./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softmax_9_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/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_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_9_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/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_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/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 c78b855e34bfa3f2fa8c1e78a1f6fd8a30fb8608e2781e3dddaf76f108496aea --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:57:13,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:57:13,567 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:57:13,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:57:13,576 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:57:13,613 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:57:13,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:57:13,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:57:13,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:57:13,616 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:57:13,617 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:57:13,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:57:13,618 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:57:13,618 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:57:13,618 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:57:13,618 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:57:13,619 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:57:13,619 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:57:13,619 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:57:13,619 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:57:13,619 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:57:13,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:57:13,619 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:57:13,620 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:57:13,620 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:57:13,620 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:57:13,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:57:13,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:57:13,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:57:13,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:57:13,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:57:13,621 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:57:13,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:57:13,622 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_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/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 -> c78b855e34bfa3f2fa8c1e78a1f6fd8a30fb8608e2781e3dddaf76f108496aea [2024-11-13 21:57:13,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:57:13,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:57:13,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:57:13,952 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:57:13,953 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:57:13,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/softmax_9_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 21:57:15,943 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:57:16,283 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:57:16,287 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/sv-benchmarks/c/neural-networks/softmax_9_unsafe.c-amalgamation.i [2024-11-13 21:57:16,307 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/data/6f5ef36be/38e7230a007b4f5d9f526fac889756cc/FLAG27422f21e [2024-11-13 21:57:16,323 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/data/6f5ef36be/38e7230a007b4f5d9f526fac889756cc [2024-11-13 21:57:16,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:57:16,327 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:57:16,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:57:16,329 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:57:16,334 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:57:16,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:16" (1/1) ... [2024-11-13 21:57:16,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e40350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:16, skipping insertion in model container [2024-11-13 21:57:16,339 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:16" (1/1) ... [2024-11-13 21:57:16,395 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:57:17,108 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$150(StandardFunctionHandler.java:621) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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: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:791) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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:1761) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:57:17,115 INFO L158 Benchmark]: Toolchain (without parser) took 786.56ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 75.8MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:57:17,115 INFO L158 Benchmark]: CDTParser took 1.06ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:57:17,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 783.86ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 75.8MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:57:17,117 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 783.86ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 75.8MB in the end (delta: 15.1MB). 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_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/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_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_9_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/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_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/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 c78b855e34bfa3f2fa8c1e78a1f6fd8a30fb8608e2781e3dddaf76f108496aea --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:57:19,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:57:20,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:57:20,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:57:20,109 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:57:20,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:57:20,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:57:20,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:57:20,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:57:20,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:57:20,111 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:57:20,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:57:20,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:57:20,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:57:20,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:57:20,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:57:20,113 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:57:20,114 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:57:20,114 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:57:20,114 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:57:20,114 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:57:20,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:57:20,114 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:57:20,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:57:20,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:57:20,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:57:20,115 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:20,115 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:57:20,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:57:20,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:57:20,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:57:20,116 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:57:20,116 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:57:20,116 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:57:20,116 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:20,117 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:57:20,117 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_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/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 -> c78b855e34bfa3f2fa8c1e78a1f6fd8a30fb8608e2781e3dddaf76f108496aea [2024-11-13 21:57:20,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:57:20,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:57:20,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:57:20,467 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:57:20,467 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:57:20,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/softmax_9_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 21:57:22,584 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:57:22,918 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:57:22,919 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/sv-benchmarks/c/neural-networks/softmax_9_unsafe.c-amalgamation.i [2024-11-13 21:57:22,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/data/8ef399ea4/ecdbbed9c5e74e06a4c078ac3b2857b5/FLAG5e9a2b7d4 [2024-11-13 21:57:22,964 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/data/8ef399ea4/ecdbbed9c5e74e06a4c078ac3b2857b5 [2024-11-13 21:57:22,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:57:22,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:57:22,968 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:57:22,968 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:57:22,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:57:22,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:22" (1/1) ... [2024-11-13 21:57:22,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@572dafd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:22, skipping insertion in model container [2024-11-13 21:57:22,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:22" (1/1) ... [2024-11-13 21:57:23,017 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:57:23,686 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_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/sv-benchmarks/c/neural-networks/softmax_9_unsafe.c-amalgamation.i[63690,63703] [2024-11-13 21:57:23,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:57:23,703 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:57:23,774 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_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/sv-benchmarks/c/neural-networks/softmax_9_unsafe.c-amalgamation.i[63690,63703] [2024-11-13 21:57:23,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:57:23,950 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:57:23,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23 WrapperNode [2024-11-13 21:57:23,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:57:23,951 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:57:23,951 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:57:23,951 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:57:23,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:23,979 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:24,033 INFO L138 Inliner]: procedures = 562, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 126 [2024-11-13 21:57:24,036 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:57:24,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:57:24,037 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:57:24,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:57:24,046 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:24,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:24,050 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:24,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:24,069 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:24,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:24,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:24,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:24,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:57:24,095 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:57:24,095 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:57:24,095 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:57:24,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:23" (1/1) ... [2024-11-13 21:57:24,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:57:24,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:57:24,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:57:24,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:57:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:57:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:57:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:57:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:57:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:57:24,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:57:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:57:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:57:24,303 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:57:24,305 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:57:25,756 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 21:57:25,756 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:57:25,903 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:57:25,903 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 21:57:25,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:25 BoogieIcfgContainer [2024-11-13 21:57:25,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:57:25,904 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:57:25,904 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:57:25,916 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:57:25,917 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:25" (1/1) ... [2024-11-13 21:57:25,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:57:25,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:25,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-11-13 21:57:25,974 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-11-13 21:57:25,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:57:25,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:25,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:25,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:25,979 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:25,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:57:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:26,185 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:26,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:26,282 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:57:26,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:26,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:26,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:57:26,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:26,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 21:57:26,739 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 21:57:26,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:57:26,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:26,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:26,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:26,741 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:26,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:57:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:27,045 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:27,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:57:27,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:27,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:57:27,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:57:27,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-11-13 21:57:27,822 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-11-13 21:57:27,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:57:27,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:27,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:27,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:27,827 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:27,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:57:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:28,172 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:28,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:57:28,289 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:28,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:57:28,402 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:57:28,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 21:57:28,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:28,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-13 21:57:28,990 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-13 21:57:28,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:57:28,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:28,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:28,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:28,992 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:28,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:57:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:29,400 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:29,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:57:29,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:29,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:57:29,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:57:31,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:57:32,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:32,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2024-11-13 21:57:32,823 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2024-11-13 21:57:32,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:57:32,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:32,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:32,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:32,827 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:32,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:57:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:33,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:33,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:57:33,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:33,662 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:57:33,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:57:34,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:34,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 21:57:34,288 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 21:57:34,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:57:34,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:34,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:34,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:34,290 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:34,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:57:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:34,922 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:35,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:57:35,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:35,255 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 21:57:35,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:57:35,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-11-13 21:57:35,665 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-11-13 21:57:35,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:57:35,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:35,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:35,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:35,667 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:35,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:57:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:36,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:36,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:57:36,591 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:36,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 21:57:36,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:57:37,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:37,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-11-13 21:57:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-11-13 21:57:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:57:37,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:37,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:37,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:37,460 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:37,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:57:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:38,147 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:38,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:57:38,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:38,413 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:57:38,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 21:57:40,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:57:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:42,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-11-13 21:57:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-11-13 21:57:42,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:57:42,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:42,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:42,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:42,400 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:42,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:57:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:43,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:43,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:57:43,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:43,895 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:57:43,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:57:44,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:44,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-13 21:57:44,527 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-13 21:57:44,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:57:44,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:44,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:44,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:44,530 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:44,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:57:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:45,548 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:45,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:57:45,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:46,006 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:57:46,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 21:57:46,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:46,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 21:57:46,850 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 21:57:46,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:57:46,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:46,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:46,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:46,852 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:46,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:57:48,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:48,019 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:48,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:57:48,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:48,627 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 21:57:48,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:57:49,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:49,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 21:57:49,370 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 21:57:49,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:57:49,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:49,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:49,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:49,373 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:49,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:57:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:50,580 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:50,840 INFO L255 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:57:50,841 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:50,975 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 21:57:50,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:57:51,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:51,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 21:57:51,872 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 21:57:51,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:57:51,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:51,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:51,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:51,877 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:51,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:57:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:53,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:53,527 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:57:53,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:53,695 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 21:57:53,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-13 21:57:55,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:57:58,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:58,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 21:57:58,470 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 21:57:58,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:57:58,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:58,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:58,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:58,473 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:58,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:58:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:00,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:00,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:58:00,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:00,561 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 21:58:00,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 21:58:01,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:01,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2024-11-13 21:58:01,563 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2024-11-13 21:58:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:58:01,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:01,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:01,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:01,565 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:01,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:58:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:03,084 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:03,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:58:03,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:03,651 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 21:58:03,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 21:58:06,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:58:08,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:58:09,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:09,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-11-13 21:58:09,163 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-13 21:58:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:58:09,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:09,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:09,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:09,166 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:09,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e84ff3c2-4a81-4550-a2e7-c4b17ed99bec/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:58:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:16,502 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat