./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f59b31728272b9ab1c7f522bf13ddc4b8239455b24ba0a8a2a146b07d69e18c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:08:28,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:08:28,489 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:08:28,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:08:28,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:08:28,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:08:28,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:08:28,529 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:08:28,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:08:28,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:08:28,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:08:28,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:08:28,531 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:08:28,531 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:08:28,531 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:08:28,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:08:28,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:08:28,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:08:28,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:08:28,531 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:08:28,531 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:08:28,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:08:28,532 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:08:28,532 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:08:28,533 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:08:28,533 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:08:28,533 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:08:28,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:08:28,534 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:08:28,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:08:28,534 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:08:28,534 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:08:28,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:08:28,534 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_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f59b31728272b9ab1c7f522bf13ddc4b8239455b24ba0a8a2a146b07d69e18c [2024-11-13 22:08:28,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:08:28,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:08:28,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:08:28,895 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:08:28,895 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:08:28,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:08:30,776 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:08:31,245 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:08:31,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i [2024-11-13 22:08:31,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/data/af8f0455f/6045189f80b643b2a1d0c334b7e14db3/FLAG22b4e2b2c [2024-11-13 22:08:31,311 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/data/af8f0455f/6045189f80b643b2a1d0c334b7e14db3 [2024-11-13 22:08:31,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:08:31,315 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:08:31,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:31,318 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:08:31,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:08:31,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:31" (1/1) ... [2024-11-13 22:08:31,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c0368c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:31, skipping insertion in model container [2024-11-13 22:08:31,328 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:31" (1/1) ... [2024-11-13 22:08:31,403 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:08:32,606 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_faa42bf2-9580-4cab-8403-8ed11400b225/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i[71397,71410] [2024-11-13 22:08:32,879 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1516) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoopBody(CHandler.java:3610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1563) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:08:32,889 INFO L158 Benchmark]: Toolchain (without parser) took 1570.08ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 86.1MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:08:32,890 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:32,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1566.39ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 86.1MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:08:32,891 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1566.39ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 86.1MB in the end (delta: 28.1MB). 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_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f59b31728272b9ab1c7f522bf13ddc4b8239455b24ba0a8a2a146b07d69e18c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:08:35,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:08:35,430 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:08:35,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:08:35,509 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:08:35,509 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:08:35,510 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:08:35,510 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:08:35,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:08:35,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:08:35,510 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:08:35,510 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:08:35,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:08:35,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:08:35,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:08:35,511 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:08:35,515 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:08:35,516 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:08:35,516 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:08:35,516 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:08:35,516 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:08:35,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:08:35,516 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:08:35,516 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:08:35,516 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:08:35,516 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:08:35,517 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:35,517 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:08:35,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:08:35,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:08:35,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:08:35,517 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:08:35,517 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:08:35,517 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:08:35,517 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:35,517 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:08:35,518 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_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f59b31728272b9ab1c7f522bf13ddc4b8239455b24ba0a8a2a146b07d69e18c [2024-11-13 22:08:35,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:08:35,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:08:35,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:08:35,870 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:08:35,870 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:08:35,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:08:37,869 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:08:38,401 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:08:38,405 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i [2024-11-13 22:08:38,447 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/data/e27811d43/1d68ea8fcf324175859538218ee9d0ba/FLAGbe60e1173 [2024-11-13 22:08:38,936 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/data/e27811d43/1d68ea8fcf324175859538218ee9d0ba [2024-11-13 22:08:38,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:08:38,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:08:38,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:38,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:08:38,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:08:38,947 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:38" (1/1) ... [2024-11-13 22:08:38,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61871ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:38, skipping insertion in model container [2024-11-13 22:08:38,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:08:38" (1/1) ... [2024-11-13 22:08:39,007 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:08:40,249 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_faa42bf2-9580-4cab-8403-8ed11400b225/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i[71397,71410] [2024-11-13 22:08:40,629 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 22:08:40,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:08:40,740 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:08:40,851 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_faa42bf2-9580-4cab-8403-8ed11400b225/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i[71397,71410] [2024-11-13 22:08:41,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:08:41,334 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:08:41,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41 WrapperNode [2024-11-13 22:08:41,335 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:08:41,336 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:08:41,337 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:08:41,337 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:08:41,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,443 INFO L138 Inliner]: procedures = 780, calls = 705, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 394 [2024-11-13 22:08:41,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:08:41,444 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:08:41,444 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:08:41,444 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:08:41,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,506 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,519 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:08:41,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:08:41,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:08:41,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:08:41,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:08:41" (1/1) ... [2024-11-13 22:08:41,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:08:41,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:08:41,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:08:41,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:08:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:08:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-13 22:08:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-13 22:08:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 22:08:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:08:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:08:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:08:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 22:08:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-13 22:08:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 22:08:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-13 22:08:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:08:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:08:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 22:08:41,909 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:08:41,912 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:08:59,805 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-13 22:08:59,805 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:09:00,124 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:09:00,125 INFO L316 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-13 22:09:00,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:09:00 BoogieIcfgContainer [2024-11-13 22:09:00,125 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:09:00,126 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:09:00,126 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:09:00,137 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:09:00,137 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:09:00" (1/1) ... [2024-11-13 22:09:00,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:09:00,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-11-13 22:09:00,214 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-11-13 22:09:00,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:09:00,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:00,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:09:00,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:09:00,222 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:09:00,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:09:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:01,308 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:09:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:01,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:09:01,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:09:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:09:02,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:09:12,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:09:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:14,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 109 transitions. [2024-11-13 22:09:14,346 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2024-11-13 22:09:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:09:14,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:14,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:09:14,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:09:14,349 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:09:14,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:09:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:18,683 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:09:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:19,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:09:19,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:09:19,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:09:21,208 INFO L349 Elim1Store]: treesize reduction 118, result has 36.6 percent of original size [2024-11-13 22:09:21,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 129 treesize of output 137 [2024-11-13 22:09:21,267 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 22:09:21,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:09:21,577 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-11-13 22:09:22,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:09:23,812 INFO L349 Elim1Store]: treesize reduction 118, result has 36.6 percent of original size [2024-11-13 22:09:23,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 129 treesize of output 137 [2024-11-13 22:09:23,869 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 22:09:24,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:09:24,130 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-11-13 22:09:24,415 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 22:09:26,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:09:26,788 INFO L224 Elim1Store]: Index analysis took 160 ms [2024-11-13 22:09:28,543 INFO L349 Elim1Store]: treesize reduction 180, result has 28.3 percent of original size [2024-11-13 22:09:28,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 134 treesize of output 140 [2024-11-13 22:09:28,589 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 22:09:28,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:10:02,977 WARN L286 SmtUtils]: Spent 32.59s on a formula simplification. DAG size of input: 164 DAG size of output: 112 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:10:04,690 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:10:04,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 328 treesize of output 244 [2024-11-13 22:10:04,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2024-11-13 22:10:05,109 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:10:05,111 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2024-11-13 22:10:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:10:06,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:10:23,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:10:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 77 states and 123 transitions. [2024-11-13 22:10:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2024-11-13 22:10:36,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:10:36,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:36,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:10:36,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:10:36,512 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:10:36,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:10:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:37,465 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:10:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:37,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:10:37,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:10:38,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:10:38,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:38,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 78 states and 124 transitions. [2024-11-13 22:10:38,331 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2024-11-13 22:10:38,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:10:38,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:38,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:10:38,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:10:38,338 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:10:38,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:10:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:39,403 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:10:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:39,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:10:39,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:43,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:10:43,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:11:03,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:11:38,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:38,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 83 states and 137 transitions. [2024-11-13 22:11:38,500 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 137 transitions. [2024-11-13 22:11:38,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:11:38,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:38,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:38,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:38,506 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:38,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:11:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:39,571 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:11:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:39,989 INFO L255 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:11:39,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:42,011 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:11:42,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:11:57,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:57,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 86 states and 145 transitions. [2024-11-13 22:11:57,386 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 145 transitions. [2024-11-13 22:11:57,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:11:57,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:57,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:57,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:57,392 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:57,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:11:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:58,432 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:11:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:58,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:11:58,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:11:58,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 22:12:05,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:05,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 88 states and 151 transitions. [2024-11-13 22:12:05,422 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 151 transitions. [2024-11-13 22:12:05,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:12:05,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:05,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:05,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:05,427 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:05,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:12:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:06,511 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:06,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:12:06,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:07,465 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:12:07,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 22:12:10,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:10,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 93 states and 159 transitions. [2024-11-13 22:12:10,857 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 159 transitions. [2024-11-13 22:12:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:12:10,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:10,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:10,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:10,863 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:10,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 22:12:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:11,990 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:12,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:12:12,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:12:12,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 22:12:15,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:15,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 141 transitions. [2024-11-13 22:12:15,936 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 141 transitions. [2024-11-13 22:12:15,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:12:15,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:15,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:15,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:15,941 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:15,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 22:12:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:17,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:17,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:12:17,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:35,322 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:12:35,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 22:12:59,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:14:35,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:35,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 118 states and 222 transitions. [2024-11-13 22:14:35,853 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 222 transitions. [2024-11-13 22:14:35,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:14:35,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:35,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:14:35,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:14:35,860 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:14:35,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 22:14:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:37,128 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:37,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:14:37,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:14:40,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 22:14:59,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:59,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 120 states and 227 transitions. [2024-11-13 22:14:59,757 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 227 transitions. [2024-11-13 22:14:59,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:14:59,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:59,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:14:59,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:14:59,762 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:14:59,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 22:15:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:01,171 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:01,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:15:01,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:04,551 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:15:04,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 22:15:35,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:35,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 124 states and 237 transitions. [2024-11-13 22:15:35,163 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 237 transitions. [2024-11-13 22:15:35,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 22:15:35,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:35,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:35,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:35,167 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:35,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 22:15:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:36,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:36,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:15:36,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:52,044 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:15:52,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 22:17:34,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:34,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 139 states and 284 transitions. [2024-11-13 22:17:34,472 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 284 transitions. [2024-11-13 22:17:34,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 22:17:34,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:34,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:34,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:34,481 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:34,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 22:17:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:35,963 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:36,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:17:36,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:39,635 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:17:39,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 22:18:08,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:08,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 141 states and 290 transitions. [2024-11-13 22:18:08,081 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 290 transitions. [2024-11-13 22:18:08,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 22:18:08,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:08,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:08,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:08,085 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:08,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 22:18:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:09,729 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:10,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:18:10,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:18:13,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 22:18:58,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:58,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 145 states and 300 transitions. [2024-11-13 22:18:58,162 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 300 transitions. [2024-11-13 22:18:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 22:18:58,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:58,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:58,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:58,167 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:58,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 22:18:59,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:59,835 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:00,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:19:00,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:21,792 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:19:21,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 22:21:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:27,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 161 states and 354 transitions. [2024-11-13 22:21:27,998 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 354 transitions. [2024-11-13 22:21:28,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 22:21:28,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:28,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:28,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:28,002 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:28,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 22:21:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:29,754 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:30,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:21:30,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:33,798 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:21:33,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 22:22:03,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 163 states and 359 transitions. [2024-11-13 22:22:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 359 transitions. [2024-11-13 22:22:03,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 22:22:03,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:03,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:03,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:03,188 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:03,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 22:22:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:04,893 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:05,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:22:05,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:08,243 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:22:08,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 22:22:51,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:51,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 167 states and 369 transitions. [2024-11-13 22:22:51,185 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 369 transitions. [2024-11-13 22:22:51,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 22:22:51,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:51,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:51,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:51,191 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:51,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:22:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:52,927 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:53,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:22:53,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:53,828 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:22:53,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa42bf2-9580-4cab-8403-8ed11400b225/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0