./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:50:29,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:50:29,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:50:29,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:50:29,510 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:50:29,528 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:50:29,529 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:50:29,529 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:50:29,530 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:50:29,530 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:50:29,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:50:29,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:50:29,530 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:50:29,530 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:50:29,531 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:50:29,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:50:29,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:50:29,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:50:29,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:50:29,531 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:50:29,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:50:29,531 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:50:29,531 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:50:29,532 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:50:29,532 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:50:29,532 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:50:29,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:50:29,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:50:29,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:50:29,532 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:50:29,532 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:50:29,532 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:50:29,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:50:29,533 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778 [2024-12-05 21:50:29,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:50:29,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:50:29,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:50:29,776 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:50:29,776 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:50:29,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i [2024-12-05 21:50:32,393 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/data/c3454038d/bd3234f7b3e04c69b08870eadeecbdb0/FLAG6b8d2bf18 [2024-12-05 21:50:32,702 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:50:32,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i [2024-12-05 21:50:32,727 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/data/c3454038d/bd3234f7b3e04c69b08870eadeecbdb0/FLAG6b8d2bf18 [2024-12-05 21:50:32,741 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/data/c3454038d/bd3234f7b3e04c69b08870eadeecbdb0 [2024-12-05 21:50:32,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:50:32,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:50:32,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:50:32,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:50:32,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:50:32,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:50:32" (1/1) ... [2024-12-05 21:50:32,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5386bebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:32, skipping insertion in model container [2024-12-05 21:50:32,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:50:32" (1/1) ... [2024-12-05 21:50:32,796 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:50:33,628 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:50:33,634 INFO L158 Benchmark]: Toolchain (without parser) took 888.74ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 92.2MB in the end (delta: 20.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:50:33,635 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:50:33,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 886.49ms. Allocated memory is still 142.6MB. Free memory was 112.2MB in the beginning and 92.2MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:50:33,636 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 886.49ms. Allocated memory is still 142.6MB. Free memory was 112.2MB in the beginning and 92.2MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:50:35,446 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:50:35,533 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:50:35,561 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:50:35,561 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:50:35,562 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:50:35,562 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:50:35,562 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:50:35,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:50:35,562 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:50:35,562 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:50:35,563 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:50:35,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:50:35,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:50:35,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:50:35,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:50:35,563 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:50:35,563 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:50:35,563 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:50:35,563 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:50:35,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:50:35,564 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:50:35,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:50:35,564 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:50:35,564 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:50:35,564 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:50:35,564 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:35,564 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:50:35,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:50:35,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:50:35,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:50:35,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:50:35,565 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:50:35,565 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:50:35,565 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:35,565 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:50:35,565 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778 [2024-12-05 21:50:35,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:50:35,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:50:35,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:50:35,840 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:50:35,840 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:50:35,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i [2024-12-05 21:50:38,483 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/data/0b2ee171f/e7020fab152642908a7cb4b0612ce29a/FLAG5c14ab6f5 [2024-12-05 21:50:38,797 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:50:38,798 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i [2024-12-05 21:50:38,820 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/data/0b2ee171f/e7020fab152642908a7cb4b0612ce29a/FLAG5c14ab6f5 [2024-12-05 21:50:38,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/data/0b2ee171f/e7020fab152642908a7cb4b0612ce29a [2024-12-05 21:50:38,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:50:38,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:50:38,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:50:38,839 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:50:38,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:50:38,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:50:38" (1/1) ... [2024-12-05 21:50:38,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa015de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:38, skipping insertion in model container [2024-12-05 21:50:38,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:50:38" (1/1) ... [2024-12-05 21:50:38,884 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:50:39,739 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_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i[71467,71480] [2024-12-05 21:50:40,004 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 21:50:40,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:50:40,019 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:50:40,065 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_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i[71467,71480] [2024-12-05 21:50:40,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:50:40,314 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:50:40,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40 WrapperNode [2024-12-05 21:50:40,315 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:50:40,316 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:50:40,316 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:50:40,316 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:50:40,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,368 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,438 INFO L138 Inliner]: procedures = 779, calls = 784, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1348 [2024-12-05 21:50:40,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:50:40,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:50:40,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:50:40,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:50:40,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,501 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,519 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,524 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:50:40,535 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:50:40,535 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:50:40,535 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:50:40,536 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:50:40" (1/1) ... [2024-12-05 21:50:40,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:50:40,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:50:40,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:50:40,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:50:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 21:50:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-05 21:50:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:50:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:50:40,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:50:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-05 21:50:40,600 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-05 21:50:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 21:50:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 21:50:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-05 21:50:40,600 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-05 21:50:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 21:50:40,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 21:50:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:50:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:50:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 21:50:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-05 21:50:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 21:50:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-05 21:50:40,601 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-05 21:50:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 21:50:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 21:50:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-05 21:50:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-05 21:50:40,601 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-05 21:50:40,826 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:50:40,828 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:51:23,390 INFO L? ?]: Removed 244 outVars from TransFormulas that were not future-live. [2024-12-05 21:51:23,390 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:51:24,855 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:51:24,855 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-05 21:51:24,855 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:51:24 BoogieIcfgContainer [2024-12-05 21:51:24,855 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:51:24,856 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:51:24,856 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:51:24,864 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:51:24,864 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:51:24" (1/1) ... [2024-12-05 21:51:24,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:51:24,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:24,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2024-12-05 21:51:24,913 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2024-12-05 21:51:24,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-05 21:51:24,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:24,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:24,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:24,922 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:24,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:51:33,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:33,246 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:37,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:51:37,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:37,608 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-12-05 21:51:37,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:51:47,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:51:50,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:51:52,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:51:56,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:51:56,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:56,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 213 transitions. [2024-12-05 21:51:56,683 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2024-12-05 21:51:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 21:51:56,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:56,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:56,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:56,688 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:56,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:52:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:04,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:08,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 2020 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:52:08,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-12-05 21:52:09,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:52:10,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:10,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 127 states and 236 transitions. [2024-12-05 21:52:10,364 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 236 transitions. [2024-12-05 21:52:10,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 21:52:10,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:10,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:10,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:10,370 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:10,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:52:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:18,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:21,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 2030 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:52:21,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:22,296 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-05 21:52:22,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-05 21:52:24,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:52:24,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:24,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 128 states and 238 transitions. [2024-12-05 21:52:24,275 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 238 transitions. [2024-12-05 21:52:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 21:52:24,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:24,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:24,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:24,281 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:24,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:52:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:32,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:35,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 2027 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:52:35,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:36,551 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-12-05 21:52:36,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-05 21:52:38,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:52:39,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:52:40,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:40,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 265 transitions. [2024-12-05 21:52:40,945 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2024-12-05 21:52:40,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-05 21:52:40,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:40,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:40,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:40,951 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:40,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:52:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:49,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:52,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 2033 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:52:52,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:53,706 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-12-05 21:52:53,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 21:52:55,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:55,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 143 states and 292 transitions. [2024-12-05 21:52:55,529 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 292 transitions. [2024-12-05 21:52:55,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-05 21:52:55,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:55,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:55,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:55,534 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:55,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 21:53:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:04,240 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:07,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 2070 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:53:07,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:08,156 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:53:08,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 21:53:12,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:53:15,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:53:17,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:53:18,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 144 states and 293 transitions. [2024-12-05 21:53:18,169 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 293 transitions. [2024-12-05 21:53:18,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 21:53:18,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:18,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:18,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:18,172 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:18,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 21:53:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:27,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:30,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 2039 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:53:30,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:31,780 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-05 21:53:31,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 21:53:37,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:37,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 153 states and 326 transitions. [2024-12-05 21:53:37,887 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 326 transitions. [2024-12-05 21:53:37,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-05 21:53:37,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:37,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:37,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:37,891 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:37,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 21:53:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:46,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:50,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 2037 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:53:50,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:51,162 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-05 21:53:51,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 21:53:55,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:55,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 160 states and 357 transitions. [2024-12-05 21:53:55,422 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 357 transitions. [2024-12-05 21:53:55,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:53:55,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:55,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:55,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:55,425 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:55,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 21:54:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:04,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:07,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:54:07,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:10,073 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:54:10,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 21:54:21,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:54:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:30,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-05 21:54:30,712 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-05 21:54:30,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-05 21:54:30,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:30,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:30,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:30,716 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:30,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 21:54:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:40,092 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:43,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:54:43,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:44,452 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-12-05 21:54:44,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 21:54:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:48,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:54:48,479 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:54:48,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:54:48,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:48,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:48,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:48,483 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:48,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 21:54:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:57,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:01,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:55:01,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:55:02,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 21:55:05,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:55:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:55:05,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:55:05,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:05,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:05,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:05,349 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:05,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 21:55:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:14,512 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:17,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:55:17,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:19,235 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:55:19,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 21:55:19,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:55:19,931 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:55:19,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:55:19,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:19,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:19,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:19,935 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:19,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 21:55:29,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:29,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:32,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:55:32,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:33,798 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:55:33,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 21:55:34,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:34,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:55:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:55:34,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:55:34,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:34,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:34,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:34,481 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:34,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 21:55:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:44,929 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:55:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:48,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:55:48,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:49,819 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:55:49,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 21:55:50,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:50,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:55:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:55:50,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:55:50,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:50,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:50,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:50,497 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:50,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 21:56:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:00,437 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:04,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:56:04,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:05,721 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:56:05,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 21:56:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:06,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:56:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:56:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:56:06,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:06,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:06,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:06,403 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:06,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 21:56:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:16,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:20,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:56:20,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:22,025 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:56:22,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 21:56:22,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:22,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:56:22,759 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:56:22,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:56:22,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:22,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:22,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:22,763 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:22,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 21:56:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:32,639 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:36,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:56:36,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:37,802 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:56:37,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-12-05 21:56:38,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:56:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:56:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:56:38,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:38,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:38,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:38,505 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:38,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 21:56:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:49,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:56:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:52,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:56:52,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:54,173 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:56:54,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 21:56:54,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:54,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:56:54,856 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:56:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:56:54,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:54,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:54,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:56:54,859 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:56:54,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 21:57:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:05,631 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:09,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:57:09,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:10,529 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:57:10,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 21:57:11,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:11,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:57:11,216 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:57:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:57:11,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:11,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:11,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:11,219 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:11,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 21:57:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:22,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:57:26,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:57:27,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 21:57:28,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:57:28,602 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:57:28,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:57:28,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:28,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:28,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:28,605 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:28,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 21:57:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:57:42,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:44,126 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:57:44,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 21:57:44,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:44,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:57:44,764 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:57:44,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:57:44,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:44,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:44,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:44,767 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:44,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 21:57:55,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,995 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:57:59,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:00,395 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:58:00,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 21:58:01,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:01,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:58:01,036 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:58:01,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:58:01,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:01,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:01,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:01,038 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:01,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 21:58:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:58:15,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:16,886 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:58:16,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 21:58:17,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:58:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:58:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:58:17,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:17,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:17,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:17,540 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:17,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 21:58:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:28,654 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:32,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:58:32,158 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:33,362 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:58:33,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 21:58:34,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:34,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:58:34,033 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:58:34,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:58:34,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:34,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:34,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:34,036 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:34,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 21:58:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:45,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:49,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:58:49,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:58:50,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 21:58:51,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:58:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:58:51,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:58:51,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:51,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:51,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:51,043 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:51,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 21:59:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:02,279 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:59:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:05,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:59:05,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:59:06,987 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:59:07,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 21:59:07,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:07,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:59:07,641 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:59:07,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:59:07,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:07,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:59:07,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:59:07,644 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:59:07,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 21:59:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:19,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:59:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:22,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:59:22,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:59:24,185 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:59:24,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 21:59:24,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:24,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:59:24,842 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:59:24,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:59:24,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:24,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:59:24,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:59:24,844 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:59:24,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 21:59:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:36,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:59:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:39,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:59:39,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:59:40,994 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:59:41,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 21:59:41,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:41,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:59:41,704 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:59:41,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:59:41,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:41,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:59:41,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:59:41,707 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:59:41,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 21:59:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:53,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:59:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:56,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:59:56,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:59:58,050 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 21:59:58,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 21:59:58,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:58,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 21:59:58,720 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 21:59:58,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:59:58,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:58,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:59:58,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:59:58,723 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:59:58,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 22:00:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:10,493 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:00:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:13,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:00:13,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:00:15,209 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:00:15,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 22:00:15,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:15,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:00:15,857 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:00:15,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:00:15,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:15,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:00:15,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:00:15,859 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:00:15,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 22:00:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:27,994 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:00:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:31,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:00:31,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:00:32,657 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:00:32,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 22:00:33,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:33,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:00:33,328 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:00:33,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:00:33,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:33,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:00:33,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:00:33,332 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:00:33,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 22:00:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:45,401 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:00:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:48,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:00:48,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:00:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:00:49,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 22:00:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:00:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:00:50,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:00:50,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:50,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:00:50,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:00:50,536 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:00:50,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 22:01:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:02,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:06,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:01:06,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:07,280 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:01:07,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 22:01:07,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:07,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:01:07,955 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:01:07,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:01:07,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:07,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:07,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:07,958 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:07,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 22:01:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:20,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:24,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:01:24,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:25,488 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:01:25,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 22:01:26,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:26,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:01:26,166 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:01:26,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:01:26,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:26,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:26,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:26,168 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:26,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 22:01:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:38,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:42,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:01:42,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:43,424 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:01:43,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 22:01:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:44,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:01:44,017 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:01:44,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:01:44,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:44,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:44,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:44,019 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:44,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 22:01:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:56,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:00,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:02:00,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:01,515 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:02:01,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 22:02:02,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:02,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:02:02,178 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:02:02,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:02:02,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:02,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:02,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:02,181 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:02,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 22:02:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:15,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:18,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:02:18,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:19,906 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:02:19,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-05 22:02:20,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:02:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:02:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:02:20,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:20,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:20,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:20,590 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:20,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 22:02:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:33,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:36,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:02:36,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:37,588 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:02:37,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 22:02:38,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:38,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:02:38,186 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:02:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:02:38,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:38,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:38,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:38,188 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:38,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 22:02:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:51,553 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:54,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:02:54,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:55,970 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:02:56,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 22:02:56,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:56,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:02:56,652 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:02:56,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:02:56,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:56,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:56,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:56,655 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:56,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 22:03:09,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:09,862 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:13,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:03:13,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:14,348 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:03:14,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 22:03:15,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:15,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:03:15,036 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:03:15,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:03:15,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:15,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:15,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:15,038 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:15,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 22:03:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:28,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:31,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:03:31,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:33,005 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:03:33,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 22:03:33,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:33,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:03:33,694 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:03:33,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:03:33,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:33,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:33,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:33,697 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:33,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 22:03:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:47,607 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:50,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:03:50,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:52,203 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:03:52,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 22:03:52,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:52,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:03:52,900 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:03:52,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:03:52,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:52,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:52,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:52,903 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:52,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 22:04:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:06,420 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:04:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:09,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:04:09,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:04:10,963 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:04:11,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 22:04:11,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:11,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:04:11,650 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:04:11,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:04:11,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:11,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:04:11,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:04:11,653 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:04:11,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 22:04:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:25,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:04:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:29,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:04:29,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:04:30,564 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:04:30,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 22:04:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:31,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:04:31,239 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:04:31,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:04:31,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:31,240 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:04:31,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:04:31,241 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:04:31,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 22:04:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:45,092 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:04:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:48,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:04:48,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:04:49,822 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:04:49,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 22:04:50,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:50,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-05 22:04:50,522 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-05 22:04:50,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:04:50,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:50,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:04:50,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:04:50,524 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:04:50,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e20128f-17ef-4435-a2fc-9fc0dd8520f2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 22:05:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:05:04,979 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported