./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk --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 d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:44:21,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:44:21,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:44:21,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:44:21,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:44:21,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:44:21,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:44:21,671 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:44:21,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:44:21,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:44:21,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:44:21,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:44:21,675 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:44:21,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:44:21,676 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:44:21,679 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:44:21,680 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:44:21,680 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:44:21,681 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:44:21,681 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:44:21,681 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:44:21,682 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:44:21,682 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:44:21,683 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:44:21,684 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:44:21,685 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:44:21,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:44:21,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:44:21,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:44:21,686 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:44:21,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:44:21,687 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:44:21,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:44:21,688 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e [2024-11-08 23:44:22,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:44:22,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:44:22,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:44:22,041 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:44:22,043 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:44:22,044 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:44:23,976 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:44:24,388 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:44:24,388 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i [2024-11-08 23:44:24,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/data/897624f05/68e09a6fff054c8b9166de99dc49780a/FLAGf9f4bf082 [2024-11-08 23:44:24,576 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/data/897624f05/68e09a6fff054c8b9166de99dc49780a [2024-11-08 23:44:24,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:44:24,580 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:44:24,583 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:44:24,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:44:24,589 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:44:24,589 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:44:24" (1/1) ... [2024-11-08 23:44:24,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160d51ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:24, skipping insertion in model container [2024-11-08 23:44:24,592 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:44:24" (1/1) ... [2024-11-08 23:44:24,673 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:44:25,745 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) 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:1625) 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:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3216) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2295) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1237) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) 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:1652) 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:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) 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) [2024-11-08 23:44:25,756 INFO L158 Benchmark]: Toolchain (without parser) took 1171.85ms. Allocated memory is still 125.8MB. Free memory was 85.9MB in the beginning and 63.0MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:44:25,756 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:44:25,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1168.02ms. Allocated memory is still 125.8MB. Free memory was 85.5MB in the beginning and 63.0MB in the end (delta: 22.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 23:44:25,759 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1168.02ms. Allocated memory is still 125.8MB. Free memory was 85.5MB in the beginning and 63.0MB in the end (delta: 22.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk --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 d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:44:27,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:44:28,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:44:28,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:44:28,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:44:28,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:44:28,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:44:28,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:44:28,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:44:28,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:44:28,135 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:44:28,135 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:44:28,135 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:44:28,136 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:44:28,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:44:28,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:44:28,138 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:44:28,140 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:44:28,141 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:44:28,141 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:44:28,141 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:44:28,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:44:28,146 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:44:28,146 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:44:28,147 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:44:28,147 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:44:28,147 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:28,147 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:44:28,148 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:44:28,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:44:28,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:44:28,148 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:44:28,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:44:28,149 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:44:28,149 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:28,151 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:44:28,151 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e [2024-11-08 23:44:28,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:44:28,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:44:28,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:44:28,603 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:44:28,604 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:44:28,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:44:30,659 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:44:31,142 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:44:31,144 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i [2024-11-08 23:44:31,180 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/data/5c25dbff3/d9c4d1c1c7c148a691d830765ae9ba56/FLAGc78059033 [2024-11-08 23:44:31,203 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/data/5c25dbff3/d9c4d1c1c7c148a691d830765ae9ba56 [2024-11-08 23:44:31,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:44:31,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:44:31,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:44:31,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:44:31,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:44:31,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:44:31" (1/1) ... [2024-11-08 23:44:31,220 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a036049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:31, skipping insertion in model container [2024-11-08 23:44:31,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:44:31" (1/1) ... [2024-11-08 23:44:31,313 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:44:32,313 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_682644ab-857a-4e27-87b4-7110d4c96537/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i[71475,71488] [2024-11-08 23:44:32,641 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:44:32,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:44:32,675 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:44:32,755 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_682644ab-857a-4e27-87b4-7110d4c96537/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i[71475,71488] [2024-11-08 23:44:32,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:44:33,207 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:44:33,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33 WrapperNode [2024-11-08 23:44:33,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:44:33,209 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:44:33,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:44:33,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:44:33,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,377 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1195 [2024-11-08 23:44:33,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:44:33,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:44:33,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:44:33,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:44:33,390 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,442 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,468 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,496 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:44:33,497 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:44:33,497 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:44:33,498 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:44:33,499 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:33" (1/1) ... [2024-11-08 23:44:33,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:44:33,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:44:33,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:44:33,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:44:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 23:44:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-08 23:44:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:44:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:44:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:44:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-08 23:44:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-08 23:44:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:44:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:44:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-08 23:44:33,569 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-08 23:44:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:44:33,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:44:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:44:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:44:33,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 23:44:33,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 23:44:33,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:44:33,571 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-08 23:44:33,572 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-08 23:44:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:44:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:44:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:44:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-08 23:44:33,572 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-08 23:44:33,937 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:44:33,941 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:45:20,084 INFO L? ?]: Removed 298 outVars from TransFormulas that were not future-live. [2024-11-08 23:45:20,084 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:45:21,005 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:45:21,007 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-08 23:45:21,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:21 BoogieIcfgContainer [2024-11-08 23:45:21,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:45:21,008 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:45:21,009 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:45:21,019 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:45:21,021 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:45:21,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:21,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 184 states and 291 transitions. [2024-11-08 23:45:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 291 transitions. [2024-11-08 23:45:21,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:45:21,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:21,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:21,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:21,135 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:21,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:45:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:25,564 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:27,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:45:27,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:28,296 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-08 23:45:28,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:45:38,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:45:44,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:45:44,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:44,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 203 states and 341 transitions. [2024-11-08 23:45:44,569 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 341 transitions. [2024-11-08 23:45:44,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 23:45:44,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:44,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:44,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:44,580 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:44,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:45:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:48,143 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:49,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 1436 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:45:49,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:49,739 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-08 23:45:49,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:45:50,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:50,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 203 states and 339 transitions. [2024-11-08 23:45:50,137 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 339 transitions. [2024-11-08 23:45:50,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 23:45:50,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:50,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:50,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:50,144 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:50,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:45:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:53,716 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:55,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 1434 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:45:55,232 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:55,492 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-08 23:45:55,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:45:58,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:45:58,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:58,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 203 states and 337 transitions. [2024-11-08 23:45:58,450 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 337 transitions. [2024-11-08 23:45:58,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 23:45:58,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:58,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:58,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:58,459 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:58,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:46:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:02,244 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:03,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 1437 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:46:03,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:05,521 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-08 23:46:05,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:46:08,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:08,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 211 states and 363 transitions. [2024-11-08 23:46:08,539 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 363 transitions. [2024-11-08 23:46:08,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 23:46:08,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:08,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:08,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:08,547 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:08,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:46:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:12,354 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:13,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:13,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 1497 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:46:13,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:14,551 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2024-11-08 23:46:14,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 23:46:17,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:46:19,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:46:19,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 212 states and 363 transitions. [2024-11-08 23:46:19,409 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2024-11-08 23:46:19,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 23:46:19,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:19,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:19,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:19,417 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:19,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:46:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:23,600 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:25,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 1436 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:46:25,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-08 23:46:25,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 23:46:26,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:26,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 212 states and 361 transitions. [2024-11-08 23:46:26,176 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 361 transitions. [2024-11-08 23:46:26,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 23:46:26,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:26,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:26,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:26,183 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:26,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:46:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:30,454 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:31,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 1460 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:46:31,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:32,837 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-08 23:46:32,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 23:46:34,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:34,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 213 states and 361 transitions. [2024-11-08 23:46:34,586 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2024-11-08 23:46:34,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 23:46:34,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:34,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:34,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:34,596 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:34,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:46:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:38,978 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:40,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:46:40,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:42,416 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-08 23:46:42,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 23:46:46,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:46,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 222 states and 391 transitions. [2024-11-08 23:46:46,983 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 391 transitions. [2024-11-08 23:46:46,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:46:46,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:46,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:46,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:46,990 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:46,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:46:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:51,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:52,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 1443 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:46:53,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:53,578 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-08 23:46:53,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 23:46:56,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:46:56,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:56,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 222 states and 389 transitions. [2024-11-08 23:46:56,505 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 389 transitions. [2024-11-08 23:46:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:46:56,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:56,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:56,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:56,512 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:56,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:47:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:01,570 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:03,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 1443 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:47:03,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:04,352 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-08 23:47:04,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 23:47:06,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:06,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 225 states and 394 transitions. [2024-11-08 23:47:06,850 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 394 transitions. [2024-11-08 23:47:06,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:47:06,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:06,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:06,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:06,859 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:06,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:47:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:11,181 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:12,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 1440 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:47:12,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:15,123 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-08 23:47:15,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 23:47:20,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 233 states and 424 transitions. [2024-11-08 23:47:20,925 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 424 transitions. [2024-11-08 23:47:20,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 23:47:20,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:20,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:20,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:20,932 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:20,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:47:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:26,060 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:27,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 1491 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:47:27,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:28,181 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:47:28,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 23:47:29,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:29,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 233 states and 422 transitions. [2024-11-08 23:47:29,074 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 422 transitions. [2024-11-08 23:47:29,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 23:47:29,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:29,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:29,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:29,081 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:29,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:47:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:34,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:35,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 1500 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:47:35,855 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:36,992 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-08 23:47:37,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-08 23:47:41,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:47:42,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:47:43,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:43,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 234 states and 422 transitions. [2024-11-08 23:47:43,005 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 422 transitions. [2024-11-08 23:47:43,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-08 23:47:43,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:43,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:43,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:43,014 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:43,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:47:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:47,884 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:49,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 1453 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:47:49,074 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:49,880 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-08 23:47:49,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-08 23:47:50,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:50,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 234 states and 420 transitions. [2024-11-08 23:47:50,847 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 420 transitions. [2024-11-08 23:47:50,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 23:47:50,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:50,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:50,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:50,854 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:50,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:47:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:55,729 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:56,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 1426 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:47:56,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:59,059 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-08 23:47:59,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-08 23:48:04,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:04,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 242 states and 440 transitions. [2024-11-08 23:48:04,316 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 440 transitions. [2024-11-08 23:48:04,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 23:48:04,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:04,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:04,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:04,322 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:04,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:48:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:09,818 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:48:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:11,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 1420 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:48:11,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-08 23:48:18,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-08 23:48:32,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:49:01,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:49:04,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:49:05,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:05,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 269 states and 516 transitions. [2024-11-08 23:49:05,772 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 516 transitions. [2024-11-08 23:49:05,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 23:49:05,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:05,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:05,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:49:05,778 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:49:05,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 23:49:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:10,831 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:49:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:12,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 1420 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:49:12,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:15,754 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-08 23:49:15,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 23:49:20,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:49:23,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:49:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:29,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 281 states and 547 transitions. [2024-11-08 23:49:29,338 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 547 transitions. [2024-11-08 23:49:29,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-08 23:49:29,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:29,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:29,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:49:29,371 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:49:29,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 23:49:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:34,795 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:49:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:36,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 1421 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:49:36,176 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:42,272 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-08 23:49:42,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-08 23:49:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 289 states and 572 transitions. [2024-11-08 23:49:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 572 transitions. [2024-11-08 23:49:56,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:49:56,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:56,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:56,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:49:56,387 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:49:56,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 23:50:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:11,472 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:12,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:50:12,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:21,447 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 23:50:21,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-08 23:50:36,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:51:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:10,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 313 states and 652 transitions. [2024-11-08 23:51:10,382 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 652 transitions. [2024-11-08 23:51:10,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 23:51:10,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:10,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:10,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:10,388 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:10,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 23:51:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:16,140 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:51:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:17,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 1465 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:51:17,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:22,216 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-08 23:51:22,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-08 23:51:41,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:41,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 320 states and 683 transitions. [2024-11-08 23:51:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 683 transitions. [2024-11-08 23:51:41,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 23:51:41,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:41,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:41,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:41,085 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:41,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-08 23:51:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:46,734 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:51:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:48,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 1497 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:51:48,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:49,725 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 23:51:49,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-08 23:51:56,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:56,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 321 states and 683 transitions. [2024-11-08 23:51:56,160 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 683 transitions. [2024-11-08 23:51:56,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 23:51:56,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:56,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:56,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:56,164 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:56,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-08 23:52:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:10,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:12,169 INFO L255 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:52:12,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:16,975 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-08 23:52:17,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-08 23:52:32,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 328 states and 715 transitions. [2024-11-08 23:52:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 715 transitions. [2024-11-08 23:52:32,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 23:52:32,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:32,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:32,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:32,332 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:32,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-08 23:55:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:26,407 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:28,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 1453 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-08 23:55:28,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:28,238 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:28,273 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:28,303 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:28,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:28,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:28,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-08 23:55:28,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:28,942 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:28,957 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:29,033 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,094 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,106 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:29,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,191 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,256 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,270 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:29,284 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:29,323 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,380 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,393 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:29,434 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,491 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,501 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:29,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,581 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,644 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,655 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:29,672 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:29,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,732 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,815 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,826 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:29,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:29,933 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:29,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:30,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:30,020 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:30,035 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:30,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:30,098 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:30,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:30,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:30,178 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:30,192 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:30,203 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:30,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:30,264 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:30,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:30,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:30,356 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:30,369 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:30,409 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:30,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:30,463 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:30,476 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:55:30,517 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:55:30,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:55:30,606 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:56:06,490 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 4 proven. 84 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-08 23:56:06,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-08 23:56:23,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:58:15,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:15,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 363 states and 894 transitions. [2024-11-08 23:58:15,273 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 894 transitions. [2024-11-08 23:58:15,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 23:58:15,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:15,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:15,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:58:15,279 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:58:15,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682644ab-857a-4e27-87b4-7110d4c96537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process