./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.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_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/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_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/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_a24890e0-7134-4455-8fd5-318ce02de567/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 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:29:19,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:29:20,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:29:20,006 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:29:20,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:29:20,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:29:20,034 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:29:20,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:29:20,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:29:20,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:29:20,036 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:29:20,036 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:29:20,036 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:29:20,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:29:20,037 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:29:20,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:29:20,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:29:20,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:29:20,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:29:20,037 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:29:20,038 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:29:20,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:29:20,038 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:29:20,038 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:29:20,038 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:29:20,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:29:20,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:29:20,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:29:20,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:29:20,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:29:20,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:29:20,040 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:29:20,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:29:20,040 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_a24890e0-7134-4455-8fd5-318ce02de567/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 -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2024-11-13 22:29:20,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:29:20,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:29:20,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:29:20,492 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:29:20,492 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:29:20,494 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i Unable to find full path for "g++" [2024-11-13 22:29:22,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:29:23,193 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:29:23,194 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2024-11-13 22:29:23,213 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/data/aa86e85c9/843951ce8a094488826972a898de8ef7/FLAG0da0ba07c [2024-11-13 22:29:23,391 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/data/aa86e85c9/843951ce8a094488826972a898de8ef7 [2024-11-13 22:29:23,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:29:23,399 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:29:23,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:29:23,405 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:29:23,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:29:23,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:29:23" (1/1) ... [2024-11-13 22:29:23,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b1f2206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:23, skipping insertion in model container [2024-11-13 22:29:23,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:29:23" (1/1) ... [2024-11-13 22:29:23,457 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:29:24,117 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:29:24,128 INFO L158 Benchmark]: Toolchain (without parser) took 728.32ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 77.7MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:29:24,129 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:24,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 721.25ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 77.7MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:29:24,131 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 721.25ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 77.7MB in the end (delta: 13.2MB). 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_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/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_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/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_a24890e0-7134-4455-8fd5-318ce02de567/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 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:29:27,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:29:27,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:29:27,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:29:27,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:29:27,565 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:29:27,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:29:27,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:29:27,566 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:29:27,566 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:29:27,566 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:29:27,566 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:29:27,566 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:29:27,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:29:27,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:29:27,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:29:27,567 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:29:27,567 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:29:27,567 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:29:27,568 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:29:27,568 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:29:27,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:29:27,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:29:27,568 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:29:27,569 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:29:27,569 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:29:27,569 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:27,569 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:29:27,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:29:27,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:29:27,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:29:27,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:29:27,570 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:29:27,570 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:29:27,570 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:27,570 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:29:27,570 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_a24890e0-7134-4455-8fd5-318ce02de567/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 -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2024-11-13 22:29:27,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:29:27,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:29:27,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:29:27,993 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:29:27,994 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:29:27,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i Unable to find full path for "g++" [2024-11-13 22:29:30,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:29:30,714 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:29:30,715 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2024-11-13 22:29:30,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/data/745646179/2c703b0f175f48058181f06f84a7c492/FLAGb3dfe03f7 [2024-11-13 22:29:30,746 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/data/745646179/2c703b0f175f48058181f06f84a7c492 [2024-11-13 22:29:30,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:29:30,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:29:30,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:29:30,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:29:30,758 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:29:30,759 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:29:30" (1/1) ... [2024-11-13 22:29:30,760 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bf2ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:30, skipping insertion in model container [2024-11-13 22:29:30,760 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:29:30" (1/1) ... [2024-11-13 22:29:30,819 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:29:31,502 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2024-11-13 22:29:31,507 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2024-11-13 22:29:31,508 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2024-11-13 22:29:31,510 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2024-11-13 22:29:31,510 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2024-11-13 22:29:31,511 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2024-11-13 22:29:31,512 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2024-11-13 22:29:31,515 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2024-11-13 22:29:31,516 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2024-11-13 22:29:31,517 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2024-11-13 22:29:31,518 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2024-11-13 22:29:31,519 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2024-11-13 22:29:31,520 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2024-11-13 22:29:31,521 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2024-11-13 22:29:31,522 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2024-11-13 22:29:31,522 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2024-11-13 22:29:31,523 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2024-11-13 22:29:31,524 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2024-11-13 22:29:31,525 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2024-11-13 22:29:31,526 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2024-11-13 22:29:31,527 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2024-11-13 22:29:31,528 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2024-11-13 22:29:31,529 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2024-11-13 22:29:31,529 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2024-11-13 22:29:31,530 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2024-11-13 22:29:31,531 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2024-11-13 22:29:31,532 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2024-11-13 22:29:31,533 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2024-11-13 22:29:31,534 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2024-11-13 22:29:31,534 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2024-11-13 22:29:31,535 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2024-11-13 22:29:31,535 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2024-11-13 22:29:31,536 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2024-11-13 22:29:31,537 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2024-11-13 22:29:31,537 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2024-11-13 22:29:31,538 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2024-11-13 22:29:31,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:29:31,557 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:29:31,605 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2024-11-13 22:29:31,606 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2024-11-13 22:29:31,607 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2024-11-13 22:29:31,608 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2024-11-13 22:29:31,608 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2024-11-13 22:29:31,609 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2024-11-13 22:29:31,610 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2024-11-13 22:29:31,611 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2024-11-13 22:29:31,611 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2024-11-13 22:29:31,612 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2024-11-13 22:29:31,613 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2024-11-13 22:29:31,614 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2024-11-13 22:29:31,614 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2024-11-13 22:29:31,615 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2024-11-13 22:29:31,616 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2024-11-13 22:29:31,616 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2024-11-13 22:29:31,617 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2024-11-13 22:29:31,618 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2024-11-13 22:29:31,618 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2024-11-13 22:29:31,624 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2024-11-13 22:29:31,624 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2024-11-13 22:29:31,625 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2024-11-13 22:29:31,625 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2024-11-13 22:29:31,626 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2024-11-13 22:29:31,626 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2024-11-13 22:29:31,630 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2024-11-13 22:29:31,634 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2024-11-13 22:29:31,634 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2024-11-13 22:29:31,635 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2024-11-13 22:29:31,636 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2024-11-13 22:29:31,636 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2024-11-13 22:29:31,637 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2024-11-13 22:29:31,638 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2024-11-13 22:29:31,638 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2024-11-13 22:29:31,639 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2024-11-13 22:29:31,639 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_a24890e0-7134-4455-8fd5-318ce02de567/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2024-11-13 22:29:31,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:29:31,801 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:29:31,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31 WrapperNode [2024-11-13 22:29:31,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:29:31,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:29:31,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:29:31,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:29:31,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,862 INFO L138 Inliner]: procedures = 449, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 125 [2024-11-13 22:29:31,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:29:31,863 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:29:31,863 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:29:31,863 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:29:31,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,892 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,898 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:29:31,899 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:29:31,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:29:31,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:29:31,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:31" (1/1) ... [2024-11-13 22:29:31,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:29:31,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:29:31,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:29:31,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:29:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:29:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:29:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:29:32,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:29:32,009 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:29:32,009 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:29:32,170 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:29:32,173 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:29:37,166 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 22:29:37,167 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:29:37,197 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:29:37,198 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:29:37,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:37 BoogieIcfgContainer [2024-11-13 22:29:37,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:29:37,199 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:29:37,199 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:29:37,208 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:29:37,208 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:37" (1/1) ... [2024-11-13 22:29:37,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:29:37,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:37,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 116 states and 152 transitions. [2024-11-13 22:29:37,264 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 152 transitions. [2024-11-13 22:29:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:29:37,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:37,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:37,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:37,271 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:37,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:29:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:37,376 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:37,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:29:37,396 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:37,418 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 22:29:37,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:29:37,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:37,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 114 states and 149 transitions. [2024-11-13 22:29:37,452 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 149 transitions. [2024-11-13 22:29:37,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:29:37,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:37,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:37,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:37,455 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:37,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:29:37,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:37,660 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:37,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:29:37,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:37,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:29:37,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:37,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:37,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 112 states and 146 transitions. [2024-11-13 22:29:37,999 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 146 transitions. [2024-11-13 22:29:38,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:29:38,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:38,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:38,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:38,003 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:38,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:29:38,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,132 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:29:38,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:38,163 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 22:29:38,167 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:29:38,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:29:38,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:38,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 110 states and 143 transitions. [2024-11-13 22:29:38,184 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 143 transitions. [2024-11-13 22:29:38,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:29:38,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:38,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:38,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:38,189 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:38,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:29:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,324 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:29:38,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:38,353 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 22:29:38,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:29:38,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:38,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 108 states and 140 transitions. [2024-11-13 22:29:38,363 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 140 transitions. [2024-11-13 22:29:38,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:29:38,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:38,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:38,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:38,366 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:38,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:29:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,482 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:29:38,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:38,513 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 22:29:38,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:29:38,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:38,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 106 states and 137 transitions. [2024-11-13 22:29:38,524 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 137 transitions. [2024-11-13 22:29:38,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:29:38,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:38,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:38,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:38,530 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:38,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:29:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,659 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:29:38,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:38,687 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 22:29:38,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:38,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:38,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 104 states and 134 transitions. [2024-11-13 22:29:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 134 transitions. [2024-11-13 22:29:38,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:29:38,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:38,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:38,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:38,706 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:38,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:29:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,809 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:29:38,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:38,838 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 22:29:38,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:38,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:38,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 102 states and 131 transitions. [2024-11-13 22:29:38,847 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 131 transitions. [2024-11-13 22:29:38,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:29:38,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:38,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:38,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:38,850 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:38,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 22:29:38,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:38,978 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:39,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:29:39,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:39,157 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 22:29:39,159 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:29:39,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 100 states and 128 transitions. [2024-11-13 22:29:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 128 transitions. [2024-11-13 22:29:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:29:39,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:39,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:39,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:39,213 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:39,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 22:29:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:39,349 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:39,384 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:29:39,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:39,387 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 22:29:39,392 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:29:39,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:39,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:39,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 98 states and 125 transitions. [2024-11-13 22:29:39,406 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 125 transitions. [2024-11-13 22:29:39,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:29:39,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:39,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:39,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:39,409 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:39,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 22:29:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:39,579 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:39,609 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:29:39,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:40,028 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 22:29:40,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:40,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 96 states and 122 transitions. [2024-11-13 22:29:40,592 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 122 transitions. [2024-11-13 22:29:40,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:29:40,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:40,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:40,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:40,598 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:40,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 22:29:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:40,753 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:40,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:29:40,789 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:40,932 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 22:29:40,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 22:29:40,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:40,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 94 states and 119 transitions. [2024-11-13 22:29:40,972 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 119 transitions. [2024-11-13 22:29:40,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:29:40,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:40,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:40,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:40,975 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:40,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 22:29:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:41,130 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:41,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:29:41,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:41,182 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 22:29:41,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 22:29:41,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:41,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 92 states and 116 transitions. [2024-11-13 22:29:41,198 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 116 transitions. [2024-11-13 22:29:41,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:29:41,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:41,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:41,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:41,205 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:41,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 22:29:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:41,548 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:47,776 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:29:47,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:55,430 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 22:29:55,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 22:30:02,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.79s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:30:03,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:03,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 90 states and 113 transitions. [2024-11-13 22:30:03,409 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 113 transitions. [2024-11-13 22:30:03,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:30:03,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:03,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:03,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:03,414 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:03,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 22:30:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:03,574 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:03,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:03,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:30:03,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:03,639 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 22:30:03,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 22:30:03,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:03,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 88 states and 110 transitions. [2024-11-13 22:30:03,652 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 110 transitions. [2024-11-13 22:30:03,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:30:03,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:03,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:03,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:03,660 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:03,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 22:30:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:03,803 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:03,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:30:03,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:03,861 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 22:30:03,863 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:30:03,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 22:30:03,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:03,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 86 states and 107 transitions. [2024-11-13 22:30:03,874 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 107 transitions. [2024-11-13 22:30:03,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:30:03,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:03,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:03,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:03,880 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:03,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 22:30:04,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:04,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:04,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:30:04,109 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:04,111 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 22:30:04,114 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:30:04,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 22:30:04,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:04,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 84 states and 104 transitions. [2024-11-13 22:30:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2024-11-13 22:30:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:30:04,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:04,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:04,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:04,134 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:04,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 22:30:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:04,328 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:04,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:30:04,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:04,390 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 22:30:04,393 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:30:04,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 22:30:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:04,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 82 states and 101 transitions. [2024-11-13 22:30:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 101 transitions. [2024-11-13 22:30:04,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:30:04,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:04,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:04,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:04,410 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:04,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:30:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:04,574 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:04,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:30:04,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:04,635 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 22:30:04,637 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:30:04,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 22:30:04,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:04,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 80 states and 98 transitions. [2024-11-13 22:30:04,645 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 98 transitions. [2024-11-13 22:30:04,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:30:04,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:04,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:04,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:04,649 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:04,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 22:30:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:05,155 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:30:15,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 22:30:15,192 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 22:30:15,197 INFO L158 Benchmark]: Toolchain (without parser) took 44446.63ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 54.2MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-13 22:30:15,201 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:15,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1050.47ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 51.8MB in the end (delta: 6.9MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:15,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.87ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 49.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:15,202 INFO L158 Benchmark]: Boogie Preprocessor took 35.00ms. Allocated memory is still 83.9MB. Free memory was 49.3MB in the beginning and 47.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:15,202 INFO L158 Benchmark]: RCFGBuilder took 5299.76ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 30.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:30:15,203 INFO L158 Benchmark]: CodeCheck took 37997.17ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 54.2MB in the end (delta: -23.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:15,205 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 0.56ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1050.47ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 51.8MB in the end (delta: 6.9MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.87ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 49.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.00ms. Allocated memory is still 83.9MB. Free memory was 49.3MB in the beginning and 47.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 5299.76ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 30.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 37997.17ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 54.2MB in the end (delta: -23.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:30:15,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24890e0-7134-4455-8fd5-318ce02de567/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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