./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softmax_4_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_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_4_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3 --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 40e574a11ca12b49ca5e943c34828a2bb84417bee7d51d8768967fd824c71eac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:23:26,622 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:23:26,692 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:23:26,697 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:23:26,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:23:26,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:23:26,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:23:26,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:23:26,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:23:26,727 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:23:26,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:23:26,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:23:26,727 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:23:26,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:23:26,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:23:26,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:23:26,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:23:26,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:23:26,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:23:26,730 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:23:26,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:23:26,730 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:23:26,730 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:23:26,731 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:23:26,731 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:23:26,731 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:23:26,731 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:23:26,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:23:26,731 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:23:26,731 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:23:26,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:23:26,732 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:23:26,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:23:26,732 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_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3 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 -> 40e574a11ca12b49ca5e943c34828a2bb84417bee7d51d8768967fd824c71eac [2024-11-25 03:23:27,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:23:27,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:23:27,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:23:27,041 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:23:27,041 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:23:27,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/softmax_4_safe.c-amalgamation.i [2024-11-25 03:23:29,955 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/data/14367e4a9/6fdd079accdf4a4996db8fa60ae46694/FLAG2e8cb0c5c [2024-11-25 03:23:30,375 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:23:30,375 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/sv-benchmarks/c/neural-networks/softmax_4_safe.c-amalgamation.i [2024-11-25 03:23:30,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/data/14367e4a9/6fdd079accdf4a4996db8fa60ae46694/FLAG2e8cb0c5c [2024-11-25 03:23:30,427 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/data/14367e4a9/6fdd079accdf4a4996db8fa60ae46694 [2024-11-25 03:23:30,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:23:30,432 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:23:30,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:23:30,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:23:30,439 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:23:30,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:23:30" (1/1) ... [2024-11-25 03:23:30,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277edfd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:30, skipping insertion in model container [2024-11-25 03:23:30,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:23:30" (1/1) ... [2024-11-25 03:23:30,497 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:23:31,250 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: isnan 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.lambda$150(StandardFunctionHandler.java:621) 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:2556) 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:782) 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:2556) 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:2556) 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:1752) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) 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) [2024-11-25 03:23:31,258 INFO L158 Benchmark]: Toolchain (without parser) took 824.85ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 75.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:23:31,261 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:23:31,262 INFO L158 Benchmark]: CACSL2BoogieTranslator took 821.70ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 75.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:23:31,263 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 821.70ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 75.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: 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_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_4_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3 --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 40e574a11ca12b49ca5e943c34828a2bb84417bee7d51d8768967fd824c71eac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:23:33,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:23:33,975 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:23:34,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:23:34,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:23:34,021 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:23:34,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:23:34,022 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:23:34,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:23:34,022 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:23:34,023 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:23:34,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:23:34,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:23:34,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:23:34,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:23:34,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:23:34,024 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:23:34,024 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:23:34,025 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:23:34,025 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:23:34,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:23:34,025 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:23:34,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:23:34,026 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:23:34,026 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:23:34,026 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:23:34,026 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:34,026 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:23:34,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:23:34,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:23:34,027 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:23:34,027 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:23:34,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:23:34,028 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:23:34,028 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:34,028 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:23:34,028 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_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3 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 -> 40e574a11ca12b49ca5e943c34828a2bb84417bee7d51d8768967fd824c71eac [2024-11-25 03:23:34,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:23:34,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:23:34,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:23:34,355 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:23:34,356 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:23:34,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/softmax_4_safe.c-amalgamation.i [2024-11-25 03:23:37,331 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/data/6a49feef3/3aefaab34d9f44d7afff1d075f4f9de5/FLAG31436f789 [2024-11-25 03:23:37,665 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:23:37,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/sv-benchmarks/c/neural-networks/softmax_4_safe.c-amalgamation.i [2024-11-25 03:23:37,695 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/data/6a49feef3/3aefaab34d9f44d7afff1d075f4f9de5/FLAG31436f789 [2024-11-25 03:23:37,720 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/data/6a49feef3/3aefaab34d9f44d7afff1d075f4f9de5 [2024-11-25 03:23:37,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:23:37,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:23:37,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:23:37,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:23:37,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:23:37,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:23:37" (1/1) ... [2024-11-25 03:23:37,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6666fe70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:37, skipping insertion in model container [2024-11-25 03:23:37,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:23:37" (1/1) ... [2024-11-25 03:23:37,784 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:23:38,551 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_1edec973-126f-4479-a820-09c946601ac4/sv-benchmarks/c/neural-networks/softmax_4_safe.c-amalgamation.i[63646,63659] [2024-11-25 03:23:38,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:23:38,569 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:23:38,637 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_1edec973-126f-4479-a820-09c946601ac4/sv-benchmarks/c/neural-networks/softmax_4_safe.c-amalgamation.i[63646,63659] [2024-11-25 03:23:38,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:23:38,808 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:23:38,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38 WrapperNode [2024-11-25 03:23:38,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:23:38,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:23:38,809 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:23:38,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:23:38,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,882 INFO L138 Inliner]: procedures = 562, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 118 [2024-11-25 03:23:38,882 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:23:38,883 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:23:38,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:23:38,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:23:38,890 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,903 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,904 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,912 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,916 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,920 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:23:38,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:23:38,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:23:38,927 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:23:38,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:38" (1/1) ... [2024-11-25 03:23:38,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:23:38,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:23:38,969 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:23:38,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:23:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-25 03:23:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:23:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:23:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:23:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:23:39,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:23:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-25 03:23:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 03:23:39,150 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:23:39,152 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:23:41,125 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-25 03:23:41,125 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:23:41,297 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:23:41,297 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-25 03:23:41,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:41 BoogieIcfgContainer [2024-11-25 03:23:41,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:23:41,298 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:23:41,299 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:23:41,308 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:23:41,309 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:41" (1/1) ... [2024-11-25 03:23:41,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:23:41,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:41,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2024-11-25 03:23:41,363 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2024-11-25 03:23:41,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 03:23:41,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:41,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:41,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:41,370 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:41,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:23:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:41,610 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:41,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 03:23:41,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:23:41,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:23:41,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:23:43,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:43,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-11-25 03:23:43,459 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-11-25 03:23:43,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:23:43,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:43,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:43,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:43,471 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:43,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:23:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:43,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:43,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 03:23:43,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:23:43,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:23:43,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:23:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:44,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-25 03:23:44,207 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-25 03:23:44,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:23:44,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:44,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:44,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:44,210 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:44,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:23:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:44,509 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:44,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 03:23:44,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:23:44,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:23:44,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 03:23:46,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:23:47,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:47,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-11-25 03:23:47,753 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-11-25 03:23:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 03:23:47,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:47,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:47,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:47,756 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:47,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 03:23:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:48,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:48,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 03:23:48,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:23:48,590 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:23:48,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 03:23:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:48,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-25 03:23:48,915 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-25 03:23:48,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:23:48,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:48,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:48,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:48,922 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:48,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 03:23:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:49,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:49,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 03:23:49,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:23:49,877 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 03:23:49,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-25 03:23:50,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:50,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-25 03:23:50,542 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-25 03:23:50,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 03:23:50,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:50,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:50,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:50,545 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:50,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 03:23:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:51,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:51,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 03:23:51,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:23:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:23:51,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 03:23:54,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:23:54,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:54,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-25 03:23:54,888 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-25 03:23:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:23:54,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:54,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:54,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:54,891 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:54,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 03:23:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:55,944 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:56,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 03:23:56,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:23:56,373 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:23:56,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 03:23:56,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:56,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2024-11-25 03:23:56,794 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2024-11-25 03:23:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:23:56,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:56,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:56,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:56,799 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:56,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 03:23:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:57,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:57,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 03:23:57,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:23:58,032 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 03:23:58,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 03:23:58,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:58,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-25 03:23:58,688 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-25 03:23:58,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 03:23:58,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:58,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:58,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:58,692 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:58,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 03:23:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:59,649 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:59,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 03:23:59,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:24:00,026 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:24:00,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 03:24:03,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:24:03,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-25 03:24:03,264 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-25 03:24:03,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 03:24:03,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:24:03,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:24:03,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:24:03,267 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:24:03,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 03:24:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:24:04,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:24:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:24:04,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 03:24:04,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:24:05,012 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:24:05,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-25 03:24:06,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:24:06,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-25 03:24:06,100 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-25 03:24:06,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 03:24:06,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:24:06,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:24:06,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:24:06,104 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:24:06,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 03:24:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:24:07,379 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:24:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:24:07,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 03:24:07,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:24:07,878 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-25 03:24:07,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-25 03:24:09,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:24:12,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:24:12,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-25 03:24:12,335 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-25 03:24:12,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:24:12,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:24:12,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:24:12,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:24:12,338 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:24:12,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1edec973-126f-4479-a820-09c946601ac4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 03:24:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:24:16,569 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:24:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat