./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf4cf7048927b9d4b57c94a7020b5b256c9c5df8e0bc64b8664ff84a8f16bc96 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:40:40,795 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:40:40,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:40:40,874 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:40:40,875 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:40:40,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:40:40,900 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:40:40,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:40:40,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:40:40,901 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:40:40,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:40:40,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:40:40,901 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:40:40,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:40:40,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:40:40,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:40:40,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:40:40,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:40:40,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:40:40,902 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:40:40,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:40:40,902 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:40:40,902 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:40:40,902 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:40:40,902 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:40:40,902 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:40:40,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:40:40,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:40:40,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:40:40,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:40:40,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:40:40,903 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:40:40,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:40:40,903 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_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf4cf7048927b9d4b57c94a7020b5b256c9c5df8e0bc64b8664ff84a8f16bc96 [2024-12-05 21:40:41,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:40:41,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:40:41,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:40:41,220 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:40:41,221 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:40:41,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i [2024-12-05 21:40:44,670 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/data/dd2546277/c831767ec8f744a697247c3607288293/FLAGa10e3a622 [2024-12-05 21:40:45,068 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:40:45,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i [2024-12-05 21:40:45,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/data/dd2546277/c831767ec8f744a697247c3607288293/FLAGa10e3a622 [2024-12-05 21:40:45,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/data/dd2546277/c831767ec8f744a697247c3607288293 [2024-12-05 21:40:45,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:40:45,125 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:40:45,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:40:45,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:40:45,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:40:45,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:40:45" (1/1) ... [2024-12-05 21:40:45,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789b210d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:45, skipping insertion in model container [2024-12-05 21:40:45,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:40:45" (1/1) ... [2024-12-05 21:40:45,193 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:40:46,436 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:40:46,444 INFO L158 Benchmark]: Toolchain (without parser) took 1318.18ms. Allocated memory is still 117.4MB. Free memory was 87.7MB in the beginning and 67.3MB in the end (delta: 20.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:40:46,445 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:40:46,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1315.07ms. Allocated memory is still 117.4MB. Free memory was 87.4MB in the beginning and 67.3MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:40:46,447 INFO L338 ainManager$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 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1315.07ms. Allocated memory is still 117.4MB. Free memory was 87.4MB in the beginning and 67.3MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf4cf7048927b9d4b57c94a7020b5b256c9c5df8e0bc64b8664ff84a8f16bc96 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:40:48,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:40:48,845 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:40:48,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:40:48,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:40:48,880 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:40:48,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:40:48,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:40:48,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:40:48,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:40:48,881 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:40:48,882 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:40:48,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:40:48,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:40:48,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:40:48,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:40:48,882 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:40:48,882 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:40:48,882 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:40:48,883 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:40:48,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:40:48,883 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:40:48,883 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:40:48,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:40:48,883 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:40:48,883 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:40:48,883 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,883 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:40:48,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:40:48,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:40:48,884 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:40:48,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:40:48,884 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:40:48,884 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:40:48,884 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:40:48,884 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:40:48,885 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_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf4cf7048927b9d4b57c94a7020b5b256c9c5df8e0bc64b8664ff84a8f16bc96 [2024-12-05 21:40:49,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:40:49,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:40:49,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:40:49,221 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:40:49,221 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:40:49,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i [2024-12-05 21:40:52,677 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/data/24465e725/91a52232e3614a588637aaafb57dad07/FLAG533c73e3f [2024-12-05 21:40:53,071 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:40:53,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i [2024-12-05 21:40:53,099 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/data/24465e725/91a52232e3614a588637aaafb57dad07/FLAG533c73e3f [2024-12-05 21:40:53,116 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/data/24465e725/91a52232e3614a588637aaafb57dad07 [2024-12-05 21:40:53,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:40:53,121 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:40:53,122 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:40:53,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:40:53,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:40:53,128 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:40:53" (1/1) ... [2024-12-05 21:40:53,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4579666b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:53, skipping insertion in model container [2024-12-05 21:40:53,129 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:40:53" (1/1) ... [2024-12-05 21:40:53,177 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:40:54,366 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_02cded0d-7b6a-4e6a-a553-37d24d710d81/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i[71475,71488] [2024-12-05 21:40:54,714 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 21:40:54,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:40:54,733 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:40:54,786 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_02cded0d-7b6a-4e6a-a553-37d24d710d81/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i[71475,71488] [2024-12-05 21:40:54,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:40:55,148 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:40:55,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55 WrapperNode [2024-12-05 21:40:55,149 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:40:55,150 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:40:55,150 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:40:55,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:40:55,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,222 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,324 INFO L138 Inliner]: procedures = 779, calls = 975, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1547 [2024-12-05 21:40:55,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:40:55,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:40:55,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:40:55,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:40:55,335 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,415 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,418 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,429 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,437 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,445 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:40:55,460 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:40:55,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:40:55,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:40:55,462 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:40:55" (1/1) ... [2024-12-05 21:40:55,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:40:55,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:40:55,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:40:55,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:40:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 21:40:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-05 21:40:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:40:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:40:55,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:40:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-05 21:40:55,538 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-05 21:40:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 21:40:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 21:40:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-05 21:40:55,538 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-05 21:40:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 21:40:55,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 21:40:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:40:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:40:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 21:40:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-05 21:40:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 21:40:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-05 21:40:55,539 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-05 21:40:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 21:40:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 21:40:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-05 21:40:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-05 21:40:55,539 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-05 21:40:55,826 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:40:55,828 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:41:41,789 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-12-05 21:41:41,789 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:41:44,050 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:41:44,050 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-05 21:41:44,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:44 BoogieIcfgContainer [2024-12-05 21:41:44,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:41:44,051 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:41:44,051 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:41:44,060 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:41:44,061 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:44" (1/1) ... [2024-12-05 21:41:44,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:41:44,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:44,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2024-12-05 21:41:44,119 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2024-12-05 21:41:44,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-05 21:41:44,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:44,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:44,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:44,128 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:44,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:41:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:58,311 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:05,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 2787 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:42:05,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:06,258 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-12-05 21:42:06,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:42:16,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:42:19,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:42:20,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:42:24,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:42:24,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:24,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2024-12-05 21:42:24,444 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2024-12-05 21:42:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-05 21:42:24,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:24,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:24,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:24,450 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:24,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:42:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:39,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:48,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 2789 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:42:48,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:42:48,750 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-05 21:42:48,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:42:50,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:50,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2024-12-05 21:42:50,135 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2024-12-05 21:42:50,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-05 21:42:50,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:50,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:50,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:50,141 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:50,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:43:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:04,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:11,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 2796 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:43:11,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:12,184 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-12-05 21:43:12,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:43:13,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:43:13,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2024-12-05 21:43:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-12-05 21:43:13,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 21:43:13,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:13,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:13,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:13,784 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:13,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:43:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:28,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:35,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 2793 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:43:35,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:36,196 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-05 21:43:36,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 21:43:37,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:43:39,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:43:40,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:40,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2024-12-05 21:43:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2024-12-05 21:43:40,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-05 21:43:40,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:40,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:40,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:40,696 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:40,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:43:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:55,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:02,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 2795 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:44:02,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:03,380 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-05 21:44:03,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 21:44:05,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:05,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 144 states and 295 transitions. [2024-12-05 21:44:05,451 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 295 transitions. [2024-12-05 21:44:05,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-05 21:44:05,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:05,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:05,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:05,455 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:05,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 21:44:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:20,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:27,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 2818 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:44:27,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:28,037 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-12-05 21:44:28,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 21:44:30,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:44:32,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:44:33,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:33,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2024-12-05 21:44:33,578 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2024-12-05 21:44:33,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-05 21:44:33,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:33,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:33,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:33,581 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:33,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 21:44:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:47,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:44:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:55,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 2809 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:44:55,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:56,261 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-05 21:44:56,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 21:44:59,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:45:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 154 states and 329 transitions. [2024-12-05 21:45:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 329 transitions. [2024-12-05 21:45:02,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-05 21:45:02,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:02,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:02,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:02,627 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:02,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 21:45:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:17,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:25,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 2810 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:45:25,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:26,412 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-12-05 21:45:26,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 21:45:30,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:30,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2024-12-05 21:45:30,020 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2024-12-05 21:45:30,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-05 21:45:30,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:30,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:30,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:30,024 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:30,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 21:45:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:44,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:52,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 2799 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:45:52,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:53,811 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-12-05 21:45:53,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 21:45:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 168 states and 378 transitions. [2024-12-05 21:45:56,323 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 378 transitions. [2024-12-05 21:45:56,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-05 21:45:56,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:56,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:56,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:56,326 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:56,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 21:46:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:12,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:19,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 2811 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:46:19,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:21,737 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-05 21:46:21,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 21:46:33,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:46:47,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:46:49,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:46:50,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:50,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:46:50,200 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:46:50,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:46:50,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:50,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:50,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:50,204 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:50,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 21:47:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:04,963 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:12,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:47:12,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:14,750 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:47:14,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 21:47:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:47:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:47:18,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:47:18,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:18,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:18,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:18,613 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:18,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 21:47:33,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:33,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:40,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:47:40,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:42,544 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:47:42,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 21:47:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:47:43,276 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:47:43,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:47:43,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:43,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:43,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:43,280 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:43,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 21:47:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:58,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:05,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:48:05,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:48:07,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 21:48:08,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:08,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:48:08,018 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:48:08,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:48:08,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:08,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:08,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:08,021 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:08,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 21:48:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:24,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:31,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:48:31,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:33,550 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:48:33,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 21:48:34,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:34,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:48:34,292 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:48:34,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:48:34,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:34,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:34,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:34,296 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:34,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 21:48:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:50,851 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:57,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:48:57,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:48:59,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 21:49:00,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:00,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:49:00,344 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:49:00,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:49:00,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:00,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:00,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:00,347 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:00,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 21:49:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:16,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:24,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:49:24,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:25,780 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:49:25,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 21:49:26,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:26,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:49:26,514 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:49:26,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:49:26,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:26,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:26,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:26,517 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:26,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 21:49:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:43,905 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:50,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:49:50,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:52,244 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:49:52,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 21:49:52,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:52,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:49:52,992 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:49:52,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:49:52,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:52,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:52,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:52,996 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:53,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 21:50:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:10,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:18,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:50:18,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:19,764 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:50:19,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 21:50:20,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:20,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:50:20,517 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:50:20,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:50:20,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:20,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:20,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:20,521 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:20,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 21:50:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:37,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:50:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:45,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:50:45,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:47,638 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:50:47,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 21:50:48,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:48,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:50:48,394 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:50:48,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:50:48,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:48,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:48,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:48,396 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:48,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 21:51:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:06,092 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:13,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:51:13,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:51:15,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 21:51:15,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:15,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:51:15,945 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:51:15,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:51:15,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:15,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:15,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:15,948 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:15,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 21:51:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:32,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:39,992 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:51:39,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:41,727 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:51:41,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 21:51:42,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:42,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:51:42,498 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:51:42,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:51:42,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:42,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:42,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:42,500 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:42,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 21:51:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:59,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:08,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:52:08,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:09,735 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:52:09,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 21:52:10,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:10,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:52:10,512 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:52:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:52:10,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:10,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:10,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:10,515 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:10,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 21:52:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:28,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:35,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:52:35,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:37,476 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:52:37,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 21:52:38,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:38,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:52:38,244 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:52:38,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:52:38,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:38,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:52:38,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:52:38,246 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:52:38,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 21:52:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:56,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:03,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:53:03,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:05,495 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:53:05,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 21:53:06,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:06,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:53:06,266 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:53:06,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:53:06,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:06,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:06,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:06,269 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:06,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 21:53:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:24,886 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:31,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:53:31,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:33,460 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:53:33,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 21:53:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:34,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:53:34,256 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:53:34,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:53:34,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:34,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:34,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:34,260 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:34,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 21:53:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:53,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:00,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:54:00,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:02,598 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:54:02,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 21:54:03,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:54:03,381 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:54:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:54:03,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:03,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:03,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:03,383 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:03,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 21:54:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:22,130 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:28,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:54:28,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:30,742 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:54:30,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 21:54:31,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:54:31,543 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:54:31,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:54:31,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:31,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:31,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:31,546 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:31,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 21:54:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:50,394 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:57,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:54:57,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:54:58,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 21:54:59,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:59,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 454 transitions. [2024-12-05 21:54:59,577 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2024-12-05 21:54:59,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:54:59,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:59,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:54:59,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:54:59,580 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:54:59,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cded0d-7b6a-4e6a-a553-37d24d710d81/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process