./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm --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 d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:52:22,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:52:23,047 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:52:23,054 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:52:23,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:52:23,091 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:52:23,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:52:23,092 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:52:23,093 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:52:23,093 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:52:23,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:52:23,094 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:52:23,095 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:52:23,095 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:52:23,095 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:52:23,096 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:52:23,096 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:52:23,096 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:52:23,096 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:52:23,096 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:52:23,096 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:52:23,096 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:52:23,096 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:52:23,096 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:52:23,096 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:52:23,096 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:52:23,097 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:52:23,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:52:23,098 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:52:23,098 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:52:23,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:52:23,098 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:52:23,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:52:23,098 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_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm 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 -> d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e [2024-11-13 22:52:23,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:52:23,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:52:23,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:52:23,471 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:52:23,472 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:52:23,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:52:25,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:52:25,794 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:52:25,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i [2024-11-13 22:52:25,823 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/data/dab52ca12/10eabb9cd474456b9d504013f32f5424/FLAGbfec6a4dd [2024-11-13 22:52:25,852 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/data/dab52ca12/10eabb9cd474456b9d504013f32f5424 [2024-11-13 22:52:25,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:52:25,856 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:52:25,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:52:25,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:52:25,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:52:25,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:25" (1/1) ... [2024-11-13 22:52:25,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7017cb59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:25, skipping insertion in model container [2024-11-13 22:52:25,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:25" (1/1) ... [2024-11-13 22:52:25,949 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:52:27,155 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:1611) 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:1503) 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:3192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3036) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2281) 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:1237) 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:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) 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:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) 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:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:52:27,162 INFO L158 Benchmark]: Toolchain (without parser) took 1305.57ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 68.7MB in the end (delta: 20.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:52:27,162 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:52:27,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1303.06ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 68.7MB in the end (delta: 20.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:52:27,164 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1303.06ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 68.7MB in the end (delta: 20.6MB). Peak memory consumption was 25.2MB. 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_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm --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 d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:52:29,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:52:29,834 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:52:29,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:52:29,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:52:29,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:52:29,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:52:29,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:52:29,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:52:29,912 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:52:29,912 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:52:29,913 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:52:29,913 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:52:29,914 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:52:29,914 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:52:29,914 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:52:29,914 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:52:29,914 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:52:29,914 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:52:29,915 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:52:29,915 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:52:29,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:52:29,915 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:52:29,915 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:52:29,915 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:52:29,915 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:52:29,915 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:29,915 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:52:29,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:52:29,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:52:29,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:52:29,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:52:29,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:52:29,916 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:52:29,916 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:29,916 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:52:29,916 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_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm 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 -> d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e [2024-11-13 22:52:30,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:52:30,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:52:30,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:52:30,237 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:52:30,237 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:52:30,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:52:32,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:52:32,666 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:52:32,666 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i [2024-11-13 22:52:32,696 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/data/0d4a05174/ef4bc6104ac548f5aa143af6ec28862f/FLAGc44ee1e38 [2024-11-13 22:52:32,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/data/0d4a05174/ef4bc6104ac548f5aa143af6ec28862f [2024-11-13 22:52:32,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:52:32,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:52:32,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:52:32,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:52:32,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:52:32,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:32" (1/1) ... [2024-11-13 22:52:32,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@735fd3cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:32, skipping insertion in model container [2024-11-13 22:52:32,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:32" (1/1) ... [2024-11-13 22:52:32,789 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:52:34,065 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_621cdf4e-202e-4605-afac-71710920db7a/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i[71475,71488] [2024-11-13 22:52:34,404 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 22:52:34,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:52:34,424 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:52:34,473 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_621cdf4e-202e-4605-afac-71710920db7a/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i[71475,71488] [2024-11-13 22:52:34,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:52:34,916 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:52:34,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34 WrapperNode [2024-11-13 22:52:34,916 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:52:34,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:52:34,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:52:34,918 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:52:34,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:34,968 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:35,038 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1195 [2024-11-13 22:52:35,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:52:35,040 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:52:35,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:52:35,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:52:35,047 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:35,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:35,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:35,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:35,118 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:35,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:35,132 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:35,141 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:35,162 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:52:35,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:52:35,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:52:35,163 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:52:35,165 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:34" (1/1) ... [2024-11-13 22:52:35,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:52:35,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:52:35,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:52:35,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:52:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:52:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 22:52:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:52:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:52:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:52:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 22:52:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 22:52:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:52:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 22:52:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-13 22:52:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-13 22:52:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 22:52:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 22:52:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:52:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:52:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 22:52:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 22:52:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:52:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-13 22:52:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-13 22:52:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:52:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:52:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 22:52:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-13 22:52:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-13 22:52:35,580 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:52:35,582 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:53:19,663 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-11-13 22:53:19,663 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:53:20,634 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:53:20,634 INFO L316 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-13 22:53:20,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:53:20 BoogieIcfgContainer [2024-11-13 22:53:20,635 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:53:20,635 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:53:20,636 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:53:20,647 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:53:20,647 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:53:20" (1/1) ... [2024-11-13 22:53:20,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:53:20,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2024-11-13 22:53:20,728 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2024-11-13 22:53:20,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 22:53:20,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:20,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:53:20,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:53:20,748 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:53:20,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:53:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:24,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:53:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:26,847 INFO L255 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:53:26,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:53:27,591 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-13 22:53:27,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:53:37,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:53:40,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:53:40,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:40,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2024-11-13 22:53:40,831 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2024-11-13 22:53:40,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 22:53:40,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:40,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:53:40,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:53:40,839 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:53:40,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:53:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:44,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:53:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:45,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 1429 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:53:45,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:53:46,105 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-13 22:53:46,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:53:47,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2024-11-13 22:53:47,128 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2024-11-13 22:53:47,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-13 22:53:47,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:47,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:53:47,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:53:47,139 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:53:47,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:53:50,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:50,559 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:53:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:51,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:53:51,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:53:52,329 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-13 22:53:52,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:53:52,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:52,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2024-11-13 22:53:52,500 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-11-13 22:53:52,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 22:53:52,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:52,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:53:52,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:53:52,506 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:53:52,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:53:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:55,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:53:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:57,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:53:57,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:53:57,686 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-13 22:53:57,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:53:59,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:59,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2024-11-13 22:53:59,070 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2024-11-13 22:53:59,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 22:53:59,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:59,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:53:59,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:53:59,076 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:53:59,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:54:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:02,750 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:54:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:03,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:54:03,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:54:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-13 22:54:04,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:54:04,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:04,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 138 states and 269 transitions. [2024-11-13 22:54:04,476 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 269 transitions. [2024-11-13 22:54:04,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-13 22:54:04,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:04,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:04,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:54:04,483 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:54:04,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:54:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:07,951 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:54:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:09,063 INFO L255 TraceCheckSpWp]: Trace formula consists of 1447 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:54:09,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:54:09,705 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-13 22:54:09,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:54:11,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:11,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2024-11-13 22:54:11,444 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2024-11-13 22:54:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-13 22:54:11,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:11,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:11,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:54:11,450 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:54:11,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:54:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:15,237 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:54:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:16,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 1448 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:54:16,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:54:17,059 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-13 22:54:17,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 22:54:19,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:19,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 152 states and 325 transitions. [2024-11-13 22:54:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 325 transitions. [2024-11-13 22:54:19,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-13 22:54:19,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:19,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:19,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:54:19,629 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:54:19,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 22:54:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:23,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:54:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:24,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:54:24,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:54:25,602 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-13 22:54:25,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 22:54:30,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:30,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2024-11-13 22:54:30,434 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2024-11-13 22:54:30,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-13 22:54:30,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:30,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:30,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:54:30,439 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:54:30,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 22:54:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:34,403 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:54:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:35,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 1439 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:54:35,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:54:36,482 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-13 22:54:36,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 22:54:38,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:38,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 168 states and 378 transitions. [2024-11-13 22:54:38,521 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 378 transitions. [2024-11-13 22:54:38,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 22:54:38,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:38,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:38,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:54:38,529 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:54:38,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 22:54:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:42,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:54:43,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:43,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:54:43,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:54:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 22:54:45,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 22:54:56,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:55:09,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-11-13 22:55:09,339 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-11-13 22:55:09,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 22:55:09,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:09,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:09,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:09,345 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:09,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 22:55:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:13,657 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:14,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:55:14,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 22:55:16,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 22:55:18,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:18,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 200 states and 471 transitions. [2024-11-13 22:55:18,057 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 471 transitions. [2024-11-13 22:55:18,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 22:55:18,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:18,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:18,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:18,063 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:18,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 22:55:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:22,426 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:23,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 1452 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:55:23,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:25,950 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-13 22:55:25,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-13 22:55:31,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:31,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 207 states and 494 transitions. [2024-11-13 22:55:31,035 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 494 transitions. [2024-11-13 22:55:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:55:31,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:31,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:31,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:31,044 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:31,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 22:55:35,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:35,340 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:36,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:55:36,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:39,112 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:55:39,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-13 22:55:43,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:43,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 207 states and 494 transitions. [2024-11-13 22:55:43,095 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 494 transitions. [2024-11-13 22:55:43,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:55:43,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:43,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:43,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:43,101 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:43,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 22:55:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:47,497 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:48,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:55:48,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:50,383 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:55:50,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 22:55:51,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:51,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 207 states and 494 transitions. [2024-11-13 22:55:51,069 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 494 transitions. [2024-11-13 22:55:51,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 22:55:51,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:51,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:51,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:51,075 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:51,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 22:55:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:55,526 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:56,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:56,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 1454 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:55:56,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:59,431 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-13 22:55:59,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 22:56:05,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:56:05,518 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:56:05,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:56:05,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:05,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:05,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:56:05,526 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:56:05,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 22:56:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:10,183 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:56:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:11,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:56:11,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:12,960 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:56:13,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 22:56:13,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:13,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:56:13,719 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:56:13,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:56:13,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:13,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:13,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:56:13,725 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:56:13,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 22:56:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:18,365 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:56:19,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:19,476 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:56:19,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:21,167 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:56:21,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 22:56:21,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:21,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:56:21,846 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:56:21,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:56:21,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:21,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:21,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:56:21,851 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:56:21,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:56:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:26,647 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:56:27,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:27,740 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:56:27,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:29,593 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:56:29,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 22:56:30,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:30,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:56:30,378 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:56:30,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:56:30,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:30,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:30,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:56:30,382 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:56:30,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 22:56:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:35,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:56:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:36,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:56:36,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:37,963 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:56:38,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 22:56:38,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:38,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:56:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:56:38,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:56:38,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:38,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:38,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:56:38,652 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:56:38,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 22:56:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:43,612 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:56:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:44,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:56:44,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:46,376 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:56:46,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 22:56:47,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:47,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:56:47,051 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:56:47,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:56:47,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:47,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:47,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:56:47,055 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:56:47,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 22:56:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:52,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:56:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:53,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:56:53,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:56:55,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 22:56:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:55,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:56:55,714 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:56:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:56:55,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:55,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:55,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:56:55,717 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:56:55,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 22:57:00,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:00,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:57:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:02,008 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:57:02,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:03,595 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:57:03,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 22:57:04,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:04,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:57:04,285 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:57:04,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:57:04,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:04,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:04,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:57:04,289 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:57:04,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 22:57:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:09,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:57:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:10,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:57:10,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:57:12,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 22:57:12,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:12,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:57:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:57:12,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:57:12,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:12,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:12,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:57:12,997 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:57:12,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 22:57:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:18,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:57:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:19,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:57:19,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:21,311 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:57:21,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 22:57:22,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:57:22,053 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:57:22,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:57:22,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:22,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:22,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:57:22,059 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:57:22,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 22:57:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:27,502 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:57:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:28,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:57:28,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:30,372 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:57:30,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 22:57:31,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:31,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:57:31,058 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:57:31,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:57:31,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:31,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:31,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:57:31,063 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:57:31,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 22:57:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:36,630 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:57:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:37,761 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:57:37,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:39,360 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:57:39,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 22:57:40,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:40,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:57:40,160 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:57:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:57:40,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:40,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:40,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:57:40,163 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:57:40,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 22:57:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:45,805 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:57:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:46,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:57:46,897 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:48,611 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:57:48,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2024-11-13 22:57:49,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:49,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:57:49,295 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:57:49,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:57:49,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:49,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:49,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:57:49,298 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:57:49,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 22:57:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:55,125 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:57:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:56,247 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:57:56,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:57,853 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:57:57,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 22:57:58,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:58,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:57:58,538 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:57:58,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:57:58,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:58,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:58,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:57:58,542 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:57:58,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 22:58:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:04,365 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:58:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:05,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:58:05,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:07,177 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:58:07,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 22:58:07,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:07,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:58:07,852 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:58:07,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:58:07,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:07,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:07,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:58:07,856 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:58:07,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 22:58:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:13,866 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:58:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:14,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:58:14,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:16,745 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:58:16,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 22:58:17,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:17,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:58:17,634 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:58:17,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:58:17,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:17,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:17,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:58:17,641 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:58:17,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 22:58:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:23,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:58:24,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:25,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:58:25,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:26,667 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:58:26,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-13 22:58:27,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:58:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:58:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:58:27,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:27,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:27,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:58:27,398 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:58:27,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 22:58:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:33,985 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:58:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:35,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:58:35,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:36,745 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:58:36,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 22:58:37,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:37,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:58:37,446 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:58:37,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:58:37,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:37,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:37,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:58:37,449 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:58:37,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 22:58:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:44,134 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:58:45,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:45,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:58:45,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:58:47,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Forceful destruction successful, exit code 0 [2024-11-13 22:58:47,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:47,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:58:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:58:47,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:58:47,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:47,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:47,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:58:47,739 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:58:47,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 22:58:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:54,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:58:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:55,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:58:55,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:58:57,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 22:58:57,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:57,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:58:57,733 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:58:57,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:58:57,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:57,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:57,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:58:57,739 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:58:57,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 22:59:04,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:04,085 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:59:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:05,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:59:05,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:06,784 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:59:06,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 22:59:07,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:07,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:59:07,464 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:59:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:59:07,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:07,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:59:07,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:59:07,468 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:59:07,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 22:59:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:13,998 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:59:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:15,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:59:15,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:16,767 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:59:16,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 22:59:17,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:17,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:59:17,441 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:59:17,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:59:17,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:17,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:59:17,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:59:17,444 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:59:17,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 22:59:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:24,071 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:59:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:25,171 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:59:25,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:26,759 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:59:26,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 22:59:27,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:27,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:59:27,448 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:59:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:59:27,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:27,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:59:27,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:59:27,451 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:59:27,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 22:59:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:34,196 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:59:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:35,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:59:35,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:36,868 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:59:36,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 22:59:37,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:37,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:59:37,553 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:59:37,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:59:37,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:37,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:59:37,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:59:37,556 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:59:37,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 22:59:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:44,519 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:59:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:45,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:59:45,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:47,245 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:59:47,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 22:59:47,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:47,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:59:47,997 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:59:47,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:59:47,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:47,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:59:47,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:59:48,000 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:59:48,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 22:59:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:55,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:59:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:56,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:59:56,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:57,877 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:59:57,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 22:59:58,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 22:59:58,595 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 22:59:58,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:59:58,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:58,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:59:58,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:59:58,598 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:59:58,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 23:00:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:05,714 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:00:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:06,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:00:06,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:00:08,443 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:00:08,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 23:00:09,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:09,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:00:09,142 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:00:09,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:00:09,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:09,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:09,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:00:09,145 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:00:09,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 23:00:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:16,290 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:00:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:17,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:00:17,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:00:19,032 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:00:19,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 23:00:19,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:00:19,725 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:00:19,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:00:19,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:19,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:19,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:00:19,728 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:00:19,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 23:00:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:26,750 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:00:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:27,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:00:27,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:00:29,399 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:00:29,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-13 23:00:30,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:00:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:00:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:00:30,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:30,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:30,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:00:30,156 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:00:30,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 23:00:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:37,917 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:00:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:39,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:00:39,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:00:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:00:40,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 23:00:41,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:41,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:00:41,592 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:00:41,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:00:41,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:41,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:41,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:00:41,597 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:00:41,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 23:00:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:49,518 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:00:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:50,699 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:00:50,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:00:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:00:52,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 23:00:53,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:53,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:00:53,199 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:00:53,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:00:53,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:53,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:53,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:00:53,202 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:00:53,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 23:01:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:01,098 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:01:02,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:02,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:01:02,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:01:03,962 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:01:04,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 23:01:04,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:04,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:01:04,698 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:01:04,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:01:04,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:04,700 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:01:04,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:01:04,703 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:01:04,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 23:01:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:12,903 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:01:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:14,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:01:14,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:01:15,793 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:01:15,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 23:01:16,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:16,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:01:16,719 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:01:16,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:01:16,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:16,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:01:16,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:01:16,724 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:01:16,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 23:01:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:25,024 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:01:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:26,273 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:01:26,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:01:27,888 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:01:27,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 23:01:28,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:28,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:01:28,640 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:01:28,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:01:28,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:28,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:01:28,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:01:28,643 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:01:28,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 23:01:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:36,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:01:38,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:38,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:01:38,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:01:39,735 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:01:39,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 23:01:40,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:01:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:01:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:01:40,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:40,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:01:40,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:01:40,447 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:01:40,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 23:01:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:48,974 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:01:50,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:50,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:01:50,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:01:51,933 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:01:51,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-13 23:01:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:01:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:01:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:01:52,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:52,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:01:52,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:01:52,667 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:01:52,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 23:02:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:00,960 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:02:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:02,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:02:02,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:02:03,886 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:02:03,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2024-11-13 23:02:04,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:04,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:02:04,613 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:02:04,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:02:04,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:04,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:02:04,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:02:04,616 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:02:04,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 23:02:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:13,543 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:02:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:14,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:02:14,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:02:16,480 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:02:16,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 23:02:17,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:17,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:02:17,209 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:02:17,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:02:17,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:17,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:02:17,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:02:17,215 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:02:17,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 23:02:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:26,740 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:02:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:27,967 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:02:27,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:02:29,744 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:02:29,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-13 23:02:30,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:30,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:02:30,484 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:02:30,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:02:30,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:30,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:02:30,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:02:30,487 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:02:30,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 23:02:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:39,300 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:02:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:40,713 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:02:40,715 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:02:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:02:42,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-13 23:02:43,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:43,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:02:43,141 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:02:43,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:02:43,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:43,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:02:43,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:02:43,144 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:02:43,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 23:02:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:51,864 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:02:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:53,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:02:53,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:02:54,681 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:02:54,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-13 23:02:55,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:02:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:02:55,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:02:55,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:55,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:02:55,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:02:55,390 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:02:55,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 23:03:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:04,083 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:03:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:05,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:03:05,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:03:06,934 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:03:06,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-13 23:03:07,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:07,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:03:07,653 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:03:07,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:03:07,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:07,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:07,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:03:07,657 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:03:07,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 23:03:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:16,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:03:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:18,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:03:18,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:03:20,267 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:03:20,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-13 23:03:20,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:03:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:03:21,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:03:21,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:21,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:21,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:03:21,003 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:03:21,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 23:03:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:29,961 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:03:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:31,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:03:31,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:03:32,533 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:03:32,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-13 23:03:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:33,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:03:33,170 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:03:33,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:03:33,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:33,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:33,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:03:33,176 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:03:33,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 23:03:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:41,733 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:03:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:42,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:03:42,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:03:44,317 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:03:44,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-11-13 23:03:44,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:44,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:03:44,955 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:03:44,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:03:44,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:44,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:44,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:03:44,958 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:03:44,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 23:03:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:53,504 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:03:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:54,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:03:54,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:03:56,031 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:03:56,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Forceful destruction successful, exit code 0 [2024-11-13 23:03:56,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:56,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:03:56,665 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:03:56,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:03:56,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:56,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:56,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:03:56,670 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:03:56,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 23:04:05,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:05,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:06,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:04:06,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:07,714 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:04:07,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-11-13 23:04:08,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:08,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:04:08,341 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:04:08,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:04:08,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:08,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:08,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:08,344 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:08,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 23:04:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:17,098 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:18,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:04:18,155 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:19,609 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:04:19,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-13 23:04:20,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:04:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:04:20,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:04:20,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:20,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:20,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:20,268 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:20,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 23:04:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:29,034 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:30,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:04:30,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:04:31,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-13 23:04:32,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:32,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:04:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:04:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:04:32,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:32,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:32,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:32,271 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:32,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 23:04:41,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:41,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:42,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:04:42,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:43,984 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:04:44,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-13 23:04:44,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:04:44,666 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:04:44,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:04:44,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:44,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:44,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:44,670 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:44,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 23:04:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:53,735 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:54,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:04:54,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:04:56,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-13 23:04:56,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:57,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:04:57,000 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:04:57,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:04:57,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:57,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:57,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:57,004 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:57,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 23:05:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:06,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:05:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:07,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:05:07,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:05:08,619 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:05:08,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-13 23:05:09,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:09,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:05:09,245 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:05:09,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:05:09,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:09,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:05:09,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:05:09,251 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:05:09,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 23:05:18,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:18,469 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:05:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:19,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:05:19,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:05:21,133 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:05:21,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-11-13 23:05:21,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:21,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:05:21,780 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:05:21,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:05:21,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:21,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:05:21,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:05:21,783 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:05:21,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 23:05:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:31,265 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:05:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:32,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:05:32,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:05:33,708 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:05:33,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2024-11-13 23:05:34,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:34,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:05:34,370 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:05:34,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:05:34,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:34,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:05:34,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:05:34,373 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:05:34,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-13 23:05:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:43,794 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:05:44,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:44,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:05:44,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:05:46,358 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:05:46,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Forceful destruction successful, exit code 0 [2024-11-13 23:05:47,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:47,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:05:47,030 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:05:47,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:05:47,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:47,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:05:47,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:05:47,034 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:05:47,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-13 23:05:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:56,584 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:05:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:57,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:05:57,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:05:59,167 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:05:59,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-11-13 23:05:59,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:59,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:05:59,942 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:05:59,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:05:59,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:59,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:05:59,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:05:59,945 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:05:59,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-13 23:06:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:09,535 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:06:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:10,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:06:10,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:06:12,217 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:06:12,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-11-13 23:06:12,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:06:12,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:06:12,909 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:06:12,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:06:12,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:06:12,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:06:12,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:06:12,912 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:06:12,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-13 23:06:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:22,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:06:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:23,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:06:23,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:06:25,013 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:06:25,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-11-13 23:06:25,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:06:25,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:06:25,663 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:06:25,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:06:25,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:06:25,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:06:25,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:06:25,666 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:06:25,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-13 23:06:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:35,445 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:06:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:36,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:06:36,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:06:38,056 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 23:06:38,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Forceful destruction successful, exit code 0 [2024-11-13 23:06:38,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:06:38,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 215 states and 521 transitions. [2024-11-13 23:06:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 521 transitions. [2024-11-13 23:06:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:06:38,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:06:38,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:06:38,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:06:38,743 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:06:38,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_621cdf4e-202e-4605-afac-71710920db7a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-13 23:06:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:48,710 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported