./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1 --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 b49ca709258232766b4778a7ea6b41f64667e4b3361eed2c5ff5496eba0f073d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 09:02:52,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 09:02:52,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 09:02:52,230 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 09:02:52,230 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 09:02:52,253 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 09:02:52,254 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 09:02:52,254 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 09:02:52,254 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 09:02:52,254 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 09:02:52,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 09:02:52,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 09:02:52,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 09:02:52,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 09:02:52,255 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 09:02:52,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 09:02:52,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 09:02:52,256 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 09:02:52,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 09:02:52,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 09:02:52,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 09:02:52,256 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 09:02:52,256 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 09:02:52,256 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 09:02:52,256 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 09:02:52,256 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 09:02:52,256 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 09:02:52,256 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 09:02:52,257 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 09:02:52,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:02:52,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 09:02:52,257 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 09:02:52,257 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 09:02:52,257 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 09:02:52,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:02:52,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 09:02:52,257 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 09:02:52,257 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 09:02:52,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 09:02:52,258 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 09:02:52,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 09:02:52,258 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 09:02:52,258 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 09:02:52,258 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 09:02:52,258 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 09:02:52,258 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1 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 -> b49ca709258232766b4778a7ea6b41f64667e4b3361eed2c5ff5496eba0f073d [2024-12-02 09:02:52,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 09:02:52,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 09:02:52,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 09:02:52,527 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 09:02:52,528 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 09:02:52,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-12-02 09:02:55,283 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/data/c2de58a1e/cbcba75b3dbf40b3ab4e12b67b67e82a/FLAG1a9a041ad [2024-12-02 09:02:55,758 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 09:02:55,758 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-12-02 09:02:55,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/data/c2de58a1e/cbcba75b3dbf40b3ab4e12b67b67e82a/FLAG1a9a041ad [2024-12-02 09:02:55,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/data/c2de58a1e/cbcba75b3dbf40b3ab4e12b67b67e82a [2024-12-02 09:02:55,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 09:02:55,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 09:02:55,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 09:02:55,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 09:02:55,818 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 09:02:55,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:02:55" (1/1) ... [2024-12-02 09:02:55,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a962193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:55, skipping insertion in model container [2024-12-02 09:02:55,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:02:55" (1/1) ... [2024-12-02 09:02:55,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 09:02:57,810 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_5a342c58-66f2-49a1-82cb-daa9b112d759/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[277173,277186] [2024-12-02 09:02:58,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 09:02:58,073 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 09:02:58,150 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [3628-3629] [2024-12-02 09:02:58,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [3640-3641] [2024-12-02 09:02:58,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3644-3645] [2024-12-02 09:02:58,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3648-3649] [2024-12-02 09:02:58,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3652-3653] [2024-12-02 09:02:58,365 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_5a342c58-66f2-49a1-82cb-daa9b112d759/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[277173,277186] [2024-12-02 09:02:58,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 09:02:58,502 INFO L204 MainTranslator]: Completed translation [2024-12-02 09:02:58,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58 WrapperNode [2024-12-02 09:02:58,503 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 09:02:58,504 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 09:02:58,504 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 09:02:58,504 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 09:02:58,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:58,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:58,770 INFO L138 Inliner]: procedures = 385, calls = 3055, calls flagged for inlining = 183, calls inlined = 151, statements flattened = 7304 [2024-12-02 09:02:58,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 09:02:58,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 09:02:58,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 09:02:58,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 09:02:58,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:58,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:58,810 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:59,474 INFO L175 MemorySlicer]: Split 1187 memory accesses to 17 slices as follows [2, 3, 2, 3, 34, 26, 9, 2, 3, 47, 7, 3, 1035, 3, 2, 3, 3]. 87 percent of accesses are in the largest equivalence class. The 64 initializations are split as follows [2, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 53, 0, 0, 0, 0]. The 655 writes are split as follows [0, 3, 1, 3, 8, 13, 0, 1, 3, 45, 2, 3, 563, 3, 1, 3, 3]. [2024-12-02 09:02:59,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:59,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:59,612 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:59,623 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:59,645 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:59,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:59,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:59,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 09:02:59,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 09:02:59,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 09:02:59,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 09:02:59,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (1/1) ... [2024-12-02 09:02:59,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:02:59,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:02:59,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 09:02:59,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 09:02:59,786 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-12-02 09:02:59,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-12-02 09:02:59,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 09:02:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 09:02:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_flush_input_fifo [2024-12-02 09:02:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_flush_input_fifo [2024-12-02 09:02:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 09:02:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 09:02:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-12-02 09:02:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-12-02 09:02:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2024-12-02 09:02:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2024-12-02 09:02:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2024-12-02 09:02:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2024-12-02 09:02:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_get_kref [2024-12-02 09:02:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_get_kref [2024-12-02 09:02:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-12-02 09:02:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-12-02 09:02:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_cancel_work [2024-12-02 09:02:59,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_cancel_work [2024-12-02 09:02:59,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ftdi_module_lock [2024-12-02 09:02:59,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ftdi_module_lock [2024-12-02 09:02:59,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 09:02:59,788 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-12-02 09:02:59,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-12-02 09:02:59,788 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-12-02 09:02:59,788 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-12-02 09:02:59,788 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_requeue_work [2024-12-02 09:02:59,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_requeue_work [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2024-12-02 09:02:59,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_config [2024-12-02 09:02:59,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_config [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 09:02:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-12-02 09:02:59,790 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_requeue_work [2024-12-02 09:02:59,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_requeue_work [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-12-02 09:02:59,790 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 09:02:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_reg [2024-12-02 09:02:59,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_reg [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_respond_queue_work [2024-12-02 09:02:59,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_respond_queue_work [2024-12-02 09:02:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-12-02 09:02:59,791 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-12-02 09:02:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_89 [2024-12-02 09:02:59,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_89 [2024-12-02 09:02:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_88 [2024-12-02 09:02:59,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_88 [2024-12-02 09:02:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_87 [2024-12-02 09:02:59,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_87 [2024-12-02 09:02:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-12-02 09:02:59,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-12-02 09:02:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_put_kref [2024-12-02 09:02:59,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_put_kref [2024-12-02 09:02:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_targets [2024-12-02 09:02:59,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_targets [2024-12-02 09:02:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 09:02:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_pcimem [2024-12-02 09:02:59,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_pcimem [2024-12-02 09:02:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2024-12-02 09:02:59,792 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2024-12-02 09:02:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2024-12-02 09:02:59,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2024-12-02 09:02:59,793 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 09:02:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 09:02:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 09:02:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 09:02:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_requeue_work [2024-12-02 09:02:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_requeue_work [2024-12-02 09:02:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 09:02:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 09:02:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_queue_work [2024-12-02 09:02:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_queue_work [2024-12-02 09:02:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-12-02 09:02:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-12-02 09:02:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_pcimem [2024-12-02 09:02:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_pcimem [2024-12-02 09:02:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-12-02 09:02:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-12-02 09:02:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 09:02:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 09:02:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2024-12-02 09:02:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2024-12-02 09:02:59,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 09:02:59,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 09:02:59,795 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-12-02 09:02:59,795 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-12-02 09:02:59,795 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 09:02:59,795 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 09:02:59,795 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-12-02 09:02:59,795 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-12-02 09:02:59,795 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_kick_command_queue [2024-12-02 09:02:59,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_kick_command_queue [2024-12-02 09:02:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 09:02:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 09:02:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 09:02:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 09:02:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 09:02:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 09:02:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 09:02:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 09:02:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 09:02:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-12-02 09:02:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-12-02 09:02:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_config [2024-12-02 09:02:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_config [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2024-12-02 09:02:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2024-12-02 09:02:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-12-02 09:02:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-12-02 09:02:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-12-02 09:02:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2024-12-02 09:02:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 09:02:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-12-02 09:02:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_status_work [2024-12-02 09:02:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_status_work [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_cancel_work [2024-12-02 09:02:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_cancel_work [2024-12-02 09:02:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 09:02:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-12-02 09:02:59,799 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-12-02 09:02:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure up [2024-12-02 09:02:59,799 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2024-12-02 09:02:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 09:02:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 09:02:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2024-12-02 09:02:59,801 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2024-12-02 09:02:59,801 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 09:02:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_cancel_work [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_cancel_work [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_do_callback [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_do_callback [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_found_controller [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_found_controller [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_setup_controller [2024-12-02 09:02:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_setup_controller [2024-12-02 09:02:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_respond_work [2024-12-02 09:02:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_respond_work [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2024-12-02 09:02:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2024-12-02 09:02:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-12-02 09:02:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_disconnect [2024-12-02 09:02:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_disconnect [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write [2024-12-02 09:02:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-12-02 09:02:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_completions [2024-12-02 09:02:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_completions [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2024-12-02 09:02:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 09:02:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 09:02:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 09:02:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 09:02:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 09:02:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 09:02:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 09:02:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 09:02:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 09:02:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 09:02:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 09:02:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 09:02:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 09:02:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 09:02:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 09:02:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_command_work [2024-12-02 09:02:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_command_work [2024-12-02 09:02:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-12-02 09:02:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-12-02 09:02:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-12-02 09:02:59,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2024-12-02 09:02:59,806 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-12-02 09:02:59,806 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-12-02 09:02:59,806 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_reg [2024-12-02 09:02:59,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_reg [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ftdi_module_lock [2024-12-02 09:02:59,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ftdi_module_lock [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 09:02:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 09:02:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 09:02:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 09:02:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 09:02:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 09:02:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 09:02:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 09:03:00,537 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 09:03:00,540 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 09:03:00,619 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 09:03:20,935 INFO L? ?]: Removed 2014 outVars from TransFormulas that were not future-live. [2024-12-02 09:03:20,935 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 09:03:20,971 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 09:03:20,971 INFO L312 CfgBuilder]: Removed 15 assume(true) statements. [2024-12-02 09:03:20,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:03:20 BoogieIcfgContainer [2024-12-02 09:03:20,971 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 09:03:20,973 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 09:03:20,973 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 09:03:20,978 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 09:03:20,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:02:55" (1/3) ... [2024-12-02 09:03:20,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@411bf0c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:03:20, skipping insertion in model container [2024-12-02 09:03:20,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:58" (2/3) ... [2024-12-02 09:03:20,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@411bf0c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:03:20, skipping insertion in model container [2024-12-02 09:03:20,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:03:20" (3/3) ... [2024-12-02 09:03:20,980 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2024-12-02 09:03:20,995 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 09:03:20,998 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i that has 91 procedures, 2085 locations, 1 initial locations, 16 loop locations, and 1 error locations. [2024-12-02 09:03:21,095 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 09:03:21,106 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;@77ef6ca5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 09:03:21,107 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 09:03:21,116 INFO L276 IsEmpty]: Start isEmpty. Operand has 2084 states, 1462 states have (on average 1.4097127222982215) internal successors, (2061), 1516 states have internal predecessors, (2061), 531 states have call successors, (531), 90 states have call predecessors, (531), 89 states have return successors, (524), 515 states have call predecessors, (524), 524 states have call successors, (524) [2024-12-02 09:03:21,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 09:03:21,133 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:21,134 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:21,134 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:21,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:21,139 INFO L85 PathProgramCache]: Analyzing trace with hash 920585127, now seen corresponding path program 1 times [2024-12-02 09:03:21,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:21,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774259537] [2024-12-02 09:03:21,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:21,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:29,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:29,614 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-02 09:03:29,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:29,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774259537] [2024-12-02 09:03:29,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774259537] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:03:29,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292208245] [2024-12-02 09:03:29,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:29,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:03:29,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:03:29,618 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:03:29,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 09:03:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:37,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 4787 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 09:03:37,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:03:37,742 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-02 09:03:37,742 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:03:37,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [292208245] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:37,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:03:37,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 09:03:37,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356935532] [2024-12-02 09:03:37,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:37,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 09:03:37,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:37,763 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 09:03:37,763 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 09:03:37,768 INFO L87 Difference]: Start difference. First operand has 2084 states, 1462 states have (on average 1.4097127222982215) internal successors, (2061), 1516 states have internal predecessors, (2061), 531 states have call successors, (531), 90 states have call predecessors, (531), 89 states have return successors, (524), 515 states have call predecessors, (524), 524 states have call successors, (524) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 09:03:37,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:37,937 INFO L93 Difference]: Finished difference Result 4163 states and 6461 transitions. [2024-12-02 09:03:37,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 09:03:37,939 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 135 [2024-12-02 09:03:37,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:37,963 INFO L225 Difference]: With dead ends: 4163 [2024-12-02 09:03:37,963 INFO L226 Difference]: Without dead ends: 2070 [2024-12-02 09:03:37,985 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 09:03:37,987 INFO L435 NwaCegarLoop]: 3084 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3084 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 [2024-12-02 09:03:37,988 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3084 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:03:38,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2070 states. [2024-12-02 09:03:38,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2070 to 2070. [2024-12-02 09:03:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2070 states, 1457 states have (on average 1.3905284831846259) internal successors, (2026), 1502 states have internal predecessors, (2026), 524 states have call successors, (524), 89 states have call predecessors, (524), 88 states have return successors, (515), 506 states have call predecessors, (515), 515 states have call successors, (515) [2024-12-02 09:03:38,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 2070 states and 3065 transitions. [2024-12-02 09:03:38,134 INFO L78 Accepts]: Start accepts. Automaton has 2070 states and 3065 transitions. Word has length 135 [2024-12-02 09:03:38,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:38,135 INFO L471 AbstractCegarLoop]: Abstraction has 2070 states and 3065 transitions. [2024-12-02 09:03:38,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 09:03:38,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 3065 transitions. [2024-12-02 09:03:38,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 09:03:38,140 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:38,140 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:38,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 09:03:38,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 09:03:38,341 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:38,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:38,341 INFO L85 PathProgramCache]: Analyzing trace with hash -2009555619, now seen corresponding path program 1 times [2024-12-02 09:03:38,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:38,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967893644] [2024-12-02 09:03:38,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:38,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:46,232 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-12-02 09:03:46,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:46,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967893644] [2024-12-02 09:03:46,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967893644] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:46,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:46,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:03:46,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178059381] [2024-12-02 09:03:46,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:46,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:03:46,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:46,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:03:46,235 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:03:46,235 INFO L87 Difference]: Start difference. First operand 2070 states and 3065 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 09:03:46,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:46,354 INFO L93 Difference]: Finished difference Result 2135 states and 3141 transitions. [2024-12-02 09:03:46,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:03:46,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 135 [2024-12-02 09:03:46,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:46,366 INFO L225 Difference]: With dead ends: 2135 [2024-12-02 09:03:46,366 INFO L226 Difference]: Without dead ends: 2130 [2024-12-02 09:03:46,367 INFO L434 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 [2024-12-02 09:03:46,368 INFO L435 NwaCegarLoop]: 3091 mSDtfsCounter, 2805 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2805 SdHoareTripleChecker+Valid, 3376 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:46,368 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2805 Valid, 3376 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:03:46,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2130 states. [2024-12-02 09:03:46,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2130 to 2128. [2024-12-02 09:03:46,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2128 states, 1499 states have (on average 1.3869246164109406) internal successors, (2079), 1544 states have internal predecessors, (2079), 531 states have call successors, (531), 98 states have call predecessors, (531), 97 states have return successors, (524), 515 states have call predecessors, (524), 524 states have call successors, (524) [2024-12-02 09:03:46,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 2128 states and 3134 transitions. [2024-12-02 09:03:46,467 INFO L78 Accepts]: Start accepts. Automaton has 2128 states and 3134 transitions. Word has length 135 [2024-12-02 09:03:46,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:46,468 INFO L471 AbstractCegarLoop]: Abstraction has 2128 states and 3134 transitions. [2024-12-02 09:03:46,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 09:03:46,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 3134 transitions. [2024-12-02 09:03:46,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:03:46,472 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:46,472 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:46,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 09:03:46,472 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:46,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:46,473 INFO L85 PathProgramCache]: Analyzing trace with hash 54057561, now seen corresponding path program 1 times [2024-12-02 09:03:46,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:46,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394778027] [2024-12-02 09:03:46,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:46,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:53,597 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-12-02 09:03:53,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:53,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394778027] [2024-12-02 09:03:53,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394778027] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:53,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:53,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:03:53,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432856057] [2024-12-02 09:03:53,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:53,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:03:53,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:53,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:03:53,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:03:53,599 INFO L87 Difference]: Start difference. First operand 2128 states and 3134 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 09:03:54,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:54,195 INFO L93 Difference]: Finished difference Result 6135 states and 9048 transitions. [2024-12-02 09:03:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:03:54,196 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 139 [2024-12-02 09:03:54,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:54,232 INFO L225 Difference]: With dead ends: 6135 [2024-12-02 09:03:54,233 INFO L226 Difference]: Without dead ends: 4036 [2024-12-02 09:03:54,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:03:54,256 INFO L435 NwaCegarLoop]: 3105 mSDtfsCounter, 2816 mSDsluCounter, 2968 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2816 SdHoareTripleChecker+Valid, 6073 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:54,256 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2816 Valid, 6073 Invalid, 13 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 09:03:54,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4036 states. [2024-12-02 09:03:54,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4036 to 4020. [2024-12-02 09:03:54,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4020 states, 2849 states have (on average 1.394875394875395) internal successors, (3974), 2931 states have internal predecessors, (3974), 983 states have call successors, (983), 188 states have call predecessors, (983), 187 states have return successors, (976), 958 states have call predecessors, (976), 976 states have call successors, (976) [2024-12-02 09:03:54,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 4020 states and 5933 transitions. [2024-12-02 09:03:54,500 INFO L78 Accepts]: Start accepts. Automaton has 4020 states and 5933 transitions. Word has length 139 [2024-12-02 09:03:54,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:54,500 INFO L471 AbstractCegarLoop]: Abstraction has 4020 states and 5933 transitions. [2024-12-02 09:03:54,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 09:03:54,501 INFO L276 IsEmpty]: Start isEmpty. Operand 4020 states and 5933 transitions. [2024-12-02 09:03:54,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-02 09:03:54,506 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:54,506 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:54,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 09:03:54,506 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:54,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:54,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1624341907, now seen corresponding path program 1 times [2024-12-02 09:03:54,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:54,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311975737] [2024-12-02 09:03:54,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:54,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:01,922 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-12-02 09:04:01,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:01,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311975737] [2024-12-02 09:04:01,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311975737] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:01,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:01,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:04:01,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062713954] [2024-12-02 09:04:01,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:01,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:04:01,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:01,924 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:04:01,924 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:01,924 INFO L87 Difference]: Start difference. First operand 4020 states and 5933 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 09:04:06,010 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 [] [2024-12-02 09:04:06,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:06,552 INFO L93 Difference]: Finished difference Result 4022 states and 5934 transitions. [2024-12-02 09:04:06,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:04:06,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 147 [2024-12-02 09:04:06,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:06,574 INFO L225 Difference]: With dead ends: 4022 [2024-12-02 09:04:06,574 INFO L226 Difference]: Without dead ends: 4019 [2024-12-02 09:04:06,576 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:06,577 INFO L435 NwaCegarLoop]: 3100 mSDtfsCounter, 277 mSDsluCounter, 2844 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 5944 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:06,577 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 5944 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 09:04:06,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4019 states. [2024-12-02 09:04:06,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4019 to 4019. [2024-12-02 09:04:06,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4019 states, 2849 states have (on average 1.3941733941733943) internal successors, (3972), 2930 states have internal predecessors, (3972), 982 states have call successors, (982), 188 states have call predecessors, (982), 187 states have return successors, (976), 958 states have call predecessors, (976), 976 states have call successors, (976) [2024-12-02 09:04:06,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 4019 states and 5930 transitions. [2024-12-02 09:04:06,732 INFO L78 Accepts]: Start accepts. Automaton has 4019 states and 5930 transitions. Word has length 147 [2024-12-02 09:04:06,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:06,732 INFO L471 AbstractCegarLoop]: Abstraction has 4019 states and 5930 transitions. [2024-12-02 09:04:06,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 09:04:06,732 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 5930 transitions. [2024-12-02 09:04:06,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-12-02 09:04:06,739 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:06,739 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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] [2024-12-02 09:04:06,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 09:04:06,739 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:06,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:06,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1823120757, now seen corresponding path program 1 times [2024-12-02 09:04:06,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:06,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34675662] [2024-12-02 09:04:06,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:06,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:15,311 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-12-02 09:04:15,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:15,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34675662] [2024-12-02 09:04:15,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34675662] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:15,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:15,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:04:15,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066444310] [2024-12-02 09:04:15,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:15,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:04:15,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:15,313 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:04:15,313 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:15,314 INFO L87 Difference]: Start difference. First operand 4019 states and 5930 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 09:04:15,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:15,522 INFO L93 Difference]: Finished difference Result 4029 states and 5936 transitions. [2024-12-02 09:04:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:04:15,522 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 158 [2024-12-02 09:04:15,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:15,549 INFO L225 Difference]: With dead ends: 4029 [2024-12-02 09:04:15,549 INFO L226 Difference]: Without dead ends: 4025 [2024-12-02 09:04:15,553 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:15,553 INFO L435 NwaCegarLoop]: 3053 mSDtfsCounter, 2972 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2972 SdHoareTripleChecker+Valid, 3077 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:15,554 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2972 Valid, 3077 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:04:15,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4025 states. [2024-12-02 09:04:15,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4025 to 4023. [2024-12-02 09:04:15,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4023 states, 2853 states have (on average 1.3925692253767963) internal successors, (3973), 2932 states have internal predecessors, (3973), 980 states have call successors, (980), 190 states have call predecessors, (980), 189 states have return successors, (976), 958 states have call predecessors, (976), 976 states have call successors, (976) [2024-12-02 09:04:15,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 4023 states and 5929 transitions. [2024-12-02 09:04:15,779 INFO L78 Accepts]: Start accepts. Automaton has 4023 states and 5929 transitions. Word has length 158 [2024-12-02 09:04:15,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:15,780 INFO L471 AbstractCegarLoop]: Abstraction has 4023 states and 5929 transitions. [2024-12-02 09:04:15,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 09:04:15,780 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 5929 transitions. [2024-12-02 09:04:15,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-12-02 09:04:15,791 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:15,791 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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] [2024-12-02 09:04:15,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 09:04:15,792 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:15,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:15,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1047045887, now seen corresponding path program 1 times [2024-12-02 09:04:15,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:15,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239456551] [2024-12-02 09:04:15,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:15,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:22,949 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-12-02 09:04:22,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:22,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239456551] [2024-12-02 09:04:22,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239456551] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:22,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:22,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:04:22,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442379867] [2024-12-02 09:04:22,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:22,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:04:22,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:22,951 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:04:22,951 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:22,951 INFO L87 Difference]: Start difference. First operand 4023 states and 5929 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 09:04:23,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:23,107 INFO L93 Difference]: Finished difference Result 4025 states and 5930 transitions. [2024-12-02 09:04:23,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:04:23,108 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 162 [2024-12-02 09:04:23,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:23,134 INFO L225 Difference]: With dead ends: 4025 [2024-12-02 09:04:23,134 INFO L226 Difference]: Without dead ends: 4022 [2024-12-02 09:04:23,138 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:23,138 INFO L435 NwaCegarLoop]: 3051 mSDtfsCounter, 3004 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3004 SdHoareTripleChecker+Valid, 3051 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:23,139 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3004 Valid, 3051 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:04:23,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4022 states. [2024-12-02 09:04:23,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4022 to 4022. [2024-12-02 09:04:23,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 2853 states have (on average 1.3922187171398528) internal successors, (3972), 2931 states have internal predecessors, (3972), 979 states have call successors, (979), 190 states have call predecessors, (979), 189 states have return successors, (976), 958 states have call predecessors, (976), 976 states have call successors, (976) [2024-12-02 09:04:23,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 5927 transitions. [2024-12-02 09:04:23,374 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 5927 transitions. Word has length 162 [2024-12-02 09:04:23,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:23,375 INFO L471 AbstractCegarLoop]: Abstraction has 4022 states and 5927 transitions. [2024-12-02 09:04:23,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 09:04:23,376 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 5927 transitions. [2024-12-02 09:04:23,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-12-02 09:04:23,386 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:23,387 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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] [2024-12-02 09:04:23,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 09:04:23,387 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:23,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:23,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1902087793, now seen corresponding path program 1 times [2024-12-02 09:04:23,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:23,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906711604] [2024-12-02 09:04:23,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:23,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:30,516 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-12-02 09:04:30,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:30,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906711604] [2024-12-02 09:04:30,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906711604] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:30,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:30,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:04:30,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951505405] [2024-12-02 09:04:30,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:30,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:04:30,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:30,518 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:04:30,518 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:30,518 INFO L87 Difference]: Start difference. First operand 4022 states and 5927 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 09:04:30,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:30,635 INFO L93 Difference]: Finished difference Result 4024 states and 5928 transitions. [2024-12-02 09:04:30,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:04:30,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 163 [2024-12-02 09:04:30,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:30,650 INFO L225 Difference]: With dead ends: 4024 [2024-12-02 09:04:30,651 INFO L226 Difference]: Without dead ends: 4021 [2024-12-02 09:04:30,653 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:30,654 INFO L435 NwaCegarLoop]: 3049 mSDtfsCounter, 3001 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3001 SdHoareTripleChecker+Valid, 3049 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:30,654 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3001 Valid, 3049 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:04:30,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4021 states. [2024-12-02 09:04:30,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4021 to 4021. [2024-12-02 09:04:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4021 states, 2853 states have (on average 1.3918682089029093) internal successors, (3971), 2930 states have internal predecessors, (3971), 978 states have call successors, (978), 190 states have call predecessors, (978), 189 states have return successors, (976), 958 states have call predecessors, (976), 976 states have call successors, (976) [2024-12-02 09:04:30,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4021 states to 4021 states and 5925 transitions. [2024-12-02 09:04:30,799 INFO L78 Accepts]: Start accepts. Automaton has 4021 states and 5925 transitions. Word has length 163 [2024-12-02 09:04:30,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:30,799 INFO L471 AbstractCegarLoop]: Abstraction has 4021 states and 5925 transitions. [2024-12-02 09:04:30,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 09:04:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 4021 states and 5925 transitions. [2024-12-02 09:04:30,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-02 09:04:30,807 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:30,807 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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] [2024-12-02 09:04:30,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 09:04:30,807 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:30,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:30,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1164053506, now seen corresponding path program 1 times [2024-12-02 09:04:30,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:30,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129402556] [2024-12-02 09:04:30,808 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:30,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:37,506 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-12-02 09:04:37,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:37,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129402556] [2024-12-02 09:04:37,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129402556] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:37,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:37,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:04:37,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107992950] [2024-12-02 09:04:37,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:37,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:04:37,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:37,507 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:04:37,507 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:37,507 INFO L87 Difference]: Start difference. First operand 4021 states and 5925 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 09:04:37,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:37,676 INFO L93 Difference]: Finished difference Result 4023 states and 5926 transitions. [2024-12-02 09:04:37,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:04:37,676 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 164 [2024-12-02 09:04:37,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:37,700 INFO L225 Difference]: With dead ends: 4023 [2024-12-02 09:04:37,700 INFO L226 Difference]: Without dead ends: 4013 [2024-12-02 09:04:37,705 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:37,705 INFO L435 NwaCegarLoop]: 3048 mSDtfsCounter, 2998 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2998 SdHoareTripleChecker+Valid, 3048 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 [2024-12-02 09:04:37,705 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2998 Valid, 3048 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:04:37,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4013 states. [2024-12-02 09:04:37,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4013 to 4013. [2024-12-02 09:04:37,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4013 states, 2846 states have (on average 1.3921293042867182) internal successors, (3962), 2923 states have internal predecessors, (3962), 977 states have call successors, (977), 190 states have call predecessors, (977), 189 states have return successors, (975), 957 states have call predecessors, (975), 975 states have call successors, (975) [2024-12-02 09:04:37,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 4013 states and 5914 transitions. [2024-12-02 09:04:37,867 INFO L78 Accepts]: Start accepts. Automaton has 4013 states and 5914 transitions. Word has length 164 [2024-12-02 09:04:37,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:37,867 INFO L471 AbstractCegarLoop]: Abstraction has 4013 states and 5914 transitions. [2024-12-02 09:04:37,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 09:04:37,867 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 5914 transitions. [2024-12-02 09:04:37,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-02 09:04:37,875 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:37,876 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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] [2024-12-02 09:04:37,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 09:04:37,876 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:37,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:37,876 INFO L85 PathProgramCache]: Analyzing trace with hash -771505921, now seen corresponding path program 1 times [2024-12-02 09:04:37,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:37,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219781733] [2024-12-02 09:04:37,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:37,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-12-02 09:04:44,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:44,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219781733] [2024-12-02 09:04:44,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219781733] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:44,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:44,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:04:44,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275978841] [2024-12-02 09:04:44,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:44,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:04:44,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:44,869 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:04:44,869 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:44,869 INFO L87 Difference]: Start difference. First operand 4013 states and 5914 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 09:04:48,951 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 [] [2024-12-02 09:04:49,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:49,510 INFO L93 Difference]: Finished difference Result 4013 states and 5914 transitions. [2024-12-02 09:04:49,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:04:49,511 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 175 [2024-12-02 09:04:49,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:49,513 INFO L225 Difference]: With dead ends: 4013 [2024-12-02 09:04:49,513 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 09:04:49,528 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:49,528 INFO L435 NwaCegarLoop]: 3040 mSDtfsCounter, 14 mSDsluCounter, 3014 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 6054 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:49,528 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 6054 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 09:04:49,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 09:04:49,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 09:04:49,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 09:04:49,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 09:04:49,531 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2024-12-02 09:04:49,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:49,531 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 09:04:49,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 09:04:49,531 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 09:04:49,531 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 09:04:49,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 09:04:49,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 09:04:49,536 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:49,538 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-12-02 09:10:37,588 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 09:10:37,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:10:37 BoogieIcfgContainer [2024-12-02 09:10:37,615 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 09:10:37,616 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 09:10:37,616 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 09:10:37,616 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 09:10:37,617 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:03:20" (3/4) ... [2024-12-02 09:10:37,619 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-02 09:10:37,625 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_gone_away [2024-12-02 09:10:37,625 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write_config [2024-12-02 09:10:37,625 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_respond_work [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_status_work [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_response_cancel_work [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_get_intfdata [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure wait_for_completion [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_response_requeue_work [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_sub [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _dev_info [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_status_requeue_work [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_kick_command_queue [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_bulk_msg [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_coherent [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __alloc_workqueue_key [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure up [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_flush_input_fifo [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_get_kref [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_xfer_bulk [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_read_reg [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_command_queue_work [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_disconnect [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_respond_queue_work [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure call_and_disable_work_1 [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2024-12-02 09:10:37,626 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_device_unregister [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_maxp [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_read_config [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_read_pcimem [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure destroy_workqueue [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_status_cancel_work [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_ftdi_module_lock [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure call_and_disable_all_1 [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_work_1 [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_abandon_completions [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_work_1 [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure init_timer_key [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __init_work [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_command_cancel_work [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cancel_delayed_work [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure init_completion [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msecs_to_jiffies [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __might_fault [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_fill_bulk_urb [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write_reg [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_delayed_work_on [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __mutex_init [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_do_callback [2024-12-02 09:10:37,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_command_requeue_work [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_ftdi_module_lock [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_delayed_work [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_flush_workqueue_89 [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_flush_workqueue_88 [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_flush_workqueue_87 [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure lockdep_init_map [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_command_work [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_put_kref [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure flush_workqueue [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_abandon_targets [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_write_pcimem [2024-12-02 09:10:37,628 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2024-12-02 09:10:37,629 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_found_controller [2024-12-02 09:10:37,629 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2024-12-02 09:10:37,629 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure complete [2024-12-02 09:10:37,629 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2024-12-02 09:10:37,629 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ftdi_elan_setup_controller [2024-12-02 09:10:37,691 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1047 nodes and edges [2024-12-02 09:10:37,700 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 166 nodes and edges [2024-12-02 09:10:37,708 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2024-12-02 09:10:37,712 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-12-02 09:10:37,716 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-02 09:10:37,721 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-02 09:10:37,725 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-02 09:10:37,764 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,768 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,771 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,772 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,775 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,779 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,782 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,784 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,786 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,786 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,787 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,788 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,788 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,788 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,788 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,789 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,789 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:37,789 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,038 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,039 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,039 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,039 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,039 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,039 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,039 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,040 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,040 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,040 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,040 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,040 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,040 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,040 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,040 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,041 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,041 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,041 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) [2024-12-02 09:10:38,089 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 09:10:38,090 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/witness.yml [2024-12-02 09:10:38,090 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 09:10:38,091 INFO L158 Benchmark]: Toolchain (without parser) took 462279.74ms. Allocated memory was 142.6MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 105.3MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 622.5MB. Max. memory is 16.1GB. [2024-12-02 09:10:38,091 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 09:10:38,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2690.78ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 105.3MB in the beginning and 268.2MB in the end (delta: -162.9MB). Peak memory consumption was 101.9MB. Max. memory is 16.1GB. [2024-12-02 09:10:38,092 INFO L158 Benchmark]: Boogie Procedure Inliner took 266.39ms. Allocated memory is still 343.9MB. Free memory was 268.2MB in the beginning and 229.2MB in the end (delta: 39.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-02 09:10:38,092 INFO L158 Benchmark]: Boogie Preprocessor took 952.99ms. Allocated memory is still 343.9MB. Free memory was 229.2MB in the beginning and 223.3MB in the end (delta: 5.9MB). Peak memory consumption was 141.0MB. Max. memory is 16.1GB. [2024-12-02 09:10:38,092 INFO L158 Benchmark]: RCFGBuilder took 21246.62ms. Allocated memory was 343.9MB in the beginning and 553.6MB in the end (delta: 209.7MB). Free memory was 223.3MB in the beginning and 342.1MB in the end (delta: -118.8MB). Peak memory consumption was 337.2MB. Max. memory is 16.1GB. [2024-12-02 09:10:38,092 INFO L158 Benchmark]: TraceAbstraction took 436642.27ms. Allocated memory was 553.6MB in the beginning and 1.9GB in the end (delta: 1.3GB). Free memory was 342.1MB in the beginning and 1.3GB in the end (delta: -988.7MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-02 09:10:38,093 INFO L158 Benchmark]: Witness Printer took 473.89ms. Allocated memory is still 1.9GB. Free memory was 1.3GB in the beginning and 1.2GB in the end (delta: 91.8MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2024-12-02 09:10:38,094 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2690.78ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 105.3MB in the beginning and 268.2MB in the end (delta: -162.9MB). Peak memory consumption was 101.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 266.39ms. Allocated memory is still 343.9MB. Free memory was 268.2MB in the beginning and 229.2MB in the end (delta: 39.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 952.99ms. Allocated memory is still 343.9MB. Free memory was 229.2MB in the beginning and 223.3MB in the end (delta: 5.9MB). Peak memory consumption was 141.0MB. Max. memory is 16.1GB. * RCFGBuilder took 21246.62ms. Allocated memory was 343.9MB in the beginning and 553.6MB in the end (delta: 209.7MB). Free memory was 223.3MB in the beginning and 342.1MB in the end (delta: -118.8MB). Peak memory consumption was 337.2MB. Max. memory is 16.1GB. * TraceAbstraction took 436642.27ms. Allocated memory was 553.6MB in the beginning and 1.9GB in the end (delta: 1.3GB). Free memory was 342.1MB in the beginning and 1.3GB in the end (delta: -988.7MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 473.89ms. Allocated memory is still 1.9GB. Free memory was 1.3GB in the beginning and 1.2GB in the end (delta: 91.8MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3628]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [3628-3629] - GenericResultAtLocation [Line: 3640]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [3640-3641] - GenericResultAtLocation [Line: 3644]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3644-3645] - GenericResultAtLocation [Line: 3648]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3648-3649] - GenericResultAtLocation [Line: 3652]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3652-3653] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 9742]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 91 procedures, 2085 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 88.5s, OverallIterations: 9, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 11.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 17887 SdHoareTripleChecker+Valid, 9.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17887 mSDsluCounter, 36756 SdHoareTripleChecker+Invalid, 8.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9135 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 27621 mSDtfsCounter, 26 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4023occurred in iteration=5, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 20 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 1513 NumberOfCodeBlocks, 1513 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1503 ConstructedInterpolants, 0 QuantifiedInterpolants, 2047 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4787 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 1695/1715 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5678]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 5543]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 6708]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 8184]: Location Invariant Derived location invariant: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_state_variable_4 == 0)) && (ldv_mutex_lock == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 5694]: Location Invariant Derived location invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 7281]: Location Invariant Derived location invariant: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 5310]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 7143]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 7348]: Location Invariant Derived location invariant: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 5775]: Location Invariant Derived location invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 7281]: Location Invariant Derived location invariant: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 5074]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 5540]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 5069]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 7281]: Location Invariant Derived location invariant: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 5313]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 7578]: Location Invariant Derived location invariant: ((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 5299]: Location Invariant Derived location invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 6978]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 5675]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 6703]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 4582]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 7138]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) - InvariantResult [Line: 6973]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_i_mutex_of_inode == 1)) && (ldv_mutex_lock == 1)) && (\old(ldv_mutex_u132_lock_of_usb_ftdi) == 1)) && (ldv_mutex_ftdi_module_lock == 1)) && (\old(ldv_mutex_ftdi_module_lock) == 1)) && (ldv_mutex_u132_lock_of_usb_ftdi == 1)) RESULT: Ultimate proved your program to be correct! [2024-12-02 09:10:38,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a342c58-66f2-49a1-82cb-daa9b112d759/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE