./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float4.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_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/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_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/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_33404895-c66d-432e-b0ad-c396c44d3511/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 d6042de655aca662c674d7f5f3de93740a7aac2c80361af1a3f55c9b3dd14e6f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:34:14,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:34:14,494 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:34:14,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:34:14,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:34:14,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:34:14,523 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:34:14,523 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:34:14,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:34:14,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:34:14,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:34:14,524 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:34:14,524 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:34:14,524 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:34:14,524 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:34:14,524 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:34:14,524 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:34:14,524 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:34:14,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:34:14,524 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:34:14,525 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:34:14,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:34:14,525 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:34:14,525 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:34:14,525 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:34:14,525 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:34:14,525 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:34:14,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:14,526 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:34:14,526 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:34:14,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:34:14,526 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:34:14,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:34:14,526 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_33404895-c66d-432e-b0ad-c396c44d3511/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 -> d6042de655aca662c674d7f5f3de93740a7aac2c80361af1a3f55c9b3dd14e6f [2024-11-13 21:34:14,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:34:14,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:34:14,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:34:14,811 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:34:14,812 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:34:14,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cbmc-regression/float4.i Unable to find full path for "g++" [2024-11-13 21:34:16,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:34:17,073 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:34:17,074 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i [2024-11-13 21:34:17,097 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/data/43d40a7da/14496baa12044029a28d9bd7cb90ce8c/FLAG9f6b6b352 [2024-11-13 21:34:17,119 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/data/43d40a7da/14496baa12044029a28d9bd7cb90ce8c [2024-11-13 21:34:17,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:34:17,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:34:17,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:17,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:34:17,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:34:17,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:17" (1/1) ... [2024-11-13 21:34:17,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8cad43b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:17, skipping insertion in model container [2024-11-13 21:34:17,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:17" (1/1) ... [2024-11-13 21:34:17,187 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:34:17,807 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.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:1220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:280) 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: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.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:180) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:662) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:537) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1616) 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: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.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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:34:17,814 INFO L158 Benchmark]: Toolchain (without parser) took 690.72ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 77.1MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:34:17,815 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 98.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:17,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 685.83ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 77.1MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:34:17,816 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 98.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 685.83ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 77.1MB in the end (delta: 13.3MB). 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_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/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_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/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_33404895-c66d-432e-b0ad-c396c44d3511/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 d6042de655aca662c674d7f5f3de93740a7aac2c80361af1a3f55c9b3dd14e6f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:34:20,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:34:20,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:34:20,439 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:34:20,440 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:34:20,441 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:34:20,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:34:20,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:34:20,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:34:20,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:34:20,442 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:34:20,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:34:20,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:34:20,443 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:34:20,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:34:20,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:34:20,443 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:34:20,443 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:34:20,444 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:34:20,444 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:34:20,444 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:34:20,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:34:20,444 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:34:20,444 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:34:20,444 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:34:20,444 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:34:20,444 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:20,445 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:34:20,445 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:34:20,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:20,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:34:20,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:34:20,445 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:34:20,445 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:34:20,445 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:20,445 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:34:20,446 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_33404895-c66d-432e-b0ad-c396c44d3511/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 -> d6042de655aca662c674d7f5f3de93740a7aac2c80361af1a3f55c9b3dd14e6f [2024-11-13 21:34:20,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:34:20,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:34:20,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:34:20,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:34:20,771 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:34:20,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cbmc-regression/float4.i Unable to find full path for "g++" [2024-11-13 21:34:22,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:34:23,138 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:34:23,139 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i [2024-11-13 21:34:23,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/data/ced7aeaf5/c9658f915d4548559ef73a7d90a52342/FLAG339965fa8 [2024-11-13 21:34:23,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/data/ced7aeaf5/c9658f915d4548559ef73a7d90a52342 [2024-11-13 21:34:23,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:34:23,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:34:23,394 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:23,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:34:23,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:34:23,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:23" (1/1) ... [2024-11-13 21:34:23,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39b238af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:23, skipping insertion in model container [2024-11-13 21:34:23,399 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:23" (1/1) ... [2024-11-13 21:34:23,452 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:34:24,231 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41128,41141] [2024-11-13 21:34:24,235 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41169,41182] [2024-11-13 21:34:24,236 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41210,41223] [2024-11-13 21:34:24,236 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41259,41272] [2024-11-13 21:34:24,237 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41306,41319] [2024-11-13 21:34:24,239 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41355,41368] [2024-11-13 21:34:24,240 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41397,41410] [2024-11-13 21:34:24,240 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41438,41451] [2024-11-13 21:34:24,241 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41486,41499] [2024-11-13 21:34:24,241 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41534,41547] [2024-11-13 21:34:24,242 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41585,41598] [2024-11-13 21:34:24,245 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41631,41644] [2024-11-13 21:34:24,246 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41674,41687] [2024-11-13 21:34:24,247 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41725,41738] [2024-11-13 21:34:24,247 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41766,41779] [2024-11-13 21:34:24,248 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41807,41820] [2024-11-13 21:34:24,248 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41853,41866] [2024-11-13 21:34:24,250 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41894,41907] [2024-11-13 21:34:24,251 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41935,41948] [2024-11-13 21:34:24,252 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41982,41995] [2024-11-13 21:34:24,253 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42033,42046] [2024-11-13 21:34:24,254 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42084,42097] [2024-11-13 21:34:24,255 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42132,42145] [2024-11-13 21:34:24,255 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42181,42194] [2024-11-13 21:34:24,256 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42224,42237] [2024-11-13 21:34:24,256 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42267,42280] [2024-11-13 21:34:24,257 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42331,42344] [2024-11-13 21:34:24,261 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42394,42407] [2024-11-13 21:34:24,261 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42434,42447] [2024-11-13 21:34:24,262 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42473,42486] [2024-11-13 21:34:24,263 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42519,42532] [2024-11-13 21:34:24,264 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42566,42579] [2024-11-13 21:34:24,264 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42614,42627] [2024-11-13 21:34:24,267 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42665,42678] [2024-11-13 21:34:24,268 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42709,42722] [2024-11-13 21:34:24,268 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42752,42765] [2024-11-13 21:34:24,268 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42797,42810] [2024-11-13 21:34:24,269 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42839,42852] [2024-11-13 21:34:24,269 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42882,42895] [2024-11-13 21:34:24,270 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42927,42940] [2024-11-13 21:34:24,270 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42973,42986] [2024-11-13 21:34:24,272 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[43018,43031] [2024-11-13 21:34:24,273 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[43061,43074] [2024-11-13 21:34:24,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:24,293 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:34:24,334 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41128,41141] [2024-11-13 21:34:24,334 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41169,41182] [2024-11-13 21:34:24,335 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41210,41223] [2024-11-13 21:34:24,335 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41259,41272] [2024-11-13 21:34:24,336 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41306,41319] [2024-11-13 21:34:24,336 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41355,41368] [2024-11-13 21:34:24,337 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41397,41410] [2024-11-13 21:34:24,343 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41438,41451] [2024-11-13 21:34:24,343 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41486,41499] [2024-11-13 21:34:24,344 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41534,41547] [2024-11-13 21:34:24,344 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41585,41598] [2024-11-13 21:34:24,345 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41631,41644] [2024-11-13 21:34:24,345 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41674,41687] [2024-11-13 21:34:24,346 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41725,41738] [2024-11-13 21:34:24,347 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41766,41779] [2024-11-13 21:34:24,347 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41807,41820] [2024-11-13 21:34:24,351 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41853,41866] [2024-11-13 21:34:24,351 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41894,41907] [2024-11-13 21:34:24,352 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41935,41948] [2024-11-13 21:34:24,353 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[41982,41995] [2024-11-13 21:34:24,353 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42033,42046] [2024-11-13 21:34:24,353 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42084,42097] [2024-11-13 21:34:24,354 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42132,42145] [2024-11-13 21:34:24,354 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42181,42194] [2024-11-13 21:34:24,355 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42224,42237] [2024-11-13 21:34:24,355 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42267,42280] [2024-11-13 21:34:24,356 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42331,42344] [2024-11-13 21:34:24,357 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42394,42407] [2024-11-13 21:34:24,357 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42434,42447] [2024-11-13 21:34:24,357 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42473,42486] [2024-11-13 21:34:24,358 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42519,42532] [2024-11-13 21:34:24,361 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42566,42579] [2024-11-13 21:34:24,363 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42614,42627] [2024-11-13 21:34:24,363 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42665,42678] [2024-11-13 21:34:24,364 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42709,42722] [2024-11-13 21:34:24,364 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42752,42765] [2024-11-13 21:34:24,365 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42797,42810] [2024-11-13 21:34:24,365 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42839,42852] [2024-11-13 21:34:24,365 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42882,42895] [2024-11-13 21:34:24,370 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42927,42940] [2024-11-13 21:34:24,371 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[42973,42986] [2024-11-13 21:34:24,372 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[43018,43031] [2024-11-13 21:34:24,372 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_33404895-c66d-432e-b0ad-c396c44d3511/sv-benchmarks/c/floats-cbmc-regression/float4.i[43061,43074] [2024-11-13 21:34:24,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:24,495 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:34:24,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24 WrapperNode [2024-11-13 21:34:24,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:24,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:24,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:34:24,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:34:24,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,522 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,546 INFO L138 Inliner]: procedures = 449, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 146 [2024-11-13 21:34:24,546 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:24,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:34:24,547 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:34:24,547 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:34:24,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,581 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:34:24,582 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:34:24,582 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:34:24,582 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:34:24,583 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:24,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:34:24,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:34:24,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:34:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:34:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:34:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:34:24,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:34:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:34:24,669 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:34:24,772 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:34:24,775 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:34:29,789 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 21:34:29,790 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:34:29,833 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:34:29,833 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:34:29,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:29 BoogieIcfgContainer [2024-11-13 21:34:29,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:34:29,835 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:34:29,835 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:34:29,846 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:34:29,846 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:29" (1/1) ... [2024-11-13 21:34:29,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:34:29,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:29,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 137 states and 180 transitions. [2024-11-13 21:34:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 180 transitions. [2024-11-13 21:34:29,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:34:29,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:29,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:29,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:29,916 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:29,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:34:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:30,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:30,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:30,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:34:30,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:30,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:30,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:34:30,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 135 states and 177 transitions. [2024-11-13 21:34:30,123 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 177 transitions. [2024-11-13 21:34:30,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:34:30,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:30,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:30,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:30,126 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:30,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:34:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:30,340 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:30,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:34:30,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:30,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:30,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:34:30,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:30,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 133 states and 174 transitions. [2024-11-13 21:34:30,869 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 174 transitions. [2024-11-13 21:34:30,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:34:30,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:30,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:30,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:30,874 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:30,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:34:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:30,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:30,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:34:30,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:31,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:31,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:34:31,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:31,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 131 states and 171 transitions. [2024-11-13 21:34:31,235 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 171 transitions. [2024-11-13 21:34:31,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:34:31,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:31,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:31,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:31,238 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:31,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:34:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:31,345 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:31,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:34:31,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:31,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:31,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:34:31,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:31,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 129 states and 168 transitions. [2024-11-13 21:34:31,374 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 168 transitions. [2024-11-13 21:34:31,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:34:31,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:31,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:31,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:31,377 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:31,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:34:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:31,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:31,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:34:31,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:31,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 21:34:31,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:31,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 127 states and 165 transitions. [2024-11-13 21:34:31,589 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 165 transitions. [2024-11-13 21:34:31,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:34:31,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:31,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:31,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:31,592 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:31,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:34:31,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:31,704 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:31,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:34:31,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:31,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:31,727 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:34:31,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:34:31,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:31,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 125 states and 162 transitions. [2024-11-13 21:34:31,740 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 162 transitions. [2024-11-13 21:34:31,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:34:31,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:31,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:31,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:31,744 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:31,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:34:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:31,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:32,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:34:32,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:32,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:32,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:34:32,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:32,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 159 transitions. [2024-11-13 21:34:32,158 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 159 transitions. [2024-11-13 21:34:32,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:34:32,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:32,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:32,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:32,164 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:32,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:34:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:32,479 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:32,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:34:32,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:32,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:32,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 21:34:32,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:32,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 121 states and 156 transitions. [2024-11-13 21:34:32,625 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 156 transitions. [2024-11-13 21:34:32,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:34:32,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:32,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:32,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:32,627 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:32,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:34:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:32,754 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:32,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:34:32,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:32,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:34:32,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:32,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 119 states and 153 transitions. [2024-11-13 21:34:32,782 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 153 transitions. [2024-11-13 21:34:32,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:34:32,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:32,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:32,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:32,785 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:32,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:34:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:33,256 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:33,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:34:33,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:33,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:33,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 21:34:33,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:33,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 150 transitions. [2024-11-13 21:34:33,424 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 150 transitions. [2024-11-13 21:34:33,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:34:33,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:33,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:33,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:33,427 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:33,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:34:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:33,625 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:33,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:34:33,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:33,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:34:33,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:33,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 115 states and 147 transitions. [2024-11-13 21:34:33,669 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 147 transitions. [2024-11-13 21:34:33,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:34:33,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:33,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:33,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:33,672 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:33,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:34:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:33,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:33,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:34:33,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:33,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:33,911 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:34:33,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:34:33,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:33,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 113 states and 144 transitions. [2024-11-13 21:34:33,917 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 144 transitions. [2024-11-13 21:34:33,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:34:33,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:33,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:33,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:33,920 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:33,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:34:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:34,096 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:34,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:34:34,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:35,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:35,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 21:34:35,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:35,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 111 states and 141 transitions. [2024-11-13 21:34:35,497 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 141 transitions. [2024-11-13 21:34:35,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:34:35,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:35,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:35,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:35,499 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:35,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:34:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:35,647 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:35,680 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:34:35,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:35,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:35,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 21:34:35,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:35,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 109 states and 138 transitions. [2024-11-13 21:34:35,690 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2024-11-13 21:34:35,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:34:35,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:35,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:35,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:35,694 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:35,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:34:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:36,122 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:36,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:34:36,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:36,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:34:36,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 21:34:36,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:36,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 107 states and 135 transitions. [2024-11-13 21:34:36,923 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 135 transitions. [2024-11-13 21:34:36,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:34:36,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:36,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:36,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:36,930 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:36,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:34:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:37,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:37,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:34:37,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:37,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:37,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 21:34:37,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:37,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 105 states and 132 transitions. [2024-11-13 21:34:37,518 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2024-11-13 21:34:37,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:34:37,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:37,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:37,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:37,520 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:37,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:34:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:37,675 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:37,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:34:37,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:37,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:34:37,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 21:34:37,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 103 states and 129 transitions. [2024-11-13 21:34:37,718 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 129 transitions. [2024-11-13 21:34:37,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:34:37,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:37,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:37,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:37,723 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:37,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 21:34:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:38,300 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:44,740 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:34:44,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:51,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:34:51,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-13 21:34:59,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.46s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:35:00,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 101 states and 126 transitions. [2024-11-13 21:35:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 126 transitions. [2024-11-13 21:35:00,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:35:00,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:00,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:00,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:00,738 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:00,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 21:35:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:00,929 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:00,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:35:00,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:25,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:35:25,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 21:35:31,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.96s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:35:31,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:31,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 99 states and 123 transitions. [2024-11-13 21:35:31,624 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 123 transitions. [2024-11-13 21:35:31,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 21:35:31,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:31,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:31,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:31,633 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:31,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 21:35:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:31,823 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:31,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:35:31,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:59,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:35:59,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 21:36:07,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.27s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:36:07,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:07,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 97 states and 120 transitions. [2024-11-13 21:36:07,731 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 120 transitions. [2024-11-13 21:36:07,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:36:07,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:07,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:07,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:07,736 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:07,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 21:36:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:07,916 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:07,967 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:36:07,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:07,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:36:07,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 21:36:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:07,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 95 states and 117 transitions. [2024-11-13 21:36:07,979 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 117 transitions. [2024-11-13 21:36:07,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:36:07,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:07,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:07,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:07,983 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:07,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 21:36:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:08,177 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:08,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:36:08,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:08,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:36:08,233 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:36:08,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 21:36:08,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:08,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 93 states and 114 transitions. [2024-11-13 21:36:08,241 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 114 transitions. [2024-11-13 21:36:08,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:36:08,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:08,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:08,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:08,246 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:08,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 21:36:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:08,492 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:08,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:36:08,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:08,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:36:08,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 21:36:08,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:08,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 91 states and 111 transitions. [2024-11-13 21:36:08,552 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 111 transitions. [2024-11-13 21:36:08,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 21:36:08,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:08,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:08,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:08,557 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:08,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 21:36:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:08,793 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:08,857 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:36:08,857 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:08,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:36:08,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-13 21:36:08,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:08,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 89 states and 108 transitions. [2024-11-13 21:36:08,873 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 108 transitions. [2024-11-13 21:36:08,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:36:08,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:08,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:08,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:08,877 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:08,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 21:36:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:09,173 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:09,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:36:09,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:09,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:36:09,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 21:36:09,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:09,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 87 states and 105 transitions. [2024-11-13 21:36:09,248 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 105 transitions. [2024-11-13 21:36:09,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:36:09,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:09,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:09,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:09,252 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:09,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 21:36:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:10,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:36:20,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 21:36:20,221 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) 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 21:36:20,225 INFO L158 Benchmark]: Toolchain (without parser) took 116833.17ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 81.2MB in the end (delta: 12.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-11-13 21:36:20,226 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:20,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1102.64ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 48.5MB in the end (delta: 44.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:36:20,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.63ms. Allocated memory is still 117.4MB. Free memory was 48.3MB in the beginning and 45.7MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:36:20,227 INFO L158 Benchmark]: Boogie Preprocessor took 34.56ms. Allocated memory is still 117.4MB. Free memory was 45.7MB in the beginning and 44.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:20,227 INFO L158 Benchmark]: RCFGBuilder took 5251.77ms. Allocated memory is still 117.4MB. Free memory was 43.9MB in the beginning and 78.7MB in the end (delta: -34.8MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-11-13 21:36:20,227 INFO L158 Benchmark]: CodeCheck took 110390.05ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 81.2MB in the end (delta: -2.5MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2024-11-13 21:36:20,233 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1102.64ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 48.5MB in the end (delta: 44.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.63ms. Allocated memory is still 117.4MB. Free memory was 48.3MB in the beginning and 45.7MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.56ms. Allocated memory is still 117.4MB. Free memory was 45.7MB in the beginning and 44.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 5251.77ms. Allocated memory is still 117.4MB. Free memory was 43.9MB in the beginning and 78.7MB in the end (delta: -34.8MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * CodeCheck took 110390.05ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 81.2MB in the end (delta: -2.5MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:36:20,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33404895-c66d-432e-b0ad-c396c44d3511/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown