./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-linux-3.14-todo/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i --full-output --preprocessor.use.memory.slicer true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6ae2ee47 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-todo/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 104510927d9409ade9caf80490257750edc55f0d04f472d0e2cf5426e55ff4e4 --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-dev-6ae2ee4-m [2023-11-22 18:30:25,043 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 18:30:25,096 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-22 18:30:25,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 18:30:25,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 18:30:25,112 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 18:30:25,113 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 18:30:25,113 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 18:30:25,113 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-22 18:30:25,114 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-22 18:30:25,114 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 18:30:25,114 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 18:30:25,115 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 18:30:25,115 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 18:30:25,115 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 18:30:25,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 18:30:25,116 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 18:30:25,116 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 18:30:25,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 18:30:25,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 18:30:25,117 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 18:30:25,117 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 18:30:25,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 18:30:25,118 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 18:30:25,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 18:30:25,118 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 18:30:25,118 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 18:30:25,119 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 18:30:25,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 18:30:25,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 18:30:25,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 18:30:25,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 18:30:25,120 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 18:30:25,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 18:30:25,120 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 18:30:25,120 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-22 18:30:25,121 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 18:30:25,121 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-22 18:30:25,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-22 18:30:25,121 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 104510927d9409ade9caf80490257750edc55f0d04f472d0e2cf5426e55ff4e4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-22 18:30:25,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 18:30:25,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 18:30:25,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 18:30:25,327 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 18:30:25,328 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 18:30:25,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-todo/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2023-11-22 18:30:26,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 18:30:26,831 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 18:30:26,832 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-todo/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2023-11-22 18:30:26,867 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a21a66436/042cfed45e0c4b0eb0f4954ab11c90a6/FLAG0267d86dd [2023-11-22 18:30:26,879 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a21a66436/042cfed45e0c4b0eb0f4954ab11c90a6 [2023-11-22 18:30:26,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 18:30:26,882 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 18:30:26,883 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 18:30:26,883 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 18:30:26,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 18:30:26,887 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 06:30:26" (1/1) ... [2023-11-22 18:30:26,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ee78ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:26, skipping insertion in model container [2023-11-22 18:30:26,888 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 06:30:26" (1/1) ... [2023-11-22 18:30:26,996 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 18:30:28,579 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-todo/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307491,307504] [2023-11-22 18:30:28,582 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-todo/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307636,307649] [2023-11-22 18:30:28,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 18:30:28,648 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 18:30:28,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5436] [2023-11-22 18:30:28,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5443] [2023-11-22 18:30:28,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5450] [2023-11-22 18:30:28,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5509] [2023-11-22 18:30:28,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5512] [2023-11-22 18:30:28,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5515] [2023-11-22 18:30:28,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5518] [2023-11-22 18:30:28,918 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-todo/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307491,307504] [2023-11-22 18:30:28,919 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-todo/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307636,307649] [2023-11-22 18:30:28,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 18:30:29,047 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 18:30:29,048 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 18:30:29,054 INFO L206 MainTranslator]: Completed translation [2023-11-22 18:30:29,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29 WrapperNode [2023-11-22 18:30:29,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 18:30:29,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 18:30:29,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 18:30:29,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 18:30:29,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,133 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,249 INFO L138 Inliner]: procedures = 391, calls = 2682, calls flagged for inlining = 191, calls inlined = 156, statements flattened = 4519 [2023-11-22 18:30:29,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 18:30:29,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 18:30:29,252 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 18:30:29,252 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 18:30:29,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,289 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,756 INFO L189 HeapSplitter]: Split 1325 memory accesses to 20 slices as follows [7, 862, 7, 7, 1, 7, 112, 2, 0, 7, 7, 2, 51, 7, 3, 63, 5, 112, 0, 63] [2023-11-22 18:30:29,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,909 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 18:30:29,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 18:30:29,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 18:30:29,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 18:30:29,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (1/1) ... [2023-11-22 18:30:29,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 18:30:29,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 18:30:30,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-22 18:30:30,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-22 18:30:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_95 [2023-11-22 18:30:30,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_95 [2023-11-22 18:30:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-22 18:30:30,042 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-22 18:30:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-22 18:30:30,042 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-22 18:30:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-22 18:30:30,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-22 18:30:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_91 [2023-11-22 18:30:30,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_91 [2023-11-22 18:30:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_open [2023-11-22 18:30:30,043 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_open [2023-11-22 18:30:30,044 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-22 18:30:30,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-22 18:30:30,044 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-22 18:30:30,044 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2023-11-22 18:30:30,045 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2023-11-22 18:30:30,045 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resume [2023-11-22 18:30:30,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resume [2023-11-22 18:30:30,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-22 18:30:30,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-22 18:30:30,046 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-22 18:30:30,046 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-22 18:30:30,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-22 18:30:30,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-22 18:30:30,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 18:30:30,046 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-22 18:30:30,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-22 18:30:30,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-22 18:30:30,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-22 18:30:30,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-22 18:30:30,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-22 18:30:30,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-22 18:30:30,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-22 18:30:30,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-22 18:30:30,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-22 18:30:30,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-22 18:30:30,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-22 18:30:30,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-22 18:30:30,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-22 18:30:30,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-22 18:30:30,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-22 18:30:30,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-22 18:30:30,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-22 18:30:30,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-22 18:30:30,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-22 18:30:30,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-22 18:30:30,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-22 18:30:30,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_device_lock_of_kaweth_device [2023-11-22 18:30:30,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_device_lock_of_kaweth_device [2023-11-22 18:30:30,049 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_rx_urb [2023-11-22 18:30:30,049 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_rx_urb [2023-11-22 18:30:30,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-22 18:30:30,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-22 18:30:30,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-22 18:30:30,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-22 18:30:30,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-22 18:30:30,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-22 18:30:30,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-22 18:30:30,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-22 18:30:30,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-22 18:30:30,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-22 18:30:30,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-22 18:30:30,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-22 18:30:30,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-22 18:30:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-22 18:30:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-22 18:30:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-22 18:30:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-22 18:30:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-22 18:30:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-22 18:30:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-22 18:30:30,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-22 18:30:30,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-22 18:30:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-22 18:30:30,054 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-22 18:30:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2023-11-22 18:30:30,054 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2023-11-22 18:30:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-22 18:30:30,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-22 18:30:30,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-22 18:30:30,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-22 18:30:30,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-22 18:30:30,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-22 18:30:30,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-22 18:30:30,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-22 18:30:30,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-22 18:30:30,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-22 18:30:30,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-22 18:30:30,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-22 18:30:30,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-22 18:30:30,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-22 18:30:30,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-22 18:30:30,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-22 18:30:30,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-22 18:30:30,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-22 18:30:30,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-22 18:30:30,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-22 18:30:30,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-22 18:30:30,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-22 18:30:30,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-22 18:30:30,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-22 18:30:30,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-22 18:30:30,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-22 18:30:30,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-22 18:30:30,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-22 18:30:30,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-22 18:30:30,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-22 18:30:30,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-22 18:30:30,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-22 18:30:30,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-22 18:30:30,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-22 18:30:30,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2023-11-22 18:30:30,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2023-11-22 18:30:30,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2023-11-22 18:30:30,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2023-11-22 18:30:30,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2023-11-22 18:30:30,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2023-11-22 18:30:30,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2023-11-22 18:30:30,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2023-11-22 18:30:30,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-22 18:30:30,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-22 18:30:30,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-22 18:30:30,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-22 18:30:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-22 18:30:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-22 18:30:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-22 18:30:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-22 18:30:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-22 18:30:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-22 18:30:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-22 18:30:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-22 18:30:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2023-11-22 18:30:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2023-11-22 18:30:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2023-11-22 18:30:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2023-11-22 18:30:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2023-11-22 18:30:30,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2023-11-22 18:30:30,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2023-11-22 18:30:30,066 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2023-11-22 18:30:30,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-22 18:30:30,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-22 18:30:30,067 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-22 18:30:30,067 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-22 18:30:30,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-22 18:30:30,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-22 18:30:30,068 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_close [2023-11-22 18:30:30,068 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_close [2023-11-22 18:30:30,068 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_download_firmware [2023-11-22 18:30:30,072 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_download_firmware [2023-11-22 18:30:30,073 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-22 18:30:30,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-22 18:30:30,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-22 18:30:30,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-22 18:30:30,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-22 18:30:30,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 18:30:30,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-22 18:30:30,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-22 18:30:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-22 18:30:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-22 18:30:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-22 18:30:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-22 18:30:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-22 18:30:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-22 18:30:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-22 18:30:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-22 18:30:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-22 18:30:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-22 18:30:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-22 18:30:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-22 18:30:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-22 18:30:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-22 18:30:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-22 18:30:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-22 18:30:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-22 18:30:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-22 18:30:30,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-22 18:30:30,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-22 18:30:30,076 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-22 18:30:30,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-22 18:30:30,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-22 18:30:30,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-22 18:30:30,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-22 18:30:30,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-22 18:30:30,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-22 18:30:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-22 18:30:30,077 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-22 18:30:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-22 18:30:30,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-22 18:30:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-22 18:30:30,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-22 18:30:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2023-11-22 18:30:30,077 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2023-11-22 18:30:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-22 18:30:30,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-22 18:30:30,078 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-22 18:30:30,078 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-22 18:30:30,078 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_tx_timeout [2023-11-22 18:30:30,078 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_tx_timeout [2023-11-22 18:30:30,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 18:30:30,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 18:30:30,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_kaweth_driver_exit_11_2 [2023-11-22 18:30:30,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_kaweth_driver_exit_11_2 [2023-11-22 18:30:30,078 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-22 18:30:30,079 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-22 18:30:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-22 18:30:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-22 18:30:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-22 18:30:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-22 18:30:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-22 18:30:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-22 18:30:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-22 18:30:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-22 18:30:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-22 18:30:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-22 18:30:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-22 18:30:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-22 18:30:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-22 18:30:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-22 18:30:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-22 18:30:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-22 18:30:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-22 18:30:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-22 18:30:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-22 18:30:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-22 18:30:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-22 18:30:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-22 18:30:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-22 18:30:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-22 18:30:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-22 18:30:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-22 18:30:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-22 18:30:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-22 18:30:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-22 18:30:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-22 18:30:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-22 18:30:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-22 18:30:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-22 18:30:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-22 18:30:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-22 18:30:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-22 18:30:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-22 18:30:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-22 18:30:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-22 18:30:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-22 18:30:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-22 18:30:30,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-22 18:30:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-22 18:30:30,083 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-22 18:30:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_async_set_rx_mode [2023-11-22 18:30:30,083 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_async_set_rx_mode [2023-11-22 18:30:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-22 18:30:30,084 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-22 18:30:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-22 18:30:30,084 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-22 18:30:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 18:30:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-22 18:30:30,084 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-22 18:30:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-22 18:30:30,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-22 18:30:30,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-22 18:30:30,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-22 18:30:30,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-22 18:30:30,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-22 18:30:30,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-22 18:30:30,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-22 18:30:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-22 18:30:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-22 18:30:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-22 18:30:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-22 18:30:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-22 18:30:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-22 18:30:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-22 18:30:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-22 18:30:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-22 18:30:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-22 18:30:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-22 18:30:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-22 18:30:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-22 18:30:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-22 18:30:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-22 18:30:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-22 18:30:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-22 18:30:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-22 18:30:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-22 18:30:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-22 18:30:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-22 18:30:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-22 18:30:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-22 18:30:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-22 18:30:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-22 18:30:30,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-22 18:30:30,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-22 18:30:30,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-22 18:30:30,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-22 18:30:30,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-22 18:30:30,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-22 18:30:30,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-22 18:30:30,092 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-22 18:30:30,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-22 18:30:30,092 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-22 18:30:30,093 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-22 18:30:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-22 18:30:30,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-22 18:30:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-22 18:30:30,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-22 18:30:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-11-22 18:30:30,093 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-11-22 18:30:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-22 18:30:30,093 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-22 18:30:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-22 18:30:30,094 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-22 18:30:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-22 18:30:30,094 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-22 18:30:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_set_rx_mode [2023-11-22 18:30:30,094 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_set_rx_mode [2023-11-22 18:30:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-22 18:30:30,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-22 18:30:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-22 18:30:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-22 18:30:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-22 18:30:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-22 18:30:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-22 18:30:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-22 18:30:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-22 18:30:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-22 18:30:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-22 18:30:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-22 18:30:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-22 18:30:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-22 18:30:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-22 18:30:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-22 18:30:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-22 18:30:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-22 18:30:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-22 18:30:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-22 18:30:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-22 18:30:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-22 18:30:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-22 18:30:30,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-22 18:30:30,097 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_int_urb [2023-11-22 18:30:30,097 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_int_urb [2023-11-22 18:30:30,097 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_control [2023-11-22 18:30:30,097 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_control [2023-11-22 18:30:30,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-22 18:30:30,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-22 18:30:30,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_device_lock_of_kaweth_device [2023-11-22 18:30:30,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_device_lock_of_kaweth_device [2023-11-22 18:30:30,097 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-22 18:30:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_kill_urbs [2023-11-22 18:30:30,098 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_kill_urbs [2023-11-22 18:30:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_3_4 [2023-11-22 18:30:30,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_3_4 [2023-11-22 18:30:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_disconnect [2023-11-22 18:30:30,098 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_disconnect [2023-11-22 18:30:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-22 18:30:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-22 18:30:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-22 18:30:30,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-22 18:30:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-22 18:30:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-22 18:30:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-22 18:30:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-22 18:30:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-22 18:30:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-22 18:30:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-22 18:30:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-22 18:30:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-22 18:30:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-22 18:30:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-22 18:30:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-22 18:30:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-22 18:30:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-22 18:30:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-22 18:30:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-22 18:30:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-22 18:30:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-22 18:30:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-22 18:30:30,101 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-22 18:30:30,868 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 18:30:30,870 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 18:30:31,458 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-22 18:30:34,977 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-22 18:30:35,020 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 18:30:35,283 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 18:30:35,284 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-22 18:30:35,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 06:30:35 BoogieIcfgContainer [2023-11-22 18:30:35,285 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 18:30:35,286 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 18:30:35,287 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 18:30:35,289 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 18:30:35,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 06:30:26" (1/3) ... [2023-11-22 18:30:35,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dfc5896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 06:30:35, skipping insertion in model container [2023-11-22 18:30:35,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:30:29" (2/3) ... [2023-11-22 18:30:35,291 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dfc5896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 06:30:35, skipping insertion in model container [2023-11-22 18:30:35,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 06:30:35" (3/3) ... [2023-11-22 18:30:35,293 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2023-11-22 18:30:35,307 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 18:30:35,308 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-22 18:30:35,370 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-22 18:30:35,376 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@204f0a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 18:30:35,377 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-22 18:30:35,385 INFO L276 IsEmpty]: Start isEmpty. Operand has 1042 states, 642 states have (on average 1.3348909657320873) internal successors, (857), 647 states have internal predecessors, (857), 334 states have call successors, (334), 66 states have call predecessors, (334), 65 states have return successors, (328), 327 states have call predecessors, (328), 328 states have call successors, (328) [2023-11-22 18:30:35,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-22 18:30:35,414 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:30:35,415 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:30:35,416 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:30:35,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:30:35,422 INFO L85 PathProgramCache]: Analyzing trace with hash -787537755, now seen corresponding path program 1 times [2023-11-22 18:30:35,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:30:35,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466275458] [2023-11-22 18:30:35,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:30:35,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:30:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:30:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:30:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:30:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:30:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:30:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:30:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:30:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:30:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-22 18:30:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:30:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-22 18:30:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-22 18:30:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-22 18:30:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:36,772 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-22 18:30:36,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:30:36,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466275458] [2023-11-22 18:30:36,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466275458] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:30:36,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:30:36,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 18:30:36,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010716209] [2023-11-22 18:30:36,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:30:36,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-22 18:30:36,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:30:36,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-22 18:30:36,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-22 18:30:36,809 INFO L87 Difference]: Start difference. First operand has 1042 states, 642 states have (on average 1.3348909657320873) internal successors, (857), 647 states have internal predecessors, (857), 334 states have call successors, (334), 66 states have call predecessors, (334), 65 states have return successors, (328), 327 states have call predecessors, (328), 328 states have call successors, (328) Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-22 18:30:47,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:30:47,451 INFO L93 Difference]: Finished difference Result 2494 states and 3715 transitions. [2023-11-22 18:30:47,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 18:30:47,453 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 141 [2023-11-22 18:30:47,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:30:47,469 INFO L225 Difference]: With dead ends: 2494 [2023-11-22 18:30:47,469 INFO L226 Difference]: Without dead ends: 1407 [2023-11-22 18:30:47,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-22 18:30:47,480 INFO L413 NwaCegarLoop]: 1041 mSDtfsCounter, 1016 mSDsluCounter, 1680 mSDsCounter, 0 mSdLazyCounter, 2182 mSolverCounterSat, 1093 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 2721 SdHoareTripleChecker+Invalid, 3275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1093 IncrementalHoareTripleChecker+Valid, 2182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-22 18:30:47,480 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1111 Valid, 2721 Invalid, 3275 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1093 Valid, 2182 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2023-11-22 18:30:47,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2023-11-22 18:30:47,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1387. [2023-11-22 18:30:47,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1387 states, 892 states have (on average 1.3318385650224216) internal successors, (1188), 900 states have internal predecessors, (1188), 395 states have call successors, (395), 99 states have call predecessors, (395), 99 states have return successors, (395), 392 states have call predecessors, (395), 395 states have call successors, (395) [2023-11-22 18:30:47,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1387 states and 1978 transitions. [2023-11-22 18:30:47,652 INFO L78 Accepts]: Start accepts. Automaton has 1387 states and 1978 transitions. Word has length 141 [2023-11-22 18:30:47,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:30:47,654 INFO L495 AbstractCegarLoop]: Abstraction has 1387 states and 1978 transitions. [2023-11-22 18:30:47,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-22 18:30:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1978 transitions. [2023-11-22 18:30:47,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-22 18:30:47,663 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:30:47,663 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:30:47,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-22 18:30:47,663 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:30:47,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:30:47,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1288649012, now seen corresponding path program 1 times [2023-11-22 18:30:47,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:30:47,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516749052] [2023-11-22 18:30:47,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:30:47,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:30:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:47,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:47,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:47,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:30:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:47,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:47,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:30:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:47,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:30:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:30:48,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:30:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:30:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:30:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:30:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-22 18:30:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 18:30:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:30:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:30:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-22 18:30:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-22 18:30:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:30:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-22 18:30:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-22 18:30:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2023-11-22 18:30:48,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:30:48,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516749052] [2023-11-22 18:30:48,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516749052] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:30:48,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:30:48,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:30:48,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694213934] [2023-11-22 18:30:48,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:30:48,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:30:48,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:30:48,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:30:48,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:30:48,453 INFO L87 Difference]: Start difference. First operand 1387 states and 1978 transitions. Second operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 4 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2023-11-22 18:30:57,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:30:57,236 INFO L93 Difference]: Finished difference Result 3719 states and 5337 transitions. [2023-11-22 18:30:57,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 18:30:57,237 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 4 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) Word has length 152 [2023-11-22 18:30:57,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:30:57,281 INFO L225 Difference]: With dead ends: 3719 [2023-11-22 18:30:57,281 INFO L226 Difference]: Without dead ends: 2349 [2023-11-22 18:30:57,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2023-11-22 18:30:57,293 INFO L413 NwaCegarLoop]: 716 mSDtfsCounter, 2322 mSDsluCounter, 1183 mSDsCounter, 0 mSdLazyCounter, 2540 mSolverCounterSat, 2122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2555 SdHoareTripleChecker+Valid, 1899 SdHoareTripleChecker+Invalid, 4662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2122 IncrementalHoareTripleChecker+Valid, 2540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2023-11-22 18:30:57,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2555 Valid, 1899 Invalid, 4662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2122 Valid, 2540 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2023-11-22 18:30:57,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2349 states. [2023-11-22 18:30:57,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2349 to 2321. [2023-11-22 18:30:57,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2321 states, 1491 states have (on average 1.3165660630449363) internal successors, (1963), 1504 states have internal predecessors, (1963), 670 states have call successors, (670), 159 states have call predecessors, (670), 159 states have return successors, (673), 662 states have call predecessors, (673), 670 states have call successors, (673) [2023-11-22 18:30:57,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 2321 states and 3306 transitions. [2023-11-22 18:30:57,451 INFO L78 Accepts]: Start accepts. Automaton has 2321 states and 3306 transitions. Word has length 152 [2023-11-22 18:30:57,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:30:57,451 INFO L495 AbstractCegarLoop]: Abstraction has 2321 states and 3306 transitions. [2023-11-22 18:30:57,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 4 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2023-11-22 18:30:57,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 3306 transitions. [2023-11-22 18:30:57,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-22 18:30:57,454 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:30:57,454 INFO L195 NwaCegarLoop]: trace histogram [10, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:30:57,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-22 18:30:57,454 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:30:57,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:30:57,455 INFO L85 PathProgramCache]: Analyzing trace with hash -861514915, now seen corresponding path program 1 times [2023-11-22 18:30:57,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:30:57,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088133583] [2023-11-22 18:30:57,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:30:57,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:30:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:30:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:30:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:30:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:30:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:30:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:30:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:30:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:30:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:30:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-22 18:30:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-22 18:30:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-22 18:30:57,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-22 18:30:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-22 18:30:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-22 18:30:58,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,211 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2023-11-22 18:30:58,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:30:58,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088133583] [2023-11-22 18:30:58,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088133583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:30:58,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:30:58,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 18:30:58,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183502811] [2023-11-22 18:30:58,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:30:58,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-22 18:30:58,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:30:58,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-22 18:30:58,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-22 18:30:58,214 INFO L87 Difference]: Start difference. First operand 2321 states and 3306 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-22 18:31:08,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:31:15,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:31:15,621 INFO L93 Difference]: Finished difference Result 6977 states and 9994 transitions. [2023-11-22 18:31:15,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 18:31:15,622 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 159 [2023-11-22 18:31:15,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:31:15,639 INFO L225 Difference]: With dead ends: 6977 [2023-11-22 18:31:15,640 INFO L226 Difference]: Without dead ends: 4673 [2023-11-22 18:31:15,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-22 18:31:15,647 INFO L413 NwaCegarLoop]: 1807 mSDtfsCounter, 1553 mSDsluCounter, 2331 mSDsCounter, 0 mSdLazyCounter, 3005 mSolverCounterSat, 896 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1805 SdHoareTripleChecker+Valid, 4138 SdHoareTripleChecker+Invalid, 3901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 896 IncrementalHoareTripleChecker+Valid, 3005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2023-11-22 18:31:15,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1805 Valid, 4138 Invalid, 3901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [896 Valid, 3005 Invalid, 0 Unknown, 0 Unchecked, 16.0s Time] [2023-11-22 18:31:15,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4673 states. [2023-11-22 18:31:15,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4673 to 4607. [2023-11-22 18:31:15,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4607 states, 2964 states have (on average 1.3144399460188934) internal successors, (3896), 2990 states have internal predecessors, (3896), 1324 states have call successors, (1324), 318 states have call predecessors, (1324), 318 states have return successors, (1330), 1308 states have call predecessors, (1330), 1324 states have call successors, (1330) [2023-11-22 18:31:15,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4607 states to 4607 states and 6550 transitions. [2023-11-22 18:31:15,930 INFO L78 Accepts]: Start accepts. Automaton has 4607 states and 6550 transitions. Word has length 159 [2023-11-22 18:31:15,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:31:15,930 INFO L495 AbstractCegarLoop]: Abstraction has 4607 states and 6550 transitions. [2023-11-22 18:31:15,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-22 18:31:15,931 INFO L276 IsEmpty]: Start isEmpty. Operand 4607 states and 6550 transitions. [2023-11-22 18:31:15,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-22 18:31:15,934 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:31:15,934 INFO L195 NwaCegarLoop]: trace histogram [13, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:31:15,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-22 18:31:15,934 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:31:15,935 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:31:15,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1746249137, now seen corresponding path program 1 times [2023-11-22 18:31:15,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:31:15,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192017361] [2023-11-22 18:31:15,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:31:15,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:31:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:31:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:31:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:31:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:31:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:31:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:31:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:31:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:31:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:31:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:31:16,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:31:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:31:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:31:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:31:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:31:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:31:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:31:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-22 18:31:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-22 18:31:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:31:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-22 18:31:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:31:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:16,742 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2023-11-22 18:31:16,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:31:16,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192017361] [2023-11-22 18:31:16,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192017361] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:31:16,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:31:16,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 18:31:16,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596690264] [2023-11-22 18:31:16,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:31:16,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-22 18:31:16,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:31:16,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-22 18:31:16,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-22 18:31:16,745 INFO L87 Difference]: Start difference. First operand 4607 states and 6550 transitions. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-22 18:31:27,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:31:27,312 INFO L93 Difference]: Finished difference Result 10905 states and 15472 transitions. [2023-11-22 18:31:27,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 18:31:27,314 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 207 [2023-11-22 18:31:27,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:31:27,343 INFO L225 Difference]: With dead ends: 10905 [2023-11-22 18:31:27,344 INFO L226 Difference]: Without dead ends: 6315 [2023-11-22 18:31:27,354 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-22 18:31:27,355 INFO L413 NwaCegarLoop]: 1330 mSDtfsCounter, 1397 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 2344 mSolverCounterSat, 800 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1607 SdHoareTripleChecker+Valid, 3011 SdHoareTripleChecker+Invalid, 3144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 800 IncrementalHoareTripleChecker+Valid, 2344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-22 18:31:27,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1607 Valid, 3011 Invalid, 3144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [800 Valid, 2344 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2023-11-22 18:31:27,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6315 states. [2023-11-22 18:31:27,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6315 to 6241. [2023-11-22 18:31:27,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6241 states, 4062 states have (on average 1.3195470211718365) internal successors, (5360), 4098 states have internal predecessors, (5360), 1688 states have call successors, (1688), 490 states have call predecessors, (1688), 490 states have return successors, (1694), 1666 states have call predecessors, (1694), 1688 states have call successors, (1694) [2023-11-22 18:31:27,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6241 states to 6241 states and 8742 transitions. [2023-11-22 18:31:27,783 INFO L78 Accepts]: Start accepts. Automaton has 6241 states and 8742 transitions. Word has length 207 [2023-11-22 18:31:27,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:31:27,785 INFO L495 AbstractCegarLoop]: Abstraction has 6241 states and 8742 transitions. [2023-11-22 18:31:27,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-22 18:31:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 6241 states and 8742 transitions. [2023-11-22 18:31:27,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-11-22 18:31:27,789 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:31:27,790 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:31:27,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-22 18:31:27,790 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:31:27,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:31:27,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1870601224, now seen corresponding path program 1 times [2023-11-22 18:31:27,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:31:27,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299785205] [2023-11-22 18:31:27,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:31:27,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:31:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:31:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:31:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:31:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:31:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:31:28,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:31:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:31:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:31:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:31:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:31:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:31:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:31:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:31:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:31:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:31:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:31:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:31:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:31:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:31:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:31:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:31:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:31:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:31:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:31:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:31:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:31:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:31:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:31:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:31:28,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:31:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:31:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:31:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:31:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:28,599 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:31:28,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:31:28,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299785205] [2023-11-22 18:31:28,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299785205] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:31:28,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:31:28,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 18:31:28,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674256881] [2023-11-22 18:31:28,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:31:28,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-22 18:31:28,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:31:28,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-22 18:31:28,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-22 18:31:28,601 INFO L87 Difference]: Start difference. First operand 6241 states and 8742 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:31:31,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:31:31,693 INFO L93 Difference]: Finished difference Result 12493 states and 17743 transitions. [2023-11-22 18:31:31,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:31:31,697 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 300 [2023-11-22 18:31:31,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:31:31,721 INFO L225 Difference]: With dead ends: 12493 [2023-11-22 18:31:31,721 INFO L226 Difference]: Without dead ends: 6269 [2023-11-22 18:31:31,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:31:31,738 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1256 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 418 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 2077 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 418 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-22 18:31:31,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1453 Valid, 2116 Invalid, 2077 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [418 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-22 18:31:31,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6269 states. [2023-11-22 18:31:32,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6269 to 6241. [2023-11-22 18:31:32,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6241 states, 4062 states have (on average 1.3170851797144263) internal successors, (5350), 4098 states have internal predecessors, (5350), 1688 states have call successors, (1688), 490 states have call predecessors, (1688), 490 states have return successors, (1694), 1666 states have call predecessors, (1694), 1688 states have call successors, (1694) [2023-11-22 18:31:32,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6241 states to 6241 states and 8732 transitions. [2023-11-22 18:31:32,113 INFO L78 Accepts]: Start accepts. Automaton has 6241 states and 8732 transitions. Word has length 300 [2023-11-22 18:31:32,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:31:32,114 INFO L495 AbstractCegarLoop]: Abstraction has 6241 states and 8732 transitions. [2023-11-22 18:31:32,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:31:32,114 INFO L276 IsEmpty]: Start isEmpty. Operand 6241 states and 8732 transitions. [2023-11-22 18:31:32,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-22 18:31:32,117 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:31:32,118 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:31:32,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-22 18:31:32,118 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:31:32,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:31:32,118 INFO L85 PathProgramCache]: Analyzing trace with hash 357731999, now seen corresponding path program 1 times [2023-11-22 18:31:32,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:31:32,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013193601] [2023-11-22 18:31:32,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:31:32,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:31:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:31:32,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:31:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:31:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:31:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:31:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:31:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:31:32,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:31:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:31:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:31:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:31:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:31:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:31:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:31:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:31:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:31:32,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:31:32,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:31:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:31:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:31:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:32,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:31:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:31:32,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:31:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:31:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:31:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:31:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:31:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:31:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:31:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:31:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:31:32,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:31:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:31:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:32,947 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:31:32,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:31:32,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013193601] [2023-11-22 18:31:32,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013193601] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:31:32,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:31:32,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:31:32,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80378285] [2023-11-22 18:31:32,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:31:32,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:31:32,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:31:32,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:31:32,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:31:32,950 INFO L87 Difference]: Start difference. First operand 6241 states and 8732 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:31:36,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:31:36,273 INFO L93 Difference]: Finished difference Result 12493 states and 17723 transitions. [2023-11-22 18:31:36,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:31:36,274 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 301 [2023-11-22 18:31:36,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:31:36,296 INFO L225 Difference]: With dead ends: 12493 [2023-11-22 18:31:36,297 INFO L226 Difference]: Without dead ends: 6269 [2023-11-22 18:31:36,312 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:31:36,312 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1766 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1657 mSolverCounterSat, 1561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1766 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 3218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1561 IncrementalHoareTripleChecker+Valid, 1657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-22 18:31:36,313 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1766 Valid, 2116 Invalid, 3218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1561 Valid, 1657 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-22 18:31:36,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6269 states. [2023-11-22 18:31:36,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6269 to 6241. [2023-11-22 18:31:36,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6241 states, 4062 states have (on average 1.3146233382570163) internal successors, (5340), 4098 states have internal predecessors, (5340), 1688 states have call successors, (1688), 490 states have call predecessors, (1688), 490 states have return successors, (1694), 1666 states have call predecessors, (1694), 1688 states have call successors, (1694) [2023-11-22 18:31:36,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6241 states to 6241 states and 8722 transitions. [2023-11-22 18:31:36,720 INFO L78 Accepts]: Start accepts. Automaton has 6241 states and 8722 transitions. Word has length 301 [2023-11-22 18:31:36,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:31:36,720 INFO L495 AbstractCegarLoop]: Abstraction has 6241 states and 8722 transitions. [2023-11-22 18:31:36,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:31:36,721 INFO L276 IsEmpty]: Start isEmpty. Operand 6241 states and 8722 transitions. [2023-11-22 18:31:36,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2023-11-22 18:31:36,725 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:31:36,725 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:31:36,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-22 18:31:36,726 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:31:36,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:31:36,726 INFO L85 PathProgramCache]: Analyzing trace with hash 831101780, now seen corresponding path program 1 times [2023-11-22 18:31:36,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:31:36,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12635845] [2023-11-22 18:31:36,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:31:36,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:31:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:31:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:31:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:31:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:31:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:31:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:31:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:31:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:31:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:31:37,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:31:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:31:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:31:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:31:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:31:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:31:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:31:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:31:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:31:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:37,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:31:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:31:37,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:31:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:31:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:31:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:31:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:31:37,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:31:37,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:31:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:31:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:31:37,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:31:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:31:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:31:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:31:37,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,616 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:31:37,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:31:37,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12635845] [2023-11-22 18:31:37,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12635845] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:31:37,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:31:37,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:31:37,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027157551] [2023-11-22 18:31:37,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:31:37,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:31:37,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:31:37,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:31:37,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:31:37,619 INFO L87 Difference]: Start difference. First operand 6241 states and 8722 transitions. Second operand has 6 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:31:40,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:31:40,973 INFO L93 Difference]: Finished difference Result 12493 states and 17703 transitions. [2023-11-22 18:31:40,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:31:40,987 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 302 [2023-11-22 18:31:40,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:31:41,016 INFO L225 Difference]: With dead ends: 12493 [2023-11-22 18:31:41,016 INFO L226 Difference]: Without dead ends: 6269 [2023-11-22 18:31:41,035 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:31:41,037 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1762 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 1561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1762 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 3216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1561 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-22 18:31:41,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1762 Valid, 2116 Invalid, 3216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1561 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-22 18:31:41,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6269 states. [2023-11-22 18:31:41,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6269 to 6241. [2023-11-22 18:31:41,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6241 states, 4062 states have (on average 1.312161496799606) internal successors, (5330), 4098 states have internal predecessors, (5330), 1688 states have call successors, (1688), 490 states have call predecessors, (1688), 490 states have return successors, (1694), 1666 states have call predecessors, (1694), 1688 states have call successors, (1694) [2023-11-22 18:31:41,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6241 states to 6241 states and 8712 transitions. [2023-11-22 18:31:41,553 INFO L78 Accepts]: Start accepts. Automaton has 6241 states and 8712 transitions. Word has length 302 [2023-11-22 18:31:41,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:31:41,554 INFO L495 AbstractCegarLoop]: Abstraction has 6241 states and 8712 transitions. [2023-11-22 18:31:41,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:31:41,554 INFO L276 IsEmpty]: Start isEmpty. Operand 6241 states and 8712 transitions. [2023-11-22 18:31:41,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2023-11-22 18:31:41,558 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:31:41,558 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:31:41,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-22 18:31:41,558 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:31:41,558 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:31:41,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1559787589, now seen corresponding path program 1 times [2023-11-22 18:31:41,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:31:41,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089259440] [2023-11-22 18:31:41,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:31:41,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:31:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:41,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:31:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:31:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:31:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:31:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:31:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:31:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:31:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:31:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:31:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:31:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:31:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:31:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:31:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:31:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:31:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:31:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:31:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:31:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:31:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:31:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:31:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:31:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:31:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:31:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:31:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:31:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:31:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:31:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:31:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:31:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:31:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:31:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:31:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:42,294 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:31:42,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:31:42,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089259440] [2023-11-22 18:31:42,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089259440] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:31:42,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:31:42,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:31:42,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252854204] [2023-11-22 18:31:42,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:31:42,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:31:42,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:31:42,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:31:42,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:31:42,297 INFO L87 Difference]: Start difference. First operand 6241 states and 8712 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:31:50,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:31:50,378 INFO L93 Difference]: Finished difference Result 23533 states and 33333 transitions. [2023-11-22 18:31:50,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-22 18:31:50,378 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 303 [2023-11-22 18:31:50,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:31:50,426 INFO L225 Difference]: With dead ends: 23533 [2023-11-22 18:31:50,426 INFO L226 Difference]: Without dead ends: 17309 [2023-11-22 18:31:50,442 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-11-22 18:31:50,442 INFO L413 NwaCegarLoop]: 2016 mSDtfsCounter, 4167 mSDsluCounter, 2381 mSDsCounter, 0 mSdLazyCounter, 3939 mSolverCounterSat, 2099 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4575 SdHoareTripleChecker+Valid, 4397 SdHoareTripleChecker+Invalid, 6038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2099 IncrementalHoareTripleChecker+Valid, 3939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-22 18:31:50,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4575 Valid, 4397 Invalid, 6038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2099 Valid, 3939 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2023-11-22 18:31:50,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17309 states. [2023-11-22 18:31:51,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17309 to 17229. [2023-11-22 18:31:51,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17229 states, 11262 states have (on average 1.3114899662582136) internal successors, (14770), 11394 states have internal predecessors, (14770), 4632 states have call successors, (4632), 1346 states have call predecessors, (4632), 1334 states have return successors, (4878), 4518 states have call predecessors, (4878), 4632 states have call successors, (4878) [2023-11-22 18:31:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17229 states to 17229 states and 24280 transitions. [2023-11-22 18:31:51,717 INFO L78 Accepts]: Start accepts. Automaton has 17229 states and 24280 transitions. Word has length 303 [2023-11-22 18:31:51,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:31:51,717 INFO L495 AbstractCegarLoop]: Abstraction has 17229 states and 24280 transitions. [2023-11-22 18:31:51,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:31:51,718 INFO L276 IsEmpty]: Start isEmpty. Operand 17229 states and 24280 transitions. [2023-11-22 18:31:51,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2023-11-22 18:31:51,721 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:31:51,722 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:31:51,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-22 18:31:51,722 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:31:51,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:31:51,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1746569904, now seen corresponding path program 1 times [2023-11-22 18:31:51,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:31:51,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900649690] [2023-11-22 18:31:51,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:31:51,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:31:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:31:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:31:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:31:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:31:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:31:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:31:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:31:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:31:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:31:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:31:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:31:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:31:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:31:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:31:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:31:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:31:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:31:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:31:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:31:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:31:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:31:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:31:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:31:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:31:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:31:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:31:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:31:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:31:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:31:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:31:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:31:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:31:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:31:52,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:52,475 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:31:52,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:31:52,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900649690] [2023-11-22 18:31:52,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900649690] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:31:52,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:31:52,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:31:52,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490774240] [2023-11-22 18:31:52,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:31:52,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:31:52,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:31:52,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:31:52,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:31:52,478 INFO L87 Difference]: Start difference. First operand 17229 states and 24280 transitions. Second operand has 6 states, 6 states have (on average 18.333333333333332) internal successors, (110), 5 states have internal predecessors, (110), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:31:56,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:31:56,863 INFO L93 Difference]: Finished difference Result 34501 states and 49371 transitions. [2023-11-22 18:31:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:31:56,863 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.333333333333332) internal successors, (110), 5 states have internal predecessors, (110), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 304 [2023-11-22 18:31:56,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:31:56,916 INFO L225 Difference]: With dead ends: 34501 [2023-11-22 18:31:56,917 INFO L226 Difference]: Without dead ends: 17289 [2023-11-22 18:31:56,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:31:56,964 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1757 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1653 mSolverCounterSat, 1561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1757 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 3214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1561 IncrementalHoareTripleChecker+Valid, 1653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-22 18:31:56,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1757 Valid, 2116 Invalid, 3214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1561 Valid, 1653 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-22 18:31:56,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17289 states. [2023-11-22 18:31:58,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17289 to 17229. [2023-11-22 18:31:58,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17229 states, 11262 states have (on average 1.3091813177055585) internal successors, (14744), 11394 states have internal predecessors, (14744), 4632 states have call successors, (4632), 1346 states have call predecessors, (4632), 1334 states have return successors, (4878), 4518 states have call predecessors, (4878), 4632 states have call successors, (4878) [2023-11-22 18:31:58,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17229 states to 17229 states and 24254 transitions. [2023-11-22 18:31:58,559 INFO L78 Accepts]: Start accepts. Automaton has 17229 states and 24254 transitions. Word has length 304 [2023-11-22 18:31:58,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:31:58,560 INFO L495 AbstractCegarLoop]: Abstraction has 17229 states and 24254 transitions. [2023-11-22 18:31:58,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.333333333333332) internal successors, (110), 5 states have internal predecessors, (110), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:31:58,560 INFO L276 IsEmpty]: Start isEmpty. Operand 17229 states and 24254 transitions. [2023-11-22 18:31:58,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2023-11-22 18:31:58,563 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:31:58,563 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:31:58,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-22 18:31:58,563 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:31:58,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:31:58,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1278953687, now seen corresponding path program 1 times [2023-11-22 18:31:58,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:31:58,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660943029] [2023-11-22 18:31:58,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:31:58,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:31:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:58,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:31:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:31:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:31:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:31:59,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:31:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:31:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:31:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:31:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:31:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:31:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:31:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:31:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:31:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:31:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:31:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:31:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:31:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:31:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:31:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:31:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:31:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:31:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:31:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:31:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:31:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:31:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:31:59,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:31:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:31:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:31:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:31:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:31:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:31:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:59,271 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:31:59,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:31:59,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660943029] [2023-11-22 18:31:59,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660943029] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:31:59,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:31:59,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:31:59,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280095742] [2023-11-22 18:31:59,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:31:59,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:31:59,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:31:59,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:31:59,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:31:59,273 INFO L87 Difference]: Start difference. First operand 17229 states and 24254 transitions. Second operand has 6 states, 6 states have (on average 18.5) internal successors, (111), 5 states have internal predecessors, (111), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:03,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:32:03,876 INFO L93 Difference]: Finished difference Result 34501 states and 49319 transitions. [2023-11-22 18:32:03,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:32:03,876 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 5 states have internal predecessors, (111), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 305 [2023-11-22 18:32:03,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:32:03,936 INFO L225 Difference]: With dead ends: 34501 [2023-11-22 18:32:03,936 INFO L226 Difference]: Without dead ends: 17289 [2023-11-22 18:32:03,980 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:32:03,980 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1753 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1651 mSolverCounterSat, 1561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1753 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 3212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1561 IncrementalHoareTripleChecker+Valid, 1651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-22 18:32:03,981 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1753 Valid, 2116 Invalid, 3212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1561 Valid, 1651 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-22 18:32:03,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17289 states. [2023-11-22 18:32:05,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17289 to 17229. [2023-11-22 18:32:05,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17229 states, 11262 states have (on average 1.3068726691529036) internal successors, (14718), 11394 states have internal predecessors, (14718), 4632 states have call successors, (4632), 1346 states have call predecessors, (4632), 1334 states have return successors, (4878), 4518 states have call predecessors, (4878), 4632 states have call successors, (4878) [2023-11-22 18:32:05,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17229 states to 17229 states and 24228 transitions. [2023-11-22 18:32:05,890 INFO L78 Accepts]: Start accepts. Automaton has 17229 states and 24228 transitions. Word has length 305 [2023-11-22 18:32:05,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:32:05,890 INFO L495 AbstractCegarLoop]: Abstraction has 17229 states and 24228 transitions. [2023-11-22 18:32:05,890 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 5 states have internal predecessors, (111), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:05,891 INFO L276 IsEmpty]: Start isEmpty. Operand 17229 states and 24228 transitions. [2023-11-22 18:32:05,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2023-11-22 18:32:05,894 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:32:05,894 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:32:05,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-22 18:32:05,894 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:32:05,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:32:05,895 INFO L85 PathProgramCache]: Analyzing trace with hash -217730548, now seen corresponding path program 1 times [2023-11-22 18:32:05,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:32:05,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847244883] [2023-11-22 18:32:05,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:32:05,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:32:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:32:06,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:32:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:32:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:32:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:32:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:32:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:32:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:32:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:32:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:32:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:32:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:32:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:32:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:32:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:32:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:32:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:32:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:32:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:32:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:06,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:32:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:32:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:32:06,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:32:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:32:06,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:32:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:06,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:32:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:32:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:32:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:32:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:32:06,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:32:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:32:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:32:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:06,663 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:32:06,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:32:06,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847244883] [2023-11-22 18:32:06,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847244883] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:32:06,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:32:06,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:32:06,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96040048] [2023-11-22 18:32:06,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:32:06,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:32:06,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:32:06,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:32:06,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:32:06,666 INFO L87 Difference]: Start difference. First operand 17229 states and 24228 transitions. Second operand has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 5 states have internal predecessors, (112), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:11,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:32:11,216 INFO L93 Difference]: Finished difference Result 34501 states and 49267 transitions. [2023-11-22 18:32:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:32:11,217 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 5 states have internal predecessors, (112), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 306 [2023-11-22 18:32:11,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:32:11,281 INFO L225 Difference]: With dead ends: 34501 [2023-11-22 18:32:11,281 INFO L226 Difference]: Without dead ends: 17289 [2023-11-22 18:32:11,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:32:11,310 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1749 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 1561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1749 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 3210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1561 IncrementalHoareTripleChecker+Valid, 1649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-22 18:32:11,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1749 Valid, 2116 Invalid, 3210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1561 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-22 18:32:11,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17289 states. [2023-11-22 18:32:12,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17289 to 17229. [2023-11-22 18:32:12,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17229 states, 11262 states have (on average 1.3045640206002487) internal successors, (14692), 11394 states have internal predecessors, (14692), 4632 states have call successors, (4632), 1346 states have call predecessors, (4632), 1334 states have return successors, (4878), 4518 states have call predecessors, (4878), 4632 states have call successors, (4878) [2023-11-22 18:32:12,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17229 states to 17229 states and 24202 transitions. [2023-11-22 18:32:12,737 INFO L78 Accepts]: Start accepts. Automaton has 17229 states and 24202 transitions. Word has length 306 [2023-11-22 18:32:12,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:32:12,738 INFO L495 AbstractCegarLoop]: Abstraction has 17229 states and 24202 transitions. [2023-11-22 18:32:12,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 5 states have internal predecessors, (112), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:12,738 INFO L276 IsEmpty]: Start isEmpty. Operand 17229 states and 24202 transitions. [2023-11-22 18:32:12,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2023-11-22 18:32:12,741 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:32:12,741 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:32:12,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-22 18:32:12,742 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:32:12,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:32:12,742 INFO L85 PathProgramCache]: Analyzing trace with hash 744215027, now seen corresponding path program 1 times [2023-11-22 18:32:12,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:32:12,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580831592] [2023-11-22 18:32:12,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:32:12,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:32:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:32:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:32:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:32:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:32:13,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:32:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:32:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:32:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:32:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:32:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:32:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:32:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:32:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:32:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:32:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:32:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:32:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:32:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:32:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:32:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:32:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:32:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:32:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:32:13,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:32:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:32:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:32:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:32:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:32:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:32:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:32:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:32:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:32:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:32:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:13,529 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:32:13,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:32:13,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580831592] [2023-11-22 18:32:13,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580831592] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:32:13,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:32:13,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:32:13,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135212053] [2023-11-22 18:32:13,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:32:13,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:32:13,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:32:13,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:32:13,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:32:13,531 INFO L87 Difference]: Start difference. First operand 17229 states and 24202 transitions. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:18,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:32:18,064 INFO L93 Difference]: Finished difference Result 34501 states and 49215 transitions. [2023-11-22 18:32:18,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:32:18,065 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 307 [2023-11-22 18:32:18,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:32:18,109 INFO L225 Difference]: With dead ends: 34501 [2023-11-22 18:32:18,110 INFO L226 Difference]: Without dead ends: 17289 [2023-11-22 18:32:18,147 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:32:18,148 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1745 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1647 mSolverCounterSat, 1561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1745 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 3208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1561 IncrementalHoareTripleChecker+Valid, 1647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-22 18:32:18,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1745 Valid, 2116 Invalid, 3208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1561 Valid, 1647 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-22 18:32:18,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17289 states. [2023-11-22 18:32:19,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17289 to 17229. [2023-11-22 18:32:19,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17229 states, 11262 states have (on average 1.3022553720475938) internal successors, (14666), 11394 states have internal predecessors, (14666), 4632 states have call successors, (4632), 1346 states have call predecessors, (4632), 1334 states have return successors, (4878), 4518 states have call predecessors, (4878), 4632 states have call successors, (4878) [2023-11-22 18:32:19,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17229 states to 17229 states and 24176 transitions. [2023-11-22 18:32:19,920 INFO L78 Accepts]: Start accepts. Automaton has 17229 states and 24176 transitions. Word has length 307 [2023-11-22 18:32:19,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:32:19,921 INFO L495 AbstractCegarLoop]: Abstraction has 17229 states and 24176 transitions. [2023-11-22 18:32:19,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 17229 states and 24176 transitions. [2023-11-22 18:32:19,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2023-11-22 18:32:19,926 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:32:19,927 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:32:19,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-22 18:32:19,927 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:32:19,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:32:19,927 INFO L85 PathProgramCache]: Analyzing trace with hash 614273384, now seen corresponding path program 1 times [2023-11-22 18:32:19,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:32:19,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462700940] [2023-11-22 18:32:19,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:32:19,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:32:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:32:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:32:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:32:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:32:20,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:32:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:32:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:32:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:32:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:32:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:32:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:32:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:32:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:32:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:32:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:32:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:32:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:32:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:32:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:32:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:32:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:32:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:32:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:32:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:32:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:32:20,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:32:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:32:20,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:32:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:32:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:32:20,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:32:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:32:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:32:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:32:20,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:32:20,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462700940] [2023-11-22 18:32:20,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462700940] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:32:20,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:32:20,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:32:20,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813639171] [2023-11-22 18:32:20,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:32:20,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:32:20,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:32:20,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:32:20,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:32:20,540 INFO L87 Difference]: Start difference. First operand 17229 states and 24176 transitions. Second operand has 6 states, 6 states have (on average 19.0) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:25,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:32:25,099 INFO L93 Difference]: Finished difference Result 34501 states and 49163 transitions. [2023-11-22 18:32:25,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:32:25,099 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.0) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 308 [2023-11-22 18:32:25,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:32:25,150 INFO L225 Difference]: With dead ends: 34501 [2023-11-22 18:32:25,150 INFO L226 Difference]: Without dead ends: 17289 [2023-11-22 18:32:25,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:32:25,191 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1741 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 1561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1741 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 3206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1561 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-22 18:32:25,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1741 Valid, 2116 Invalid, 3206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1561 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-22 18:32:25,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17289 states. [2023-11-22 18:32:26,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17289 to 17229. [2023-11-22 18:32:26,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17229 states, 11262 states have (on average 1.2999467234949387) internal successors, (14640), 11394 states have internal predecessors, (14640), 4632 states have call successors, (4632), 1346 states have call predecessors, (4632), 1334 states have return successors, (4878), 4518 states have call predecessors, (4878), 4632 states have call successors, (4878) [2023-11-22 18:32:26,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17229 states to 17229 states and 24150 transitions. [2023-11-22 18:32:26,905 INFO L78 Accepts]: Start accepts. Automaton has 17229 states and 24150 transitions. Word has length 308 [2023-11-22 18:32:26,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:32:26,906 INFO L495 AbstractCegarLoop]: Abstraction has 17229 states and 24150 transitions. [2023-11-22 18:32:26,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.0) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:26,906 INFO L276 IsEmpty]: Start isEmpty. Operand 17229 states and 24150 transitions. [2023-11-22 18:32:26,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2023-11-22 18:32:26,910 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:32:26,911 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:32:26,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-22 18:32:26,911 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:32:26,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:32:26,911 INFO L85 PathProgramCache]: Analyzing trace with hash 995566351, now seen corresponding path program 1 times [2023-11-22 18:32:26,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:32:26,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162211786] [2023-11-22 18:32:26,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:32:26,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:32:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:32:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:32:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:32:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:32:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:32:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:32:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:32:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:32:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:32:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:32:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:32:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:32:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:32:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:32:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:32:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:32:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:32:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:32:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:32:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:32:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:32:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:32:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:32:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:32:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:32:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:32:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:32:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:32:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:32:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:32:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:32:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:32:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:32:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:27,583 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:32:27,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:32:27,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162211786] [2023-11-22 18:32:27,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162211786] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:32:27,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:32:27,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:32:27,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272888611] [2023-11-22 18:32:27,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:32:27,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:32:27,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:32:27,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:32:27,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:32:27,586 INFO L87 Difference]: Start difference. First operand 17229 states and 24150 transitions. Second operand has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 5 states have internal predecessors, (115), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:32,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:32:32,120 INFO L93 Difference]: Finished difference Result 34501 states and 49111 transitions. [2023-11-22 18:32:32,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:32:32,121 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 5 states have internal predecessors, (115), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 309 [2023-11-22 18:32:32,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:32:32,167 INFO L225 Difference]: With dead ends: 34501 [2023-11-22 18:32:32,167 INFO L226 Difference]: Without dead ends: 17289 [2023-11-22 18:32:32,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:32:32,209 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1737 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1643 mSolverCounterSat, 1561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1737 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 3204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1561 IncrementalHoareTripleChecker+Valid, 1643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-22 18:32:32,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1737 Valid, 2116 Invalid, 3204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1561 Valid, 1643 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-22 18:32:32,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17289 states. [2023-11-22 18:32:33,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17289 to 17229. [2023-11-22 18:32:33,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17229 states, 11262 states have (on average 1.2976380749422838) internal successors, (14614), 11394 states have internal predecessors, (14614), 4632 states have call successors, (4632), 1346 states have call predecessors, (4632), 1334 states have return successors, (4878), 4518 states have call predecessors, (4878), 4632 states have call successors, (4878) [2023-11-22 18:32:33,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17229 states to 17229 states and 24124 transitions. [2023-11-22 18:32:33,871 INFO L78 Accepts]: Start accepts. Automaton has 17229 states and 24124 transitions. Word has length 309 [2023-11-22 18:32:33,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:32:33,872 INFO L495 AbstractCegarLoop]: Abstraction has 17229 states and 24124 transitions. [2023-11-22 18:32:33,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 5 states have internal predecessors, (115), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 17229 states and 24124 transitions. [2023-11-22 18:32:33,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-11-22 18:32:33,875 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:32:33,876 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:32:33,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-22 18:32:33,876 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:32:33,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:32:33,876 INFO L85 PathProgramCache]: Analyzing trace with hash 45263044, now seen corresponding path program 1 times [2023-11-22 18:32:33,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:32:33,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131186759] [2023-11-22 18:32:33,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:32:33,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:32:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:32:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:32:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:32:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:32:34,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:32:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:32:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:32:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:32:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:32:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:32:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:32:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:32:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:32:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:32:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:32:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:32:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:32:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:32:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:32:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:32:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:32:34,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:32:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:32:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:32:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:32:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:32:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:32:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:32:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:32:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:32:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:32:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:32:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:32:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:32:34,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:32:34,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131186759] [2023-11-22 18:32:34,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131186759] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:32:34,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:32:34,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:32:34,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749790088] [2023-11-22 18:32:34,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:32:34,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:32:34,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:32:34,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:32:34,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:32:34,557 INFO L87 Difference]: Start difference. First operand 17229 states and 24124 transitions. Second operand has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:38,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:32:38,958 INFO L93 Difference]: Finished difference Result 34501 states and 49059 transitions. [2023-11-22 18:32:38,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:32:38,958 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 310 [2023-11-22 18:32:38,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:32:38,998 INFO L225 Difference]: With dead ends: 34501 [2023-11-22 18:32:38,998 INFO L226 Difference]: Without dead ends: 17289 [2023-11-22 18:32:39,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:32:39,032 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1733 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1641 mSolverCounterSat, 1561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1733 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 3202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1561 IncrementalHoareTripleChecker+Valid, 1641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-22 18:32:39,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1733 Valid, 2116 Invalid, 3202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1561 Valid, 1641 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-22 18:32:39,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17289 states. [2023-11-22 18:32:40,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17289 to 17229. [2023-11-22 18:32:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17229 states, 11262 states have (on average 1.295329426389629) internal successors, (14588), 11394 states have internal predecessors, (14588), 4632 states have call successors, (4632), 1346 states have call predecessors, (4632), 1334 states have return successors, (4878), 4518 states have call predecessors, (4878), 4632 states have call successors, (4878) [2023-11-22 18:32:40,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17229 states to 17229 states and 24098 transitions. [2023-11-22 18:32:40,668 INFO L78 Accepts]: Start accepts. Automaton has 17229 states and 24098 transitions. Word has length 310 [2023-11-22 18:32:40,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:32:40,669 INFO L495 AbstractCegarLoop]: Abstraction has 17229 states and 24098 transitions. [2023-11-22 18:32:40,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:40,669 INFO L276 IsEmpty]: Start isEmpty. Operand 17229 states and 24098 transitions. [2023-11-22 18:32:40,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2023-11-22 18:32:40,672 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:32:40,672 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:32:40,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-22 18:32:40,673 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:32:40,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:32:40,673 INFO L85 PathProgramCache]: Analyzing trace with hash 765148203, now seen corresponding path program 1 times [2023-11-22 18:32:40,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:32:40,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78770575] [2023-11-22 18:32:40,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:32:40,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:32:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:32:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:32:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:32:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:32:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:32:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:32:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:32:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:32:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:32:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:32:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:32:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:32:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:32:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:32:41,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:32:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:32:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:32:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:32:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:41,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:32:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:32:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:32:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:32:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:32:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:32:41,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:32:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:32:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:32:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:32:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:32:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:32:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:32:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:32:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:32:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:41,249 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:32:41,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:32:41,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78770575] [2023-11-22 18:32:41,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78770575] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:32:41,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:32:41,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:32:41,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449172168] [2023-11-22 18:32:41,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:32:41,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:32:41,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:32:41,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:32:41,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:32:41,254 INFO L87 Difference]: Start difference. First operand 17229 states and 24098 transitions. Second operand has 6 states, 6 states have (on average 19.5) internal successors, (117), 5 states have internal predecessors, (117), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:45,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:32:45,535 INFO L93 Difference]: Finished difference Result 34501 states and 49007 transitions. [2023-11-22 18:32:45,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-22 18:32:45,536 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 5 states have internal predecessors, (117), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 311 [2023-11-22 18:32:45,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:32:45,578 INFO L225 Difference]: With dead ends: 34501 [2023-11-22 18:32:45,578 INFO L226 Difference]: Without dead ends: 17289 [2023-11-22 18:32:45,616 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:32:45,619 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 1729 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 1561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1729 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 3200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1561 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-22 18:32:45,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1729 Valid, 2116 Invalid, 3200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1561 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-22 18:32:45,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17289 states. [2023-11-22 18:32:47,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17289 to 17229. [2023-11-22 18:32:47,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17229 states, 11262 states have (on average 1.293020777836974) internal successors, (14562), 11394 states have internal predecessors, (14562), 4632 states have call successors, (4632), 1346 states have call predecessors, (4632), 1334 states have return successors, (4878), 4518 states have call predecessors, (4878), 4632 states have call successors, (4878) [2023-11-22 18:32:47,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17229 states to 17229 states and 24072 transitions. [2023-11-22 18:32:47,174 INFO L78 Accepts]: Start accepts. Automaton has 17229 states and 24072 transitions. Word has length 311 [2023-11-22 18:32:47,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:32:47,175 INFO L495 AbstractCegarLoop]: Abstraction has 17229 states and 24072 transitions. [2023-11-22 18:32:47,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 5 states have internal predecessors, (117), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-22 18:32:47,175 INFO L276 IsEmpty]: Start isEmpty. Operand 17229 states and 24072 transitions. [2023-11-22 18:32:47,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2023-11-22 18:32:47,180 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:32:47,180 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:32:47,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-22 18:32:47,180 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:32:47,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:32:47,181 INFO L85 PathProgramCache]: Analyzing trace with hash 793777354, now seen corresponding path program 1 times [2023-11-22 18:32:47,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:32:47,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4137318] [2023-11-22 18:32:47,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:32:47,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:32:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:32:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:32:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:32:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:32:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:32:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:32:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:32:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:32:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:32:47,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:32:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:32:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:32:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:32:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:32:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:32:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:32:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:32:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:32:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:32:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:32:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:32:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:32:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:32:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:32:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:32:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:32:47,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-22 18:32:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-22 18:32:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-22 18:32:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-22 18:32:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-22 18:32:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-22 18:32:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-11-22 18:32:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:47,924 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-22 18:32:47,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:32:47,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4137318] [2023-11-22 18:32:47,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4137318] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:32:47,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:32:47,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:32:47,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327404277] [2023-11-22 18:32:47,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:32:47,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:32:47,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:32:47,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:32:47,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:32:47,927 INFO L87 Difference]: Start difference. First operand 17229 states and 24072 transitions. Second operand has 6 states, 6 states have (on average 19.5) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-22 18:32:52,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:32:52,452 INFO L93 Difference]: Finished difference Result 17331 states and 24311 transitions. [2023-11-22 18:32:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 18:32:52,452 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 1 states have call successors, (37) Word has length 311 [2023-11-22 18:32:52,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:32:52,495 INFO L225 Difference]: With dead ends: 17331 [2023-11-22 18:32:52,496 INFO L226 Difference]: Without dead ends: 17329 [2023-11-22 18:32:52,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-22 18:32:52,506 INFO L413 NwaCegarLoop]: 1069 mSDtfsCounter, 231 mSDsluCounter, 3108 mSDsCounter, 0 mSdLazyCounter, 2436 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 4177 SdHoareTripleChecker+Invalid, 2696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 2436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-22 18:32:52,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 4177 Invalid, 2696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 2436 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-22 18:32:52,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17329 states. [2023-11-22 18:32:54,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17329 to 17269. [2023-11-22 18:32:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17269 states, 11292 states have (on average 1.2908253630889126) internal successors, (14576), 11424 states have internal predecessors, (14576), 4632 states have call successors, (4632), 1346 states have call predecessors, (4632), 1344 states have return successors, (4888), 4528 states have call predecessors, (4888), 4632 states have call successors, (4888) [2023-11-22 18:32:54,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17269 states to 17269 states and 24096 transitions. [2023-11-22 18:32:54,141 INFO L78 Accepts]: Start accepts. Automaton has 17269 states and 24096 transitions. Word has length 311 [2023-11-22 18:32:54,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:32:54,141 INFO L495 AbstractCegarLoop]: Abstraction has 17269 states and 24096 transitions. [2023-11-22 18:32:54,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-22 18:32:54,141 INFO L276 IsEmpty]: Start isEmpty. Operand 17269 states and 24096 transitions. [2023-11-22 18:32:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2023-11-22 18:32:54,147 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:32:54,147 INFO L195 NwaCegarLoop]: trace histogram [17, 15, 15, 9, 9, 9, 9, 9, 9, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:32:54,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-22 18:32:54,148 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:32:54,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:32:54,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1293712783, now seen corresponding path program 1 times [2023-11-22 18:32:54,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:32:54,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758014376] [2023-11-22 18:32:54,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:32:54,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:32:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:32:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:32:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:32:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:32:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:32:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:32:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:32:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:32:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:32:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:32:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:32:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:32:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:32:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:32:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:32:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:32:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:32:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:32:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:32:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:32:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:32:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:32:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:32:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:32:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:32:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:32:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-22 18:32:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-22 18:32:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-22 18:32:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-11-22 18:32:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-11-22 18:32:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-22 18:32:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-22 18:32:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:32:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:32:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-22 18:32:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2023-11-22 18:32:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:32:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:32:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2023-11-22 18:32:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2023-11-22 18:32:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2023-11-22 18:32:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-11-22 18:32:54,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:32:54,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758014376] [2023-11-22 18:32:54,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758014376] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:32:54,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:32:54,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-22 18:32:54,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969322814] [2023-11-22 18:32:54,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:32:54,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-22 18:32:54,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:32:54,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-22 18:32:54,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-22 18:32:54,899 INFO L87 Difference]: Start difference. First operand 17269 states and 24096 transitions. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 3 states have internal predecessors, (145), 4 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) [2023-11-22 18:33:01,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:33:09,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:33:09,519 INFO L93 Difference]: Finished difference Result 36693 states and 51374 transitions. [2023-11-22 18:33:09,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-22 18:33:09,519 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 3 states have internal predecessors, (145), 4 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) Word has length 373 [2023-11-22 18:33:09,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:33:09,558 INFO L225 Difference]: With dead ends: 36693 [2023-11-22 18:33:09,558 INFO L226 Difference]: Without dead ends: 19441 [2023-11-22 18:33:09,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2023-11-22 18:33:09,583 INFO L413 NwaCegarLoop]: 812 mSDtfsCounter, 1572 mSDsluCounter, 1628 mSDsCounter, 0 mSdLazyCounter, 3633 mSolverCounterSat, 1592 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1679 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 5225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1592 IncrementalHoareTripleChecker+Valid, 3633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2023-11-22 18:33:09,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1679 Valid, 2440 Invalid, 5225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1592 Valid, 3633 Invalid, 0 Unknown, 0 Unchecked, 11.0s Time] [2023-11-22 18:33:09,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19441 states. [2023-11-22 18:33:11,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19441 to 19243. [2023-11-22 18:33:11,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19243 states, 12660 states have (on average 1.2992101105845182) internal successors, (16448), 12830 states have internal predecessors, (16448), 5062 states have call successors, (5062), 1516 states have call predecessors, (5062), 1520 states have return successors, (5352), 4934 states have call predecessors, (5352), 5062 states have call successors, (5352) [2023-11-22 18:33:11,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19243 states to 19243 states and 26862 transitions. [2023-11-22 18:33:11,277 INFO L78 Accepts]: Start accepts. Automaton has 19243 states and 26862 transitions. Word has length 373 [2023-11-22 18:33:11,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:33:11,278 INFO L495 AbstractCegarLoop]: Abstraction has 19243 states and 26862 transitions. [2023-11-22 18:33:11,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 3 states have internal predecessors, (145), 4 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) [2023-11-22 18:33:11,278 INFO L276 IsEmpty]: Start isEmpty. Operand 19243 states and 26862 transitions. [2023-11-22 18:33:11,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2023-11-22 18:33:11,285 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:33:11,285 INFO L195 NwaCegarLoop]: trace histogram [17, 15, 15, 9, 9, 9, 9, 9, 9, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:33:11,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-22 18:33:11,286 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:33:11,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:33:11,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1970213615, now seen corresponding path program 1 times [2023-11-22 18:33:11,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:33:11,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390661056] [2023-11-22 18:33:11,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:33:11,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:33:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:33:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:33:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:33:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:33:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:33:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:33:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:33:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:33:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:33:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:33:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:33:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:33:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:33:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:33:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:33:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:33:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:33:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:33:11,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:33:11,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:33:11,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:33:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:33:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:33:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:33:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:33:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:33:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:33:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:33:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:33:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:33:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:33:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:33:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-22 18:33:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-22 18:33:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-22 18:33:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-11-22 18:33:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-11-22 18:33:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-22 18:33:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-22 18:33:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:33:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:33:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-22 18:33:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2023-11-22 18:33:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:33:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:33:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:11,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2023-11-22 18:33:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:12,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2023-11-22 18:33:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:12,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2023-11-22 18:33:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:12,176 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-11-22 18:33:12,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:33:12,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390661056] [2023-11-22 18:33:12,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390661056] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:33:12,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:33:12,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-22 18:33:12,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58979853] [2023-11-22 18:33:12,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:33:12,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-22 18:33:12,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:33:12,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-22 18:33:12,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-22 18:33:12,178 INFO L87 Difference]: Start difference. First operand 19243 states and 26862 transitions. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 3 states have internal predecessors, (145), 4 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) [2023-11-22 18:33:29,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:33:29,164 INFO L93 Difference]: Finished difference Result 40701 states and 57054 transitions. [2023-11-22 18:33:29,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-22 18:33:29,165 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 3 states have internal predecessors, (145), 4 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) Word has length 373 [2023-11-22 18:33:29,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:33:29,216 INFO L225 Difference]: With dead ends: 40701 [2023-11-22 18:33:29,217 INFO L226 Difference]: Without dead ends: 21475 [2023-11-22 18:33:29,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2023-11-22 18:33:29,250 INFO L413 NwaCegarLoop]: 897 mSDtfsCounter, 1422 mSDsluCounter, 1740 mSDsCounter, 0 mSdLazyCounter, 3966 mSolverCounterSat, 1438 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1528 SdHoareTripleChecker+Valid, 2637 SdHoareTripleChecker+Invalid, 5404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1438 IncrementalHoareTripleChecker+Valid, 3966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2023-11-22 18:33:29,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1528 Valid, 2637 Invalid, 5404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1438 Valid, 3966 Invalid, 0 Unknown, 0 Unchecked, 13.4s Time] [2023-11-22 18:33:29,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21475 states. [2023-11-22 18:33:31,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21475 to 21273. [2023-11-22 18:33:31,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21273 states, 14104 states have (on average 1.3043108338060125) internal successors, (18396), 14304 states have internal predecessors, (18396), 5492 states have call successors, (5492), 1674 states have call predecessors, (5492), 1676 states have return successors, (5784), 5340 states have call predecessors, (5784), 5492 states have call successors, (5784) [2023-11-22 18:33:31,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21273 states to 21273 states and 29672 transitions. [2023-11-22 18:33:31,424 INFO L78 Accepts]: Start accepts. Automaton has 21273 states and 29672 transitions. Word has length 373 [2023-11-22 18:33:31,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:33:31,424 INFO L495 AbstractCegarLoop]: Abstraction has 21273 states and 29672 transitions. [2023-11-22 18:33:31,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 3 states have internal predecessors, (145), 4 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) [2023-11-22 18:33:31,425 INFO L276 IsEmpty]: Start isEmpty. Operand 21273 states and 29672 transitions. [2023-11-22 18:33:31,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2023-11-22 18:33:31,431 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:33:31,432 INFO L195 NwaCegarLoop]: trace histogram [19, 16, 16, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:33:31,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-22 18:33:31,432 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:33:31,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:33:31,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1297380124, now seen corresponding path program 1 times [2023-11-22 18:33:31,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:33:31,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997075435] [2023-11-22 18:33:31,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:33:31,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:33:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:33:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:33:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:33:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:33:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:33:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:33:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:33:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:33:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:33:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:33:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:33:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:33:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:33:31,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:33:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:33:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:33:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:33:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:33:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:33:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:33:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:33:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:33:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:33:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:33:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:33:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:33:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:33:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:33:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:33:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:33:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:33:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:33:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-22 18:33:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-22 18:33:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-22 18:33:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-11-22 18:33:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-22 18:33:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-11-22 18:33:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-22 18:33:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-22 18:33:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2023-11-22 18:33:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2023-11-22 18:33:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:33:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:33:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2023-11-22 18:33:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2023-11-22 18:33:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:33:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:33:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:31,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2023-11-22 18:33:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:32,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2023-11-22 18:33:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:32,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-11-22 18:33:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:32,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2023-11-22 18:33:32,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:33:32,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997075435] [2023-11-22 18:33:32,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997075435] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:33:32,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:33:32,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 18:33:32,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137098530] [2023-11-22 18:33:32,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:33:32,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 18:33:32,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:33:32,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 18:33:32,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:33:32,184 INFO L87 Difference]: Start difference. First operand 21273 states and 29672 transitions. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 4 states have internal predecessors, (145), 4 states have call successors, (52), 6 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) [2023-11-22 18:33:53,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:33:53,533 INFO L93 Difference]: Finished difference Result 53653 states and 76144 transitions. [2023-11-22 18:33:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-22 18:33:53,534 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 4 states have internal predecessors, (145), 4 states have call successors, (52), 6 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) Word has length 396 [2023-11-22 18:33:53,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:33:53,620 INFO L225 Difference]: With dead ends: 53653 [2023-11-22 18:33:53,620 INFO L226 Difference]: Without dead ends: 32397 [2023-11-22 18:33:53,665 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2023-11-22 18:33:53,666 INFO L413 NwaCegarLoop]: 1262 mSDtfsCounter, 1978 mSDsluCounter, 3339 mSDsCounter, 0 mSdLazyCounter, 6026 mSolverCounterSat, 1736 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2210 SdHoareTripleChecker+Valid, 4601 SdHoareTripleChecker+Invalid, 7762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1736 IncrementalHoareTripleChecker+Valid, 6026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2023-11-22 18:33:53,666 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2210 Valid, 4601 Invalid, 7762 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1736 Valid, 6026 Invalid, 0 Unknown, 0 Unchecked, 16.7s Time] [2023-11-22 18:33:53,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32397 states. [2023-11-22 18:33:56,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32397 to 24489. [2023-11-22 18:33:56,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24489 states, 16180 states have (on average 1.3023485784919653) internal successors, (21072), 16416 states have internal predecessors, (21072), 6264 states have call successors, (6264), 2044 states have call predecessors, (6264), 2044 states have return successors, (6564), 6082 states have call predecessors, (6564), 6264 states have call successors, (6564) [2023-11-22 18:33:56,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24489 states to 24489 states and 33900 transitions. [2023-11-22 18:33:56,386 INFO L78 Accepts]: Start accepts. Automaton has 24489 states and 33900 transitions. Word has length 396 [2023-11-22 18:33:56,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:33:56,386 INFO L495 AbstractCegarLoop]: Abstraction has 24489 states and 33900 transitions. [2023-11-22 18:33:56,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 4 states have internal predecessors, (145), 4 states have call successors, (52), 6 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) [2023-11-22 18:33:56,387 INFO L276 IsEmpty]: Start isEmpty. Operand 24489 states and 33900 transitions. [2023-11-22 18:33:56,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2023-11-22 18:33:56,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:33:56,394 INFO L195 NwaCegarLoop]: trace histogram [19, 16, 16, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:33:56,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-22 18:33:56,394 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:33:56,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:33:56,394 INFO L85 PathProgramCache]: Analyzing trace with hash 313913928, now seen corresponding path program 1 times [2023-11-22 18:33:56,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:33:56,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052985133] [2023-11-22 18:33:56,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:33:56,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:33:56,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:33:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:33:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:33:56,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:33:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:33:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:33:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:33:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:33:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:33:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:33:56,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:33:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:33:56,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:33:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:33:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:33:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:33:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:33:56,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:33:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:33:56,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:33:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:33:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:33:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:33:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:33:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:33:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:33:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:33:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:33:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:33:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:33:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:33:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:33:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-22 18:33:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-22 18:33:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-22 18:33:56,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-11-22 18:33:56,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-22 18:33:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-11-22 18:33:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2023-11-22 18:33:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2023-11-22 18:33:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2023-11-22 18:33:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2023-11-22 18:33:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:33:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:33:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2023-11-22 18:33:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2023-11-22 18:33:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:33:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:33:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:33:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:56,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2023-11-22 18:33:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:57,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2023-11-22 18:33:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:57,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2023-11-22 18:33:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:33:57,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2023-11-22 18:33:57,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:33:57,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052985133] [2023-11-22 18:33:57,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052985133] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:33:57,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:33:57,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 18:33:57,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880070574] [2023-11-22 18:33:57,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:33:57,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 18:33:57,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:33:57,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 18:33:57,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:33:57,227 INFO L87 Difference]: Start difference. First operand 24489 states and 33900 transitions. Second operand has 8 states, 8 states have (on average 18.25) internal successors, (146), 4 states have internal predecessors, (146), 4 states have call successors, (52), 6 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) [2023-11-22 18:34:17,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:34:17,384 INFO L93 Difference]: Finished difference Result 60377 states and 85730 transitions. [2023-11-22 18:34:17,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-22 18:34:17,384 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.25) internal successors, (146), 4 states have internal predecessors, (146), 4 states have call successors, (52), 6 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) Word has length 397 [2023-11-22 18:34:17,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:34:17,602 INFO L225 Difference]: With dead ends: 60377 [2023-11-22 18:34:17,602 INFO L226 Difference]: Without dead ends: 35905 [2023-11-22 18:34:17,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2023-11-22 18:34:17,646 INFO L413 NwaCegarLoop]: 1328 mSDtfsCounter, 1892 mSDsluCounter, 3484 mSDsCounter, 0 mSdLazyCounter, 6024 mSolverCounterSat, 1555 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2144 SdHoareTripleChecker+Valid, 4812 SdHoareTripleChecker+Invalid, 7579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1555 IncrementalHoareTripleChecker+Valid, 6024 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2023-11-22 18:34:17,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2144 Valid, 4812 Invalid, 7579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1555 Valid, 6024 Invalid, 0 Unknown, 0 Unchecked, 15.3s Time] [2023-11-22 18:34:17,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35905 states. [2023-11-22 18:34:20,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35905 to 26471. [2023-11-22 18:34:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26471 states, 17576 states have (on average 1.3070095584888484) internal successors, (22972), 17842 states have internal predecessors, (22972), 6694 states have call successors, (6694), 2202 states have call predecessors, (6694), 2200 states have return successors, (6996), 6488 states have call predecessors, (6996), 6694 states have call successors, (6996) [2023-11-22 18:34:20,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26471 states to 26471 states and 36662 transitions. [2023-11-22 18:34:20,685 INFO L78 Accepts]: Start accepts. Automaton has 26471 states and 36662 transitions. Word has length 397 [2023-11-22 18:34:20,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:34:20,686 INFO L495 AbstractCegarLoop]: Abstraction has 26471 states and 36662 transitions. [2023-11-22 18:34:20,686 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.25) internal successors, (146), 4 states have internal predecessors, (146), 4 states have call successors, (52), 6 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) [2023-11-22 18:34:20,686 INFO L276 IsEmpty]: Start isEmpty. Operand 26471 states and 36662 transitions. [2023-11-22 18:34:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2023-11-22 18:34:20,694 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:34:20,694 INFO L195 NwaCegarLoop]: trace histogram [19, 16, 16, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:34:20,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-22 18:34:20,694 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 18:34:20,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:34:20,695 INFO L85 PathProgramCache]: Analyzing trace with hash 185975086, now seen corresponding path program 1 times [2023-11-22 18:34:20,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:34:20,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186769246] [2023-11-22 18:34:20,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:34:20,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:34:20,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:34:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:34:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:34:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:34:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:34:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:34:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:34:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:34:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-22 18:34:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-22 18:34:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-22 18:34:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-22 18:34:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-22 18:34:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-22 18:34:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:34:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 18:34:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-22 18:34:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-22 18:34:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:34:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:34:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:34:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:34:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:34:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-22 18:34:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:34:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:34:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-22 18:34:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-22 18:34:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-22 18:34:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-22 18:34:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-22 18:34:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-22 18:34:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-22 18:34:21,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-22 18:34:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-22 18:34:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-11-22 18:34:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-22 18:34:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-11-22 18:34:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2023-11-22 18:34:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2023-11-22 18:34:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2023-11-22 18:34:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-22 18:34:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:34:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:34:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2023-11-22 18:34:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-22 18:34:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:34:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-22 18:34:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:34:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2023-11-22 18:34:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-11-22 18:34:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2023-11-22 18:34:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:34:21,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2023-11-22 18:34:21,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:34:21,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186769246] [2023-11-22 18:34:21,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186769246] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:34:21,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:34:21,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 18:34:21,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45149017] [2023-11-22 18:34:21,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:34:21,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 18:34:21,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:34:21,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 18:34:21,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:34:21,670 INFO L87 Difference]: Start difference. First operand 26471 states and 36662 transitions. Second operand has 8 states, 8 states have (on average 19.125) internal successors, (153), 4 states have internal predecessors, (153), 4 states have call successors, (53), 6 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) Killed by 15