./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX --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 397a9279da505c7ebfc2d9ded562e1ab15e47d9cd8180fd98e235f33783cecf1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:21:47,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:21:48,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 18:21:48,045 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:21:48,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:21:48,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:21:48,069 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:21:48,070 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:21:48,070 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:21:48,071 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:21:48,071 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:21:48,072 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:21:48,073 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:21:48,073 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:21:48,074 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:21:48,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:21:48,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:21:48,075 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:21:48,075 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:21:48,076 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:21:48,076 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:21:48,077 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:21:48,077 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:21:48,077 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:21:48,078 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:21:48,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:21:48,078 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:21:48,079 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:21:48,079 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:21:48,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:21:48,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:21:48,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:21:48,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:21:48,081 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:21:48,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:21:48,082 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:21:48,082 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:21:48,082 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:21:48,083 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:21:48,083 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 397a9279da505c7ebfc2d9ded562e1ab15e47d9cd8180fd98e235f33783cecf1 [2024-11-08 18:21:48,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:21:48,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:21:48,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:21:48,345 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:21:48,346 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:21:48,347 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i Unable to find full path for "g++" [2024-11-08 18:21:50,406 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:21:50,951 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:21:50,952 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i [2024-11-08 18:21:50,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/data/1e375dc5b/33425d7439b64db1a39a1e5e492d90ce/FLAG04c086555 [2024-11-08 18:21:51,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/data/1e375dc5b/33425d7439b64db1a39a1e5e492d90ce [2024-11-08 18:21:51,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:21:51,013 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:21:51,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:21:51,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:21:51,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:21:51,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:21:51" (1/1) ... [2024-11-08 18:21:51,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e277a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:51, skipping insertion in model container [2024-11-08 18:21:51,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:21:51" (1/1) ... [2024-11-08 18:21:51,135 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:21:52,763 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i[223543,223556] [2024-11-08 18:21:52,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:21:52,907 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:21:53,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [3740] [2024-11-08 18:21:53,023 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("mov" "b " "%%" "gs" ":" "%P" "1" ",%0": "=q" (pfo_ret__): "p" (& current_task)); [3785-3792] [2024-11-08 18:21:53,023 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("mov" "w " "%%" "gs" ":" "%P" "1" ",%0": "=r" (pfo_ret__): "p" (& current_task)); [3795-3802] [2024-11-08 18:21:53,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("mov" "l " "%%" "gs" ":" "%P" "1" ",%0": "=r" (pfo_ret__): "p" (& current_task)); [3805-3812] [2024-11-08 18:21:53,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("mov" "q " "%%" "gs" ":" "%P" "1" ",%0": "=r" (pfo_ret__): "p" (& current_task)); [3815-3822] [2024-11-08 18:21:53,279 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i[223543,223556] [2024-11-08 18:21:53,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:21:53,444 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:21:53,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53 WrapperNode [2024-11-08 18:21:53,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:21:53,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:21:53,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:21:53,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:21:53,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:53,551 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:53,715 INFO L138 Inliner]: procedures = 166, calls = 1492, calls flagged for inlining = 74, calls inlined = 74, statements flattened = 5153 [2024-11-08 18:21:53,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:21:53,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:21:53,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:21:53,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:21:53,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:53,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:53,751 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:54,378 INFO L175 MemorySlicer]: Split 785 memory accesses to 25 slices as follows [5, 6, 5, 5, 5, 5, 8, 46, 396, 8, 2, 134, 16, 3, 4, 8, 59, 8, 8, 18, 11, 5, 2, 14, 4]. 50 percent of accesses are in the largest equivalence class. The 87 initializations are split as follows [5, 0, 5, 5, 5, 5, 8, 0, 0, 0, 2, 0, 16, 0, 4, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0]. The 342 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 177, 3, 0, 134, 0, 0, 0, 0, 15, 0, 0, 0, 11, 0, 1, 1, 0]. [2024-11-08 18:21:54,379 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:54,379 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:54,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:54,556 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:54,614 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:54,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:54,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:21:54,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:21:54,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:21:54,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:21:54,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (1/1) ... [2024-11-08 18:21:54,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:21:54,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:21:54,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:21:54,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:21:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-08 18:21:54,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-08 18:21:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_exit [2024-11-08 18:21:54,753 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_exit [2024-11-08 18:21:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-08 18:21:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-08 18:21:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-08 18:21:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-08 18:21:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-08 18:21:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-08 18:21:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-08 18:21:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-08 18:21:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-08 18:21:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-08 18:21:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-08 18:21:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-08 18:21:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-08 18:21:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-08 18:21:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-08 18:21:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-08 18:21:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-08 18:21:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-08 18:21:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-08 18:21:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-08 18:21:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-08 18:21:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-08 18:21:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-08 18:21:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-08 18:21:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-08 18:21:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-08 18:21:54,759 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-08 18:21:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-08 18:21:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-08 18:21:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-08 18:21:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-08 18:21:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-08 18:21:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-08 18:21:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-08 18:21:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-08 18:21:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-08 18:21:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-08 18:21:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-08 18:21:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-08 18:21:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-08 18:21:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-08 18:21:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-08 18:21:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-08 18:21:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-08 18:21:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-08 18:21:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-08 18:21:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-08 18:21:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-08 18:21:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-08 18:21:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-08 18:21:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-08 18:21:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-08 18:21:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2024-11-08 18:21:54,762 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2024-11-08 18:21:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-08 18:21:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-08 18:21:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-08 18:21:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-08 18:21:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-08 18:21:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-08 18:21:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 18:21:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 18:21:54,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 18:21:54,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 18:21:54,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 18:21:54,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 18:21:54,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-08 18:21:54,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-08 18:21:54,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-08 18:21:54,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-08 18:21:54,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-08 18:21:54,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-08 18:21:54,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-08 18:21:54,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-08 18:21:54,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-08 18:21:54,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-08 18:21:54,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-08 18:21:54,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-08 18:21:54,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-08 18:21:54,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-08 18:21:54,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-08 18:21:54,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-08 18:21:54,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-08 18:21:54,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-08 18:21:54,772 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2024-11-08 18:21:54,772 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2024-11-08 18:21:54,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-08 18:21:54,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-08 18:21:54,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-08 18:21:54,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-08 18:21:54,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-08 18:21:54,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-08 18:21:54,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-08 18:21:54,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-08 18:21:54,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-08 18:21:54,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-08 18:21:54,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-08 18:21:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-08 18:21:54,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-08 18:21:54,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-08 18:21:54,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-08 18:21:54,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-08 18:21:54,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-08 18:21:54,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-08 18:21:54,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-08 18:21:54,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-08 18:21:54,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-08 18:21:54,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-08 18:21:54,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-08 18:21:54,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-08 18:21:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-08 18:21:54,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-08 18:21:54,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-08 18:21:54,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-08 18:21:54,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-08 18:21:54,782 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_writememory [2024-11-08 18:21:54,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_writememory [2024-11-08 18:21:54,783 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-08 18:21:54,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-08 18:21:54,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-08 18:21:54,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-08 18:21:54,783 INFO L130 BoogieDeclarations]: Found specification of procedure firm_send_command [2024-11-08 18:21:54,783 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_send_command [2024-11-08 18:21:54,784 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-08 18:21:54,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-08 18:21:54,784 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-08 18:21:54,784 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-08 18:21:54,784 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2024-11-08 18:21:54,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2024-11-08 18:21:54,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 18:21:54,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 18:21:54,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 18:21:54,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 18:21:54,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 18:21:54,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 18:21:54,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 18:21:54,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-08 18:21:54,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-08 18:21:54,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-08 18:21:54,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-08 18:21:54,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-08 18:21:54,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-08 18:21:54,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-08 18:21:54,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-08 18:21:54,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-08 18:21:54,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-08 18:21:54,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-08 18:21:54,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-08 18:21:54,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-08 18:21:54,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-08 18:21:54,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-08 18:21:54,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-08 18:21:54,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-08 18:21:54,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-08 18:21:54,788 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-08 18:21:54,788 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-08 18:21:54,788 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-11-08 18:21:54,788 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-11-08 18:21:54,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2024-11-08 18:21:54,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2024-11-08 18:21:54,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-08 18:21:54,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-08 18:21:54,789 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-08 18:21:54,790 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-08 18:21:54,790 INFO L130 BoogieDeclarations]: Found specification of procedure request_ihex_firmware [2024-11-08 18:21:54,790 INFO L138 BoogieDeclarations]: Found implementation of procedure request_ihex_firmware [2024-11-08 18:21:54,790 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2024-11-08 18:21:54,790 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2024-11-08 18:21:54,790 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_attach [2024-11-08 18:21:54,791 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_attach [2024-11-08 18:21:54,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 18:21:54,791 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2024-11-08 18:21:54,791 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2024-11-08 18:21:54,792 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-08 18:21:54,792 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-08 18:21:54,792 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-08 18:21:54,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-08 18:21:54,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:21:54,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 18:21:54,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-08 18:21:54,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-08 18:21:54,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-08 18:21:54,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-08 18:21:54,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-08 18:21:54,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-08 18:21:54,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-08 18:21:54,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-08 18:21:54,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-08 18:21:54,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-08 18:21:54,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-08 18:21:54,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-08 18:21:54,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-08 18:21:54,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-08 18:21:54,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-08 18:21:54,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-08 18:21:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-08 18:21:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-08 18:21:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-08 18:21:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-08 18:21:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-08 18:21:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-08 18:21:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-08 18:21:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-08 18:21:54,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-08 18:21:54,797 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-08 18:21:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-08 18:21:54,797 INFO L130 BoogieDeclarations]: Found specification of procedure ihex_next_binrec [2024-11-08 18:21:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ihex_next_binrec [2024-11-08 18:21:54,797 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-08 18:21:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-08 18:21:54,797 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_set_reset [2024-11-08 18:21:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_set_reset [2024-11-08 18:21:54,797 INFO L130 BoogieDeclarations]: Found specification of procedure urb_to_wrap [2024-11-08 18:21:54,798 INFO L138 BoogieDeclarations]: Found implementation of procedure urb_to_wrap [2024-11-08 18:21:54,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-08 18:21:54,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-08 18:21:54,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-08 18:21:54,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-08 18:21:54,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-08 18:21:54,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-08 18:21:54,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-08 18:21:54,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-08 18:21:54,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-08 18:21:54,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-08 18:21:54,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-08 18:21:54,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-08 18:21:54,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-08 18:21:54,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-08 18:21:54,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-08 18:21:54,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-08 18:21:54,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-08 18:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure firm_setup_port [2024-11-08 18:21:54,802 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_setup_port [2024-11-08 18:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-08 18:21:54,802 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-08 18:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-08 18:21:54,802 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-08 18:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure list_first [2024-11-08 18:21:54,802 INFO L138 BoogieDeclarations]: Found implementation of procedure list_first [2024-11-08 18:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-08 18:21:54,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-08 18:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 18:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-08 18:21:54,802 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-08 18:21:54,803 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-08 18:21:54,803 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-08 18:21:54,803 INFO L130 BoogieDeclarations]: Found specification of procedure firm_close [2024-11-08 18:21:54,803 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_close [2024-11-08 18:21:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-08 18:21:54,806 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-08 18:21:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2024-11-08 18:21:54,806 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2024-11-08 18:21:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2024-11-08 18:21:54,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2024-11-08 18:21:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-08 18:21:54,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-08 18:21:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-08 18:21:54,807 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-08 18:21:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure stop_command_port [2024-11-08 18:21:54,807 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_command_port [2024-11-08 18:21:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-08 18:21:54,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-08 18:21:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-08 18:21:54,808 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-08 18:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-08 18:21:54,808 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-08 18:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-08 18:21:54,808 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-08 18:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2024-11-08 18:21:54,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2024-11-08 18:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-08 18:21:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-08 18:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-11-08 18:21:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-11-08 18:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 18:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 18:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 18:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 18:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 18:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 18:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-08 18:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-08 18:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-08 18:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-08 18:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-08 18:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-08 18:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-08 18:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-08 18:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2024-11-08 18:21:54,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-11-08 18:21:54,812 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-08 18:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-08 18:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-08 18:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-08 18:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-08 18:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-08 18:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-08 18:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-08 18:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-08 18:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-08 18:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-08 18:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-08 18:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-08 18:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-08 18:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-08 18:21:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-08 18:21:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:21:54,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:21:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_init [2024-11-08 18:21:54,815 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_init [2024-11-08 18:21:55,670 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:21:55,673 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:21:56,847 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2024-11-08 18:21:57,818 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-08 18:21:58,077 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2024-11-08 18:21:58,078 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2024-11-08 18:21:58,215 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-08 18:21:58,342 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !false; [2024-11-08 18:21:58,343 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume false; [2024-11-08 18:21:58,458 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-08 18:21:58,474 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-08 18:22:05,720 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##395: assume !false; [2024-11-08 18:22:05,721 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##394: assume false; [2024-11-08 18:22:05,721 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !false; [2024-11-08 18:22:05,721 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume false; [2024-11-08 18:22:06,759 INFO L? ?]: Removed 1481 outVars from TransFormulas that were not future-live. [2024-11-08 18:22:06,759 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:22:06,798 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:22:06,798 INFO L316 CfgBuilder]: Removed 94 assume(true) statements. [2024-11-08 18:22:06,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:22:06 BoogieIcfgContainer [2024-11-08 18:22:06,799 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:22:06,802 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:22:06,802 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:22:06,806 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:22:06,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:21:51" (1/3) ... [2024-11-08 18:22:06,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1b9000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:22:06, skipping insertion in model container [2024-11-08 18:22:06,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:53" (2/3) ... [2024-11-08 18:22:06,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1b9000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:22:06, skipping insertion in model container [2024-11-08 18:22:06,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:22:06" (3/3) ... [2024-11-08 18:22:06,810 INFO L112 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i [2024-11-08 18:22:06,831 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:22:06,831 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:22:07,006 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:22:07,016 INFO L333 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, 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;@602e9365, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:22:07,017 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:22:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand has 1346 states, 971 states have (on average 1.454170957775489) internal successors, (1412), 994 states have internal predecessors, (1412), 320 states have call successors, (320), 54 states have call predecessors, (320), 53 states have return successors, (319), 316 states have call predecessors, (319), 319 states have call successors, (319) [2024-11-08 18:22:07,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 18:22:07,040 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:22:07,041 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:22:07,041 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:22:07,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:22:07,048 INFO L85 PathProgramCache]: Analyzing trace with hash -948807233, now seen corresponding path program 1 times [2024-11-08 18:22:07,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:22:07,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778135822] [2024-11-08 18:22:07,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:22:07,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:22:20,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:21,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:22:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:21,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:22:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:21,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:22:21,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:22:21,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778135822] [2024-11-08 18:22:21,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778135822] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:22:21,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:22:21,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:22:21,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031883826] [2024-11-08 18:22:21,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:22:21,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:22:21,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:22:21,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:22:21,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:22:21,741 INFO L87 Difference]: Start difference. First operand has 1346 states, 971 states have (on average 1.454170957775489) internal successors, (1412), 994 states have internal predecessors, (1412), 320 states have call successors, (320), 54 states have call predecessors, (320), 53 states have return successors, (319), 316 states have call predecessors, (319), 319 states have call successors, (319) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 18:22:22,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:22:22,361 INFO L93 Difference]: Finished difference Result 3968 states and 6151 transitions. [2024-11-08 18:22:22,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:22:22,367 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 20 [2024-11-08 18:22:22,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:22:22,434 INFO L225 Difference]: With dead ends: 3968 [2024-11-08 18:22:22,434 INFO L226 Difference]: Without dead ends: 2640 [2024-11-08 18:22:22,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:22:22,466 INFO L432 NwaCegarLoop]: 1909 mSDtfsCounter, 1829 mSDsluCounter, 1796 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1829 SdHoareTripleChecker+Valid, 3705 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:22:22,469 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1829 Valid, 3705 Invalid, 10 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:22:22,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2640 states. [2024-11-08 18:22:22,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2640 to 2637. [2024-11-08 18:22:22,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2637 states, 1905 states have (on average 1.2446194225721785) internal successors, (2371), 1940 states have internal predecessors, (2371), 629 states have call successors, (629), 103 states have call predecessors, (629), 102 states have return successors, (630), 620 states have call predecessors, (630), 626 states have call successors, (630) [2024-11-08 18:22:22,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2637 states and 3630 transitions. [2024-11-08 18:22:22,899 INFO L78 Accepts]: Start accepts. Automaton has 2637 states and 3630 transitions. Word has length 20 [2024-11-08 18:22:22,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:22:22,900 INFO L471 AbstractCegarLoop]: Abstraction has 2637 states and 3630 transitions. [2024-11-08 18:22:22,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 18:22:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 3630 transitions. [2024-11-08 18:22:22,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 18:22:22,903 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:22:22,903 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:22:22,903 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:22:22,904 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:22:22,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:22:22,905 INFO L85 PathProgramCache]: Analyzing trace with hash 651149191, now seen corresponding path program 1 times [2024-11-08 18:22:22,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:22:22,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153854765] [2024-11-08 18:22:22,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:22:22,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:22:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:37,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:22:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:37,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:22:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:37,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:22:37,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:22:37,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153854765] [2024-11-08 18:22:37,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153854765] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:22:37,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:22:37,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:22:37,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032456200] [2024-11-08 18:22:37,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:22:37,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:22:37,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:22:37,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:22:37,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:22:37,708 INFO L87 Difference]: Start difference. First operand 2637 states and 3630 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 18:22:37,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:22:37,866 INFO L93 Difference]: Finished difference Result 2639 states and 3631 transitions. [2024-11-08 18:22:37,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:22:37,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 21 [2024-11-08 18:22:37,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:22:37,893 INFO L225 Difference]: With dead ends: 2639 [2024-11-08 18:22:37,893 INFO L226 Difference]: Without dead ends: 2626 [2024-11-08 18:22:37,898 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:22:37,900 INFO L432 NwaCegarLoop]: 1832 mSDtfsCounter, 1824 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1824 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:22:37,903 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1824 Valid, 1832 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:22:37,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2626 states. [2024-11-08 18:22:38,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2626 to 2626. [2024-11-08 18:22:38,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2626 states, 1899 states have (on average 1.2427593470247498) internal successors, (2360), 1932 states have internal predecessors, (2360), 625 states have call successors, (625), 102 states have call predecessors, (625), 101 states have return successors, (627), 617 states have call predecessors, (627), 623 states have call successors, (627) [2024-11-08 18:22:38,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2626 states and 3612 transitions. [2024-11-08 18:22:38,110 INFO L78 Accepts]: Start accepts. Automaton has 2626 states and 3612 transitions. Word has length 21 [2024-11-08 18:22:38,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:22:38,111 INFO L471 AbstractCegarLoop]: Abstraction has 2626 states and 3612 transitions. [2024-11-08 18:22:38,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 18:22:38,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 3612 transitions. [2024-11-08 18:22:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 18:22:38,138 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:22:38,139 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-08 18:22:38,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:22:38,140 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:22:38,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:22:38,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1104714561, now seen corresponding path program 1 times [2024-11-08 18:22:38,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:22:38,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298331888] [2024-11-08 18:22:38,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:22:38,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:22:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:22:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:22:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:22:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:22:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 18:22:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:22:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-08 18:22:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:22:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 18:22:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:22:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:22:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:22:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:51,619 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 18:22:51,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:22:51,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298331888] [2024-11-08 18:22:51,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298331888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:22:51,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:22:51,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:22:51,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783604545] [2024-11-08 18:22:51,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:22:51,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:22:51,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:22:51,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:22:51,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:22:51,626 INFO L87 Difference]: Start difference. First operand 2626 states and 3612 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-08 18:22:55,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:23:00,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:23:04,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:23:28,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:23:28,236 INFO L93 Difference]: Finished difference Result 6249 states and 8719 transitions. [2024-11-08 18:23:28,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:23:28,237 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 107 [2024-11-08 18:23:28,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:23:28,269 INFO L225 Difference]: With dead ends: 6249 [2024-11-08 18:23:28,270 INFO L226 Difference]: Without dead ends: 3651 [2024-11-08 18:23:28,284 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:23:28,285 INFO L432 NwaCegarLoop]: 1824 mSDtfsCounter, 773 mSDsluCounter, 3202 mSDsCounter, 0 mSdLazyCounter, 1837 mSolverCounterSat, 407 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 959 SdHoareTripleChecker+Valid, 5026 SdHoareTripleChecker+Invalid, 2247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 1837 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:23:28,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [959 Valid, 5026 Invalid, 2247 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [407 Valid, 1837 Invalid, 3 Unknown, 0 Unchecked, 36.2s Time] [2024-11-08 18:23:28,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3651 states. [2024-11-08 18:23:28,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3651 to 3598. [2024-11-08 18:23:28,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3598 states, 2614 states have (on average 1.249426166794185) internal successors, (3266), 2662 states have internal predecessors, (3266), 879 states have call successors, (879), 102 states have call predecessors, (879), 104 states have return successors, (890), 867 states have call predecessors, (890), 877 states have call successors, (890) [2024-11-08 18:23:28,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 3598 states and 5035 transitions. [2024-11-08 18:23:28,552 INFO L78 Accepts]: Start accepts. Automaton has 3598 states and 5035 transitions. Word has length 107 [2024-11-08 18:23:28,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:23:28,553 INFO L471 AbstractCegarLoop]: Abstraction has 3598 states and 5035 transitions. [2024-11-08 18:23:28,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-08 18:23:28,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3598 states and 5035 transitions. [2024-11-08 18:23:28,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 18:23:28,567 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:23:28,569 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2024-11-08 18:23:28,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:23:28,570 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:23:28,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:23:28,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1069689425, now seen corresponding path program 1 times [2024-11-08 18:23:28,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:23:28,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914399212] [2024-11-08 18:23:28,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:23:28,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:23:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:23:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:23:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:23:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 18:23:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:23:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 18:23:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:23:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:23:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 18:23:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:23:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 18:23:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 18:23:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-08 18:23:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:23:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:23:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 18:23:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:23:40,979 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-08 18:23:40,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:23:40,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914399212] [2024-11-08 18:23:40,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914399212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:23:40,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:23:40,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 18:23:40,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733830623] [2024-11-08 18:23:40,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:23:40,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:23:40,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:23:40,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:23:40,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:23:40,983 INFO L87 Difference]: Start difference. First operand 3598 states and 5035 transitions. Second operand has 8 states, 8 states have (on average 12.875) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-08 18:23:45,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:23:49,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:23:53,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:24:16,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:24:16,365 INFO L93 Difference]: Finished difference Result 7236 states and 10156 transitions. [2024-11-08 18:24:16,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:24:16,366 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.875) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 151 [2024-11-08 18:24:16,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:24:16,398 INFO L225 Difference]: With dead ends: 7236 [2024-11-08 18:24:16,398 INFO L226 Difference]: Without dead ends: 3667 [2024-11-08 18:24:16,418 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:24:16,419 INFO L432 NwaCegarLoop]: 1600 mSDtfsCounter, 595 mSDsluCounter, 5017 mSDsCounter, 0 mSdLazyCounter, 2083 mSolverCounterSat, 984 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 615 SdHoareTripleChecker+Valid, 6617 SdHoareTripleChecker+Invalid, 3070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 984 IncrementalHoareTripleChecker+Valid, 2083 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:24:16,420 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [615 Valid, 6617 Invalid, 3070 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [984 Valid, 2083 Invalid, 3 Unknown, 0 Unchecked, 35.1s Time] [2024-11-08 18:24:16,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3667 states. [2024-11-08 18:24:16,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3667 to 3606. [2024-11-08 18:24:16,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3606 states, 2620 states have (on average 1.248854961832061) internal successors, (3272), 2668 states have internal predecessors, (3272), 881 states have call successors, (881), 102 states have call predecessors, (881), 104 states have return successors, (892), 869 states have call predecessors, (892), 879 states have call successors, (892) [2024-11-08 18:24:16,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3606 states and 5045 transitions. [2024-11-08 18:24:16,691 INFO L78 Accepts]: Start accepts. Automaton has 3606 states and 5045 transitions. Word has length 151 [2024-11-08 18:24:16,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:24:16,692 INFO L471 AbstractCegarLoop]: Abstraction has 3606 states and 5045 transitions. [2024-11-08 18:24:16,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.875) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-08 18:24:16,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3606 states and 5045 transitions. [2024-11-08 18:24:16,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 18:24:16,707 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:16,708 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-08 18:24:16,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:24:16,708 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:24:16,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:16,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1642204320, now seen corresponding path program 1 times [2024-11-08 18:24:16,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:24:16,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297087282] [2024-11-08 18:24:16,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:16,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:24:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:30,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:24:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:30,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:24:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:30,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:24:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:30,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:24:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:30,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:24:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:24:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:24:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:24:31,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:24:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 18:24:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:24:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:24:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 18:24:31,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:24:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:24:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:24:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:24:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 18:24:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 18:24:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 18:24:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:31,695 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 18:24:31,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:24:31,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297087282] [2024-11-08 18:24:31,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297087282] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:24:31,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833795555] [2024-11-08 18:24:31,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:31,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:24:31,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:24:31,700 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:24:31,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:24:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:45,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 4645 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 18:24:45,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:24:47,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-08 18:24:48,375 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 18:24:48,376 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:24:48,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833795555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:24:48,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 18:24:48,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2024-11-08 18:24:48,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728516683] [2024-11-08 18:24:48,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:24:48,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:24:48,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:24:48,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:24:48,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2024-11-08 18:24:48,382 INFO L87 Difference]: Start difference. First operand 3606 states and 5045 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 4 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) [2024-11-08 18:25:05,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:05,289 INFO L93 Difference]: Finished difference Result 11252 states and 15817 transitions. [2024-11-08 18:25:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 18:25:05,291 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 4 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) Word has length 161 [2024-11-08 18:25:05,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:05,349 INFO L225 Difference]: With dead ends: 11252 [2024-11-08 18:25:05,350 INFO L226 Difference]: Without dead ends: 7675 [2024-11-08 18:25:05,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 192 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-11-08 18:25:05,373 INFO L432 NwaCegarLoop]: 3521 mSDtfsCounter, 1993 mSDsluCounter, 8577 mSDsCounter, 0 mSdLazyCounter, 973 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2039 SdHoareTripleChecker+Valid, 12098 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:05,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2039 Valid, 12098 Invalid, 1023 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [50 Valid, 973 Invalid, 0 Unknown, 0 Unchecked, 15.1s Time] [2024-11-08 18:25:05,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7675 states. [2024-11-08 18:25:06,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7675 to 7649. [2024-11-08 18:25:06,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7649 states, 5520 states have (on average 1.2432971014492753) internal successors, (6863), 5635 states have internal predecessors, (6863), 1923 states have call successors, (1923), 198 states have call predecessors, (1923), 205 states have return successors, (1967), 1901 states have call predecessors, (1967), 1921 states have call successors, (1967) [2024-11-08 18:25:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7649 states to 7649 states and 10753 transitions. [2024-11-08 18:25:06,089 INFO L78 Accepts]: Start accepts. Automaton has 7649 states and 10753 transitions. Word has length 161 [2024-11-08 18:25:06,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:06,091 INFO L471 AbstractCegarLoop]: Abstraction has 7649 states and 10753 transitions. [2024-11-08 18:25:06,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 4 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) [2024-11-08 18:25:06,091 INFO L276 IsEmpty]: Start isEmpty. Operand 7649 states and 10753 transitions. [2024-11-08 18:25:06,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-08 18:25:06,107 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:06,108 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2024-11-08 18:25:06,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 18:25:06,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:25:06,310 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:25:06,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:06,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1885334904, now seen corresponding path program 1 times [2024-11-08 18:25:06,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:06,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092814596] [2024-11-08 18:25:06,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:06,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:20,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:25:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:20,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:25:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:20,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:25:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:20,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 18:25:20,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:20,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:25:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:20,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 18:25:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:20,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:25:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:20,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 18:25:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:20,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:25:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 18:25:21,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:25:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 18:25:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:25:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:25:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 18:25:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:25:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 18:25:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 18:25:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 18:25:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:21,579 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-08 18:25:21,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:21,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092814596] [2024-11-08 18:25:21,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092814596] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:25:21,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1654794609] [2024-11-08 18:25:21,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:21,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:25:21,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:25:21,584 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:25:21,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 18:25:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:36,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 4544 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 18:25:36,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:25:37,953 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 18:25:37,954 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:25:40,583 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-08 18:25:40,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1654794609] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:25:40,584 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 18:25:40,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4, 4] total 8 [2024-11-08 18:25:40,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434375257] [2024-11-08 18:25:40,584 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 18:25:40,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:25:40,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:40,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:25:40,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:25:40,588 INFO L87 Difference]: Start difference. First operand 7649 states and 10753 transitions. Second operand has 8 states, 8 states have (on average 21.375) internal successors, (171), 5 states have internal predecessors, (171), 4 states have call successors, (44), 5 states have call predecessors, (44), 2 states have return successors, (36), 4 states have call predecessors, (36), 4 states have call successors, (36) [2024-11-08 18:25:44,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:25:49,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:25:53,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:26:23,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:26:23,522 INFO L93 Difference]: Finished difference Result 19235 states and 27404 transitions. [2024-11-08 18:26:23,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:26:23,528 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.375) internal successors, (171), 5 states have internal predecessors, (171), 4 states have call successors, (44), 5 states have call predecessors, (44), 2 states have return successors, (36), 4 states have call predecessors, (36), 4 states have call successors, (36) Word has length 166 [2024-11-08 18:26:23,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:26:23,647 INFO L225 Difference]: With dead ends: 19235 [2024-11-08 18:26:23,651 INFO L226 Difference]: Without dead ends: 11615 [2024-11-08 18:26:23,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 364 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:26:23,707 INFO L432 NwaCegarLoop]: 1594 mSDtfsCounter, 1971 mSDsluCounter, 5239 mSDsCounter, 0 mSdLazyCounter, 2058 mSolverCounterSat, 1319 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2430 SdHoareTripleChecker+Valid, 6833 SdHoareTripleChecker+Invalid, 3380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1319 IncrementalHoareTripleChecker+Valid, 2058 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:26:23,707 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2430 Valid, 6833 Invalid, 3380 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1319 Valid, 2058 Invalid, 3 Unknown, 0 Unchecked, 42.0s Time] [2024-11-08 18:26:23,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11615 states. [2024-11-08 18:26:24,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11615 to 11505. [2024-11-08 18:26:24,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11505 states, 8360 states have (on average 1.2539473684210527) internal successors, (10483), 8531 states have internal predecessors, (10483), 2939 states have call successors, (2939), 198 states have call predecessors, (2939), 205 states have return successors, (2999), 2893 states have call predecessors, (2999), 2937 states have call successors, (2999) [2024-11-08 18:26:24,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11505 states to 11505 states and 16421 transitions. [2024-11-08 18:26:24,862 INFO L78 Accepts]: Start accepts. Automaton has 11505 states and 16421 transitions. Word has length 166 [2024-11-08 18:26:24,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:26:24,863 INFO L471 AbstractCegarLoop]: Abstraction has 11505 states and 16421 transitions. [2024-11-08 18:26:24,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.375) internal successors, (171), 5 states have internal predecessors, (171), 4 states have call successors, (44), 5 states have call predecessors, (44), 2 states have return successors, (36), 4 states have call predecessors, (36), 4 states have call successors, (36) [2024-11-08 18:26:24,863 INFO L276 IsEmpty]: Start isEmpty. Operand 11505 states and 16421 transitions. [2024-11-08 18:26:24,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-11-08 18:26:24,898 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:26:24,899 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 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] [2024-11-08 18:26:24,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 18:26:25,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:26:25,100 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:26:25,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:26:25,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1008117264, now seen corresponding path program 1 times [2024-11-08 18:26:25,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:26:25,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783081983] [2024-11-08 18:26:25,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:26:25,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:26:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:26:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:26:40,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:26:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 18:26:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:26:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 18:26:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:26:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 18:26:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:26:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:26:40,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:40,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:26:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:26:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 18:26:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:26:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 18:26:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 18:26:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 18:26:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 18:26:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 18:26:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 18:26:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:26:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 18:26:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:26:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:26:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 18:26:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 18:26:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-08 18:26:41,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 18:26:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:41,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 18:26:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:42,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-08 18:26:42,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:42,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:26:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:42,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-08 18:26:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:42,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 18:26:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:42,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:26:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:42,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-08 18:26:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:42,221 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-08 18:26:42,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:26:42,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783081983] [2024-11-08 18:26:42,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783081983] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:26:42,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1949274615] [2024-11-08 18:26:42,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:26:42,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:26:42,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:26:42,224 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:26:42,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 18:26:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:26:57,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 5335 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 18:26:57,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:26:59,132 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-08 18:26:59,133 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:26:59,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1949274615] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:26:59,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 18:26:59,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2024-11-08 18:26:59,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134231540] [2024-11-08 18:26:59,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:26:59,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:26:59,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:26:59,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:26:59,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2024-11-08 18:26:59,138 INFO L87 Difference]: Start difference. First operand 11505 states and 16421 transitions. Second operand has 5 states, 5 states have (on average 31.0) internal successors, (155), 4 states have internal predecessors, (155), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (33), 3 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-08 18:27:00,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:27:00,327 INFO L93 Difference]: Finished difference Result 22827 states and 32607 transitions. [2024-11-08 18:27:00,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:27:00,328 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 4 states have internal predecessors, (155), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (33), 3 states have call predecessors, (33), 2 states have call successors, (33) Word has length 271 [2024-11-08 18:27:00,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:27:00,427 INFO L225 Difference]: With dead ends: 22827 [2024-11-08 18:27:00,427 INFO L226 Difference]: Without dead ends: 11351 [2024-11-08 18:27:00,502 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2024-11-08 18:27:00,503 INFO L432 NwaCegarLoop]: 1828 mSDtfsCounter, 0 mSDsluCounter, 5467 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7295 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 18:27:00,503 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7295 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 18:27:00,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11351 states. [2024-11-08 18:27:01,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11351 to 11333. [2024-11-08 18:27:01,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11333 states, 8258 states have (on average 1.2539355776217003) internal successors, (10355), 8413 states have internal predecessors, (10355), 2875 states have call successors, (2875), 196 states have call predecessors, (2875), 199 states have return successors, (2915), 2829 states have call predecessors, (2915), 2873 states have call successors, (2915) [2024-11-08 18:27:01,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11333 states to 11333 states and 16145 transitions. [2024-11-08 18:27:01,645 INFO L78 Accepts]: Start accepts. Automaton has 11333 states and 16145 transitions. Word has length 271 [2024-11-08 18:27:01,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:27:01,647 INFO L471 AbstractCegarLoop]: Abstraction has 11333 states and 16145 transitions. [2024-11-08 18:27:01,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 4 states have internal predecessors, (155), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (33), 3 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-08 18:27:01,648 INFO L276 IsEmpty]: Start isEmpty. Operand 11333 states and 16145 transitions. [2024-11-08 18:27:01,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-08 18:27:01,679 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:27:01,679 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 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] [2024-11-08 18:27:01,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-08 18:27:01,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:27:01,882 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:27:01,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:27:01,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1748180547, now seen corresponding path program 1 times [2024-11-08 18:27:01,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:27:01,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130594518] [2024-11-08 18:27:01,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:27:01,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:27:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:27:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:27:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:27:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 18:27:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:27:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 18:27:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:27:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 18:27:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:27:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 18:27:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:19,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 18:27:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:27:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:27:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:27:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:27:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 18:27:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:27:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:27:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:27:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 18:27:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:27:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-08 18:27:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:20,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 18:27:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-08 18:27:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 18:27:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-08 18:27:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:27:21,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 18:27:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 18:27:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 18:27:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:27:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-08 18:27:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:27:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:27:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 18:27:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:21,577 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2024-11-08 18:27:21,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:27:21,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130594518] [2024-11-08 18:27:21,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130594518] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:27:21,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [259257690] [2024-11-08 18:27:21,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:27:21,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:27:21,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:27:21,581 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:27:21,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 18:27:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:27:36,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 5346 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 18:27:36,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:27:45,046 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 37 proven. 12 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-08 18:27:45,046 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:27:52,617 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-08 18:27:52,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [259257690] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 18:27:52,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:27:52,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11, 6] total 17 [2024-11-08 18:27:52,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751482679] [2024-11-08 18:27:52,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:27:52,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:27:52,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:27:52,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:27:52,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2024-11-08 18:27:52,621 INFO L87 Difference]: Start difference. First operand 11333 states and 16145 transitions. Second operand has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 5 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-11-08 18:27:56,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:28:01,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:28:23,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:28:23,363 INFO L93 Difference]: Finished difference Result 16905 states and 24122 transitions. [2024-11-08 18:28:23,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:28:23,364 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 5 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 280 [2024-11-08 18:28:23,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:28:23,507 INFO L225 Difference]: With dead ends: 16905 [2024-11-08 18:28:23,507 INFO L226 Difference]: Without dead ends: 16902 [2024-11-08 18:28:23,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 636 GetRequests, 618 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2024-11-08 18:28:23,526 INFO L432 NwaCegarLoop]: 3508 mSDtfsCounter, 4643 mSDsluCounter, 730 mSDsCounter, 0 mSdLazyCounter, 1042 mSolverCounterSat, 677 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4643 SdHoareTripleChecker+Valid, 4238 SdHoareTripleChecker+Invalid, 1721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 677 IncrementalHoareTripleChecker+Valid, 1042 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:28:23,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4643 Valid, 4238 Invalid, 1721 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [677 Valid, 1042 Invalid, 2 Unknown, 0 Unchecked, 29.7s Time] [2024-11-08 18:28:23,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16902 states. [2024-11-08 18:28:24,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16902 to 16887. [2024-11-08 18:28:24,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16887 states, 12317 states have (on average 1.2549322075180644) internal successors, (15457), 12543 states have internal predecessors, (15457), 4275 states have call successors, (4275), 290 states have call predecessors, (4275), 294 states have return successors, (4371), 4205 states have call predecessors, (4371), 4273 states have call successors, (4371) [2024-11-08 18:28:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16887 states to 16887 states and 24103 transitions. [2024-11-08 18:28:25,078 INFO L78 Accepts]: Start accepts. Automaton has 16887 states and 24103 transitions. Word has length 280 [2024-11-08 18:28:25,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:28:25,079 INFO L471 AbstractCegarLoop]: Abstraction has 16887 states and 24103 transitions. [2024-11-08 18:28:25,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 5 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-11-08 18:28:25,080 INFO L276 IsEmpty]: Start isEmpty. Operand 16887 states and 24103 transitions. [2024-11-08 18:28:25,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2024-11-08 18:28:25,119 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:28:25,120 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:28:25,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-08 18:28:25,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:28:25,321 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:28:25,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:28:25,322 INFO L85 PathProgramCache]: Analyzing trace with hash -711185749, now seen corresponding path program 1 times [2024-11-08 18:28:25,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:28:25,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992767244] [2024-11-08 18:28:25,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:28:25,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:28:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:28:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:28:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:28:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 18:28:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:28:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 18:28:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:28:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 18:28:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:28:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 18:28:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:42,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 18:28:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:43,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:28:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:28:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:28:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:28:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 18:28:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:28:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:28:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:28:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 18:28:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:28:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-08 18:28:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 18:28:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-08 18:28:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 18:28:44,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-08 18:28:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:28:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 18:28:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:44,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 18:28:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:45,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 18:28:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:45,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:28:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:45,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-08 18:28:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:45,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:28:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:45,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-08 18:28:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:45,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 18:28:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:45,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 18:28:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:45,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:28:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:45,475 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 18:28:45,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:28:45,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992767244] [2024-11-08 18:28:45,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992767244] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:28:45,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1956636246] [2024-11-08 18:28:45,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:28:45,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:28:45,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:28:45,478 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:28:45,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 18:29:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:04,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 5358 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 18:29:04,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:29:05,303 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-08 18:29:05,304 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:29:05,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1956636246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:29:05,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 18:29:05,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [12] total 14 [2024-11-08 18:29:05,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183100122] [2024-11-08 18:29:05,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:29:05,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:29:05,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:29:05,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:29:05,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-08 18:29:05,310 INFO L87 Difference]: Start difference. First operand 16887 states and 24103 transitions. Second operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 3 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-11-08 18:29:07,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:29:07,118 INFO L93 Difference]: Finished difference Result 34027 states and 48677 transitions. [2024-11-08 18:29:07,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:29:07,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 3 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 290 [2024-11-08 18:29:07,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:29:07,282 INFO L225 Difference]: With dead ends: 34027 [2024-11-08 18:29:07,282 INFO L226 Difference]: Without dead ends: 17169 [2024-11-08 18:29:07,406 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-08 18:29:07,408 INFO L432 NwaCegarLoop]: 1830 mSDtfsCounter, 35 mSDsluCounter, 3623 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 5453 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:29:07,408 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 5453 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 18:29:07,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17169 states. [2024-11-08 18:29:08,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17169 to 17145. [2024-11-08 18:29:08,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17145 states, 12487 states have (on average 1.25354368543285) internal successors, (15653), 12713 states have internal predecessors, (15653), 4363 states have call successors, (4363), 290 states have call predecessors, (4363), 294 states have return successors, (4475), 4301 states have call predecessors, (4475), 4361 states have call successors, (4475) [2024-11-08 18:29:09,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17145 states to 17145 states and 24491 transitions. [2024-11-08 18:29:09,082 INFO L78 Accepts]: Start accepts. Automaton has 17145 states and 24491 transitions. Word has length 290 [2024-11-08 18:29:09,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:29:09,084 INFO L471 AbstractCegarLoop]: Abstraction has 17145 states and 24491 transitions. [2024-11-08 18:29:09,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 3 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-11-08 18:29:09,085 INFO L276 IsEmpty]: Start isEmpty. Operand 17145 states and 24491 transitions. [2024-11-08 18:29:09,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-08 18:29:09,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:29:09,132 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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] [2024-11-08 18:29:09,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-08 18:29:09,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:29:09,334 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:29:09,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:29:09,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1306001043, now seen corresponding path program 1 times [2024-11-08 18:29:09,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:29:09,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202058964] [2024-11-08 18:29:09,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:29:09,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:29:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:26,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:29:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:26,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:29:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:27,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:29:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:28,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:29:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:28,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 18:29:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:29:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:29:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:29:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:29:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:29:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 18:29:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-08 18:29:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:29:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 18:29:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:29:29,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:29:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:29:29,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:29:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:29:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:29:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 18:29:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:29:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:29,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:29:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:29:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:29:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-08 18:29:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 18:29:30,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 18:29:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:29:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 18:29:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 18:29:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:29:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:29:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2024-11-08 18:29:30,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:29:30,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202058964] [2024-11-08 18:29:30,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202058964] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:29:30,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498023922] [2024-11-08 18:29:30,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:29:30,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:29:30,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:29:30,704 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:29:30,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-08 18:29:48,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:29:49,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 5087 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 18:29:49,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:29:50,503 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-08 18:29:50,504 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:29:50,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498023922] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:29:50,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 18:29:50,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 15 [2024-11-08 18:29:50,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83725487] [2024-11-08 18:29:50,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:29:50,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:29:50,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:29:50,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:29:50,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-08 18:29:50,509 INFO L87 Difference]: Start difference. First operand 17145 states and 24491 transitions. Second operand has 8 states, 8 states have (on average 17.875) internal successors, (143), 6 states have internal predecessors, (143), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (33), 4 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-08 18:29:52,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:29:52,196 INFO L93 Difference]: Finished difference Result 34309 states and 49196 transitions. [2024-11-08 18:29:52,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 18:29:52,197 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.875) internal successors, (143), 6 states have internal predecessors, (143), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (33), 4 states have call predecessors, (33), 2 states have call successors, (33) Word has length 235 [2024-11-08 18:29:52,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:29:52,327 INFO L225 Difference]: With dead ends: 34309 [2024-11-08 18:29:52,328 INFO L226 Difference]: Without dead ends: 17193 [2024-11-08 18:29:52,446 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-08 18:29:52,447 INFO L432 NwaCegarLoop]: 1830 mSDtfsCounter, 0 mSDsluCounter, 10967 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12797 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:29:52,448 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12797 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 18:29:52,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17193 states. [2024-11-08 18:29:53,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17193 to 17193. [2024-11-08 18:29:53,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17193 states, 12523 states have (on average 1.252814820729857) internal successors, (15689), 12749 states have internal predecessors, (15689), 4363 states have call successors, (4363), 290 states have call predecessors, (4363), 306 states have return successors, (4582), 4313 states have call predecessors, (4582), 4361 states have call successors, (4582) [2024-11-08 18:29:53,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17193 states to 17193 states and 24634 transitions. [2024-11-08 18:29:53,934 INFO L78 Accepts]: Start accepts. Automaton has 17193 states and 24634 transitions. Word has length 235 [2024-11-08 18:29:53,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:29:53,935 INFO L471 AbstractCegarLoop]: Abstraction has 17193 states and 24634 transitions. [2024-11-08 18:29:53,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.875) internal successors, (143), 6 states have internal predecessors, (143), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (33), 4 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-08 18:29:53,935 INFO L276 IsEmpty]: Start isEmpty. Operand 17193 states and 24634 transitions. [2024-11-08 18:29:53,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-08 18:29:53,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:29:53,963 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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] [2024-11-08 18:29:54,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-08 18:29:54,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:29:54,168 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:29:54,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:29:54,169 INFO L85 PathProgramCache]: Analyzing trace with hash -727234898, now seen corresponding path program 1 times [2024-11-08 18:29:54,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:29:54,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047781378] [2024-11-08 18:29:54,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:29:54,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:30:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:07,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:30:07,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:07,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:07,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:30:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:08,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:08,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 18:30:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:08,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:30:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:30:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:30:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 18:30:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-08 18:30:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:30:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 18:30:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:30:09,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:30:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:30:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:30:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:30:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 18:30:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:30:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:30:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:30:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:30:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-08 18:30:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:09,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 18:30:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:10,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 18:30:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:10,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:30:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:10,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 18:30:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:10,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 18:30:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:10,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:30:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:10,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:30:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2024-11-08 18:30:10,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:30:10,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047781378] [2024-11-08 18:30:10,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047781378] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:30:10,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1522105125] [2024-11-08 18:30:10,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:30:10,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:30:10,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:30:10,079 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:30:10,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-08 18:30:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:24,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 5096 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 18:30:24,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:30:24,558 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-08 18:30:24,558 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:30:24,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1522105125] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:30:24,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 18:30:24,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 13 [2024-11-08 18:30:24,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601294694] [2024-11-08 18:30:24,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:30:24,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:30:24,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:30:24,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:30:24,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-08 18:30:24,561 INFO L87 Difference]: Start difference. First operand 17193 states and 24634 transitions. Second operand has 8 states, 8 states have (on average 17.375) internal successors, (139), 6 states have internal predecessors, (139), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-08 18:30:25,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:30:25,789 INFO L93 Difference]: Finished difference Result 34369 states and 49351 transitions. [2024-11-08 18:30:25,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 18:30:25,790 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.375) internal successors, (139), 6 states have internal predecessors, (139), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) Word has length 235 [2024-11-08 18:30:25,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:30:25,923 INFO L225 Difference]: With dead ends: 34369 [2024-11-08 18:30:25,923 INFO L226 Difference]: Without dead ends: 17205 [2024-11-08 18:30:26,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-08 18:30:26,269 INFO L432 NwaCegarLoop]: 1828 mSDtfsCounter, 0 mSDsluCounter, 10961 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12789 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 18:30:26,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12789 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 18:30:26,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17205 states. [2024-11-08 18:30:27,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17205 to 17205. [2024-11-08 18:30:27,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17205 states, 12535 states have (on average 1.252572796170722) internal successors, (15701), 12755 states have internal predecessors, (15701), 4363 states have call successors, (4363), 290 states have call predecessors, (4363), 306 states have return successors, (4582), 4319 states have call predecessors, (4582), 4361 states have call successors, (4582) [2024-11-08 18:30:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17205 states to 17205 states and 24646 transitions. [2024-11-08 18:30:27,733 INFO L78 Accepts]: Start accepts. Automaton has 17205 states and 24646 transitions. Word has length 235 [2024-11-08 18:30:27,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:30:27,734 INFO L471 AbstractCegarLoop]: Abstraction has 17205 states and 24646 transitions. [2024-11-08 18:30:27,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.375) internal successors, (139), 6 states have internal predecessors, (139), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-08 18:30:27,734 INFO L276 IsEmpty]: Start isEmpty. Operand 17205 states and 24646 transitions. [2024-11-08 18:30:27,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2024-11-08 18:30:27,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:30:27,766 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:30:27,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-08 18:30:27,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37143ea5-2fc8-45cb-8bec-a36743debcc0/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-08 18:30:27,967 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:30:27,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:30:27,968 INFO L85 PathProgramCache]: Analyzing trace with hash 662855895, now seen corresponding path program 1 times [2024-11-08 18:30:27,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:30:27,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328499656] [2024-11-08 18:30:27,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:30:27,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:30:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:42,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:30:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:42,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:42,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:30:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:42,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 18:30:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:42,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:30:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:42,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 18:30:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:42,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:30:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:42,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 18:30:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:42,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:30:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 18:30:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:43,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 18:30:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:30:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:30:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:30:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 18:30:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-08 18:30:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:30:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 18:30:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:30:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:30:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:30:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:30:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:30:43,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 18:30:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:30:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:30:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:43,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:30:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:44,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:30:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:44,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-08 18:30:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:45,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 18:30:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:45,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 18:30:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:45,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:30:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:45,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 18:30:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:45,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:30:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:45,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:30:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:45,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:30:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:45,622 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-08 18:30:45,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:30:45,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328499656] [2024-11-08 18:30:45,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328499656] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:30:45,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:30:45,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 18:30:45,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582931613] [2024-11-08 18:30:45,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:30:45,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 18:30:45,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:30:45,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 18:30:45,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:30:45,627 INFO L87 Difference]: Start difference. First operand 17205 states and 24646 transitions. Second operand has 12 states, 12 states have (on average 13.666666666666666) internal successors, (164), 5 states have internal predecessors, (164), 3 states have call successors, (39), 7 states have call predecessors, (39), 4 states have return successors, (38), 4 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-08 18:30:49,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:30:54,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:30:58,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:31:02,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:31:07,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:32:24,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:32:24,117 INFO L93 Difference]: Finished difference Result 28986 states and 41714 transitions. [2024-11-08 18:32:24,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 18:32:24,118 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.666666666666666) internal successors, (164), 5 states have internal predecessors, (164), 3 states have call successors, (39), 7 states have call predecessors, (39), 4 states have return successors, (38), 4 states have call predecessors, (38), 3 states have call successors, (38) Word has length 294 [2024-11-08 18:32:24,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:32:24,241 INFO L225 Difference]: With dead ends: 28986 [2024-11-08 18:32:24,241 INFO L226 Difference]: Without dead ends: 17353 [2024-11-08 18:32:24,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2024-11-08 18:32:24,318 INFO L432 NwaCegarLoop]: 1548 mSDtfsCounter, 293 mSDsluCounter, 9746 mSDsCounter, 0 mSdLazyCounter, 4961 mSolverCounterSat, 314 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 91.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 11294 SdHoareTripleChecker+Invalid, 5280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 4961 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:32:24,319 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 11294 Invalid, 5280 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [314 Valid, 4961 Invalid, 5 Unknown, 0 Unchecked, 95.1s Time] [2024-11-08 18:32:24,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17353 states. [2024-11-08 18:32:25,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17353 to 17251. [2024-11-08 18:32:25,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17251 states, 12569 states have (on average 1.2518895695759409) internal successors, (15735), 12785 states have internal predecessors, (15735), 4363 states have call successors, (4363), 290 states have call predecessors, (4363), 318 states have return successors, (4624), 4331 states have call predecessors, (4624), 4361 states have call successors, (4624) [2024-11-08 18:32:25,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17251 states to 17251 states and 24722 transitions. [2024-11-08 18:32:25,577 INFO L78 Accepts]: Start accepts. Automaton has 17251 states and 24722 transitions. Word has length 294 [2024-11-08 18:32:25,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:32:25,578 INFO L471 AbstractCegarLoop]: Abstraction has 17251 states and 24722 transitions. [2024-11-08 18:32:25,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.666666666666666) internal successors, (164), 5 states have internal predecessors, (164), 3 states have call successors, (39), 7 states have call predecessors, (39), 4 states have return successors, (38), 4 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-08 18:32:25,579 INFO L276 IsEmpty]: Start isEmpty. Operand 17251 states and 24722 transitions. [2024-11-08 18:32:25,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2024-11-08 18:32:25,610 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:32:25,610 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:32:25,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 18:32:25,611 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:32:25,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:32:25,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1196921094, now seen corresponding path program 1 times [2024-11-08 18:32:25,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:32:25,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979553407] [2024-11-08 18:32:25,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:32:25,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:32:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:39,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:32:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:39,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:32:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:39,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:32:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:39,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 18:32:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:39,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:32:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:39,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 18:32:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:39,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:32:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:39,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 18:32:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:39,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:32:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:39,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:32:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:32:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 18:32:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:32:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:32:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:32:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:32:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:32:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 18:32:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-08 18:32:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:32:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 18:32:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:32:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:32:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:32:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:32:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:32:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:32:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 18:32:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:32:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:40,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:32:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:41,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:32:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:41,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:32:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:42,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-08 18:32:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:42,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 18:32:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:43,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 18:32:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:43,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:32:43,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:43,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 18:32:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:43,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-08 18:32:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:43,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:32:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:43,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:32:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:32:43,090 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-11-08 18:32:43,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:32:43,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979553407] [2024-11-08 18:32:43,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979553407] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:32:43,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:32:43,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-08 18:32:43,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983665981] [2024-11-08 18:32:43,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:32:43,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-08 18:32:43,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:32:43,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-08 18:32:43,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-08 18:32:43,094 INFO L87 Difference]: Start difference. First operand 17251 states and 24722 transitions. Second operand has 15 states, 15 states have (on average 11.066666666666666) internal successors, (166), 7 states have internal predecessors, (166), 3 states have call successors, (39), 7 states have call predecessors, (39), 5 states have return successors, (38), 5 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-08 18:32:47,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:32:51,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:32:55,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:33:00,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:33:04,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:34:36,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:34:36,676 INFO L93 Difference]: Finished difference Result 34739 states and 49974 transitions. [2024-11-08 18:34:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 18:34:36,677 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 11.066666666666666) internal successors, (166), 7 states have internal predecessors, (166), 3 states have call successors, (39), 7 states have call predecessors, (39), 5 states have return successors, (38), 5 states have call predecessors, (38), 3 states have call successors, (38) Word has length 303 [2024-11-08 18:34:36,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:34:36,785 INFO L225 Difference]: With dead ends: 34739 [2024-11-08 18:34:36,785 INFO L226 Difference]: Without dead ends: 17517 [2024-11-08 18:34:36,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2024-11-08 18:34:36,880 INFO L432 NwaCegarLoop]: 1569 mSDtfsCounter, 492 mSDsluCounter, 13049 mSDsCounter, 0 mSdLazyCounter, 6162 mSolverCounterSat, 650 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 107.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 14618 SdHoareTripleChecker+Invalid, 6817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 650 IncrementalHoareTripleChecker+Valid, 6162 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 110.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:34:36,881 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [536 Valid, 14618 Invalid, 6817 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [650 Valid, 6162 Invalid, 5 Unknown, 0 Unchecked, 110.3s Time] [2024-11-08 18:34:36,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17517 states. [2024-11-08 18:34:37,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17517 to 17243. [2024-11-08 18:34:37,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17243 states, 12561 states have (on average 1.2509354350768251) internal successors, (15713), 12781 states have internal predecessors, (15713), 4363 states have call successors, (4363), 290 states have call predecessors, (4363), 318 states have return successors, (4624), 4327 states have call predecessors, (4624), 4361 states have call successors, (4624) [2024-11-08 18:34:38,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17243 states to 17243 states and 24700 transitions. [2024-11-08 18:34:38,089 INFO L78 Accepts]: Start accepts. Automaton has 17243 states and 24700 transitions. Word has length 303 [2024-11-08 18:34:38,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:34:38,090 INFO L471 AbstractCegarLoop]: Abstraction has 17243 states and 24700 transitions. [2024-11-08 18:34:38,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.066666666666666) internal successors, (166), 7 states have internal predecessors, (166), 3 states have call successors, (39), 7 states have call predecessors, (39), 5 states have return successors, (38), 5 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-08 18:34:38,090 INFO L276 IsEmpty]: Start isEmpty. Operand 17243 states and 24700 transitions. [2024-11-08 18:34:38,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-08 18:34:38,116 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:34:38,117 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:34:38,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 18:34:38,117 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:34:38,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:34:38,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1236097721, now seen corresponding path program 1 times [2024-11-08 18:34:38,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:34:38,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075823187] [2024-11-08 18:34:38,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:34:38,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:34:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 18:34:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:34:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:34:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 18:34:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:34:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 18:34:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:34:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 18:34:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:34:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 18:34:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 18:34:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:34:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:34:51,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:34:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:34:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 18:34:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:34:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:34:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:34:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 18:34:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:34:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-08 18:34:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:51,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 18:34:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-08 18:34:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 18:34:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-08 18:34:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:34:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 18:34:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 18:34:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 18:34:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-08 18:34:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:34:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:34:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-08 18:34:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-08 18:34:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-08 18:34:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 18:34:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:34:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:34:52,566 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-08 18:34:52,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:34:52,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075823187] [2024-11-08 18:34:52,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075823187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:34:52,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:34:52,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 18:34:52,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599560675] [2024-11-08 18:34:52,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:34:52,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 18:34:52,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:34:52,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 18:34:52,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:34:52,569 INFO L87 Difference]: Start difference. First operand 17243 states and 24700 transitions. Second operand has 10 states, 10 states have (on average 16.5) internal successors, (165), 6 states have internal predecessors, (165), 3 states have call successors, (38), 6 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-11-08 18:34:56,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:35:01,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:35:05,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:35:09,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:35:14,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:35:18,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []