./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_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_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/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_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/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_95f25e38-6172-466a-a141-baad93524aaf/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 20ed14dd846e731ec7f77431ab2c9720ade2e0db354ffc63667c8249a1e6bb3f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:59:41,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:59:41,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:59:41,625 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:59:41,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:59:41,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:59:41,644 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:59:41,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:59:41,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:59:41,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:59:41,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:59:41,645 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:59:41,645 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:59:41,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:59:41,646 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:59:41,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:59:41,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:59:41,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:59:41,646 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:59:41,646 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:59:41,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:59:41,646 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:59:41,646 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:59:41,646 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:59:41,647 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:59:41,647 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:59:41,647 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:59:41,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:59:41,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:59:41,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:59:41,647 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:59:41,647 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:59:41,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:59:41,648 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_95f25e38-6172-466a-a141-baad93524aaf/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 -> 20ed14dd846e731ec7f77431ab2c9720ade2e0db354ffc63667c8249a1e6bb3f [2024-12-05 22:59:41,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:59:41,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:59:41,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:59:41,877 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:59:41,878 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:59:41,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i [2024-12-05 22:59:44,494 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/data/c011a30bc/8932cfd5b4fb4ffdae7cd7bb3c21fc8a/FLAG3404db4a0 [2024-12-05 22:59:44,818 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:59:44,818 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i [2024-12-05 22:59:44,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/data/c011a30bc/8932cfd5b4fb4ffdae7cd7bb3c21fc8a/FLAG3404db4a0 [2024-12-05 22:59:45,071 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/data/c011a30bc/8932cfd5b4fb4ffdae7cd7bb3c21fc8a [2024-12-05 22:59:45,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:59:45,074 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:59:45,075 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:59:45,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:59:45,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:59:45,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:59:45" (1/1) ... [2024-12-05 22:59:45,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c24a9d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:45, skipping insertion in model container [2024-12-05 22:59:45,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:59:45" (1/1) ... [2024-12-05 22:59:45,128 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:59:45,878 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:59:45,883 INFO L158 Benchmark]: Toolchain (without parser) took 808.53ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 92.7MB in the end (delta: 19.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:59:45,884 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:59:45,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 806.55ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 92.7MB in the end (delta: 19.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:59:45,885 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 806.55ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 92.7MB in the end (delta: 19.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/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_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/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_95f25e38-6172-466a-a141-baad93524aaf/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 20ed14dd846e731ec7f77431ab2c9720ade2e0db354ffc63667c8249a1e6bb3f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:59:47,620 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:59:47,698 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:59:47,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:59:47,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:59:47,724 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:59:47,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:59:47,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:59:47,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:59:47,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:59:47,725 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:59:47,725 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:59:47,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:59:47,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:59:47,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:59:47,726 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:59:47,726 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:47,727 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:59:47,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:59:47,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:59:47,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:59:47,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:59:47,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:59:47,727 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:59:47,727 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:47,727 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:59:47,727 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_95f25e38-6172-466a-a141-baad93524aaf/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 -> 20ed14dd846e731ec7f77431ab2c9720ade2e0db354ffc63667c8249a1e6bb3f [2024-12-05 22:59:47,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:59:47,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:59:47,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:59:47,979 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:59:47,983 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:59:47,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i [2024-12-05 22:59:50,621 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/data/ae5bad856/807bc528f922472b8ed0eda2a20bf6c8/FLAGbff7e5ad2 [2024-12-05 22:59:50,923 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:59:50,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i [2024-12-05 22:59:50,950 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/data/ae5bad856/807bc528f922472b8ed0eda2a20bf6c8/FLAGbff7e5ad2 [2024-12-05 22:59:50,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/data/ae5bad856/807bc528f922472b8ed0eda2a20bf6c8 [2024-12-05 22:59:50,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:59:50,970 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:59:50,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:59:50,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:59:50,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:59:50,977 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:59:50" (1/1) ... [2024-12-05 22:59:50,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e3bc14c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:50, skipping insertion in model container [2024-12-05 22:59:50,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:59:50" (1/1) ... [2024-12-05 22:59:51,041 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:59:51,941 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_95f25e38-6172-466a-a141-baad93524aaf/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i[71475,71488] [2024-12-05 22:59:52,217 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 22:59:52,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:59:52,234 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:59:52,280 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_95f25e38-6172-466a-a141-baad93524aaf/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i[71475,71488] [2024-12-05 22:59:52,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:59:52,605 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:59:52,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52 WrapperNode [2024-12-05 22:59:52,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:59:52,607 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:59:52,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:59:52,607 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:59:52,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,661 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,740 INFO L138 Inliner]: procedures = 779, calls = 975, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1547 [2024-12-05 22:59:52,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:59:52,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:59:52,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:59:52,741 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:59:52,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,813 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,816 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,826 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,834 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,852 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:59:52,853 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:59:52,853 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:59:52,853 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:59:52,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:52" (1/1) ... [2024-12-05 22:59:52,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:59:52,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:59:52,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:59:52,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:59:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 22:59:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-05 22:59:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:59:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:59:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:59:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-05 22:59:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-05 22:59:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 22:59:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 22:59:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-05 22:59:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-05 22:59:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 22:59:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 22:59:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:59:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:59:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 22:59:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-05 22:59:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 22:59:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-05 22:59:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-05 22:59:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 22:59:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 22:59:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-05 22:59:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-05 22:59:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-05 22:59:53,154 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:59:53,156 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:00:40,031 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-12-05 23:00:40,031 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:00:42,338 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:00:42,338 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-05 23:00:42,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:00:42 BoogieIcfgContainer [2024-12-05 23:00:42,339 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:00:42,339 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:00:42,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:00:42,351 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:00:42,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:00:42" (1/1) ... [2024-12-05 23:00:42,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:00:42,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:42,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2024-12-05 23:00:42,418 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2024-12-05 23:00:42,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-05 23:00:42,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:42,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:42,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:42,427 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:42,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:00:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:58,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:06,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 2787 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:01:06,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:07,614 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 23:01:07,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:01:17,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:01:20,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:01:22,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:01:26,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:01:26,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:26,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2024-12-05 23:01:26,362 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2024-12-05 23:01:26,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-05 23:01:26,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:26,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:26,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:26,367 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:26,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:01:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:42,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:51,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 2791 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:01:51,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:52,604 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-12-05 23:01:52,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:01:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:54,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2024-12-05 23:01:54,185 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2024-12-05 23:01:54,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-05 23:01:54,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:54,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:54,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:54,191 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:54,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:02:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:10,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:02:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:19,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 2805 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:02:19,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:02:19,840 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-12-05 23:02:19,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:02:21,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:02:21,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:02:21,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2024-12-05 23:02:21,342 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-12-05 23:02:21,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-05 23:02:21,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:02:21,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:02:21,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:02:21,349 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:02:21,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 23:02:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:38,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:02:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:48,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 2800 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:02:48,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:02:48,956 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-12-05 23:02:49,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 23:02:51,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:02:52,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:02:54,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:02:54,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2024-12-05 23:02:54,512 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2024-12-05 23:02:54,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-05 23:02:54,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:02:54,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:02:54,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:02:54,516 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:02:54,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 23:03:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:12,307 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:03:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:22,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 2804 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:03:22,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:23,126 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-12-05 23:03:23,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 23:03:25,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:25,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 144 states and 295 transitions. [2024-12-05 23:03:25,770 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 295 transitions. [2024-12-05 23:03:25,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-05 23:03:25,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:25,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:03:25,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:03:25,775 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:03:25,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 23:03:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:42,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:03:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:50,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 2840 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:03:50,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:50,994 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-12-05 23:03:51,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 23:03:55,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:03:57,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:03:58,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:03:58,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:58,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2024-12-05 23:03:58,989 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2024-12-05 23:03:58,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-05 23:03:58,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:58,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:03:58,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:03:58,994 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:03:58,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 23:04:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:04:14,534 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:04:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:04:23,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 2842 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:04:23,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:04:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-12-05 23:04:24,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 23:04:26,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:04:28,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:04:32,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:04:32,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 154 states and 329 transitions. [2024-12-05 23:04:32,052 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 329 transitions. [2024-12-05 23:04:32,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-05 23:04:32,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:04:32,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:04:32,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:04:32,057 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:04:32,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 23:04:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:04:49,160 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:04:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:04:58,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 2812 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:04:58,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:04:59,757 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-12-05 23:04:59,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 23:05:01,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:05:04,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:05:04,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2024-12-05 23:05:04,860 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2024-12-05 23:05:04,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-05 23:05:04,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:05:04,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:05:04,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:05:04,864 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:05:04,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 23:05:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:05:22,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:05:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:05:31,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 2816 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:05:31,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:05:34,985 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-12-05 23:05:35,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 23:05:46,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:05:59,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:06:00,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:06:02,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:06:02,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2024-12-05 23:06:02,984 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2024-12-05 23:06:02,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:06:02,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:06:02,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:06:02,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:06:02,988 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:06:02,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 23:06:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:06:20,994 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:06:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:06:28,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:06:28,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:06:31,436 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 23:06:31,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 23:06:34,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:06:34,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2024-12-05 23:06:34,221 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2024-12-05 23:06:34,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:06:34,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:06:34,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:06:34,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:06:34,226 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:06:34,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 23:06:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:06:51,383 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:07:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:07:00,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:07:00,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:07:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 23:07:02,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 23:07:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:07:02,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2024-12-05 23:07:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2024-12-05 23:07:02,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-05 23:07:02,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:07:02,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:07:02,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:07:02,883 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:07:02,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 23:07:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:07:19,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:07:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:07:27,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 2799 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:07:27,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:07:29,140 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 23:07:29,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 23:07:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:07:34,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-12-05 23:07:34,232 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-12-05 23:07:34,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-05 23:07:34,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:07:34,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:07:34,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:07:34,236 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:07:34,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 23:07:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:07:50,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:07:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:07:57,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 2811 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:07:57,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:07:59,896 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 23:07:59,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 23:08:07,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:08:09,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:08:12,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:08:12,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 206 states and 496 transitions. [2024-12-05 23:08:12,698 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 496 transitions. [2024-12-05 23:08:12,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:08:12,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:08:12,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:08:12,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:08:12,703 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:08:12,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 23:08:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:08:30,178 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:08:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:08:38,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:08:38,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:08:40,414 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 23:08:40,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 23:08:44,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:08:44,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 206 states and 496 transitions. [2024-12-05 23:08:44,015 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 496 transitions. [2024-12-05 23:08:44,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-05 23:08:44,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:08:44,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:08:44,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:08:44,018 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:08:44,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 23:09:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:09:04,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:09:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:09:13,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 2812 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:09:13,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:09:16,669 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-12-05 23:09:16,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 23:09:25,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:09:25,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 213 states and 519 transitions. [2024-12-05 23:09:25,267 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 519 transitions. [2024-12-05 23:09:25,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-05 23:09:25,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:09:25,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:09:25,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:09:25,271 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:09:25,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 23:09:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:09:44,309 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:09:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:09:51,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 2814 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:09:51,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:09:54,985 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-12-05 23:09:55,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 23:09:59,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:10:05,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:10:05,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2024-12-05 23:10:05,048 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2024-12-05 23:10:05,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:10:05,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:10:05,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:10:05,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:10:05,052 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:10:05,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 23:10:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:10:22,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:10:29,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:10:29,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:10:29,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:10:31,459 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 23:10:31,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 23:10:32,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:10:32,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2024-12-05 23:10:32,308 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2024-12-05 23:10:32,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:10:32,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:10:32,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:10:32,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:10:32,311 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:10:32,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 23:10:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:10:50,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:10:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:10:58,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:10:58,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:11:00,036 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 23:11:00,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 23:11:00,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:11:00,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2024-12-05 23:11:00,914 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2024-12-05 23:11:00,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:11:00,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:11:00,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:11:00,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:11:00,917 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:11:00,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 23:11:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:19,031 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:11:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:27,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:11:27,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:11:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 23:11:29,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 23:11:29,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:11:29,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2024-12-05 23:11:29,923 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2024-12-05 23:11:29,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:11:29,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:11:29,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:11:29,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:11:29,926 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:11:29,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 23:11:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:48,454 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:11:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:56,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:11:56,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:11:57,836 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 23:11:57,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 23:11:58,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:11:58,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2024-12-05 23:11:58,725 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2024-12-05 23:11:58,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:11:58,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:11:58,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:11:58,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:11:58,728 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:11:58,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 23:12:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:12:16,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:12:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:12:24,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:12:24,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:12:26,321 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 23:12:26,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 23:12:27,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:12:27,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2024-12-05 23:12:27,187 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2024-12-05 23:12:27,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:12:27,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:12:27,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:12:27,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:12:27,190 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:12:27,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 23:12:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:12:45,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:12:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:12:53,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:12:53,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:12:55,375 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 23:12:55,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 23:12:56,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:12:56,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2024-12-05 23:12:56,213 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2024-12-05 23:12:56,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:12:56,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:12:56,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:12:56,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:12:56,217 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:12:56,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 23:13:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:13:14,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:13:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:13:21,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:13:21,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:13:23,545 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 23:13:23,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 23:13:24,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:13:24,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2024-12-05 23:13:24,397 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2024-12-05 23:13:24,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:13:24,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:13:24,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:13:24,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:13:24,400 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:13:24,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 23:13:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:13:43,878 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:13:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:13:50,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:13:50,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:13:52,697 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 23:13:52,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 23:13:53,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:13:53,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2024-12-05 23:13:53,551 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2024-12-05 23:13:53,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:13:53,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:13:53,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:13:53,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:13:53,554 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:13:53,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 23:14:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:12,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:14:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:19,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:14:19,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:21,146 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 23:14:21,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 23:14:22,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:22,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2024-12-05 23:14:22,025 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2024-12-05 23:14:22,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 23:14:22,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:22,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:22,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:14:22,028 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:14:22,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95f25e38-6172-466a-a141-baad93524aaf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process