./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/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 473935398f0a6ff0ba1d74937237ca988d69870fe758198e21e495be92fcb8a0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:38:44,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:38:44,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:38:44,608 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:38:44,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:38:44,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:38:44,651 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:38:44,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:38:44,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:38:44,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:38:44,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:38:44,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:38:44,657 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:38:44,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:38:44,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:38:44,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:38:44,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:38:44,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:38:44,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:38:44,659 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:38:44,659 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:38:44,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:38:44,664 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:38:44,664 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:38:44,664 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:38:44,665 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:38:44,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:38:44,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:38:44,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:38:44,666 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:38:44,666 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:38:44,666 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:38:44,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:38:44,667 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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 473935398f0a6ff0ba1d74937237ca988d69870fe758198e21e495be92fcb8a0 [2024-11-08 19:38:44,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:38:44,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:38:45,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:38:45,006 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:38:45,006 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:38:45,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 19:38:47,078 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:38:47,463 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:38:47,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i [2024-11-08 19:38:47,498 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/data/a915768dd/b8262c99e33b4460a901abb1a2498894/FLAGc88b64156 [2024-11-08 19:38:47,518 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/data/a915768dd/b8262c99e33b4460a901abb1a2498894 [2024-11-08 19:38:47,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:38:47,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:38:47,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:38:47,526 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:38:47,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:38:47,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:38:47" (1/1) ... [2024-11-08 19:38:47,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2edd6a69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:47, skipping insertion in model container [2024-11-08 19:38:47,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:38:47" (1/1) ... [2024-11-08 19:38:47,627 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:38:48,987 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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i[71403,71416] [2024-11-08 19:38:49,333 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:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2578) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1520) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoopBody(CHandler.java:3634) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1577) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) 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 19:38:49,343 INFO L158 Benchmark]: Toolchain (without parser) took 1815.14ms. Allocated memory is still 190.8MB. Free memory was 145.5MB in the beginning and 114.1MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 19:38:49,343 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 127.9MB. Free memory was 93.0MB in the beginning and 93.0MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:38:49,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1811.71ms. Allocated memory is still 190.8MB. Free memory was 145.5MB in the beginning and 114.1MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 19:38:49,349 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 127.9MB. Free memory was 93.0MB in the beginning and 93.0MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1811.71ms. Allocated memory is still 190.8MB. Free memory was 145.5MB in the beginning and 114.1MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. 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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/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 473935398f0a6ff0ba1d74937237ca988d69870fe758198e21e495be92fcb8a0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:38:51,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:38:51,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:38:51,825 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:38:51,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:38:51,826 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:38:51,827 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:38:51,828 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:38:51,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:38:51,829 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:38:51,829 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:38:51,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:38:51,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:38:51,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:38:51,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:38:51,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:38:51,831 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:38:51,832 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:38:51,832 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:38:51,833 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:38:51,833 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:38:51,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:38:51,838 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:38:51,838 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:38:51,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:38:51,839 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:38:51,840 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:38:51,840 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:38:51,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:38:51,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:38:51,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:38:51,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:38:51,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:38:51,842 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:38:51,842 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:38:51,843 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:38:51,843 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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 473935398f0a6ff0ba1d74937237ca988d69870fe758198e21e495be92fcb8a0 [2024-11-08 19:38:52,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:38:52,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:38:52,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:38:52,317 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:38:52,320 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:38:52,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 19:38:54,551 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:38:54,985 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:38:54,989 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i [2024-11-08 19:38:55,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/data/653090b4a/7d42d542b2ed44c687aa7040c372ed1f/FLAG0025b1c7a [2024-11-08 19:38:55,040 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/data/653090b4a/7d42d542b2ed44c687aa7040c372ed1f [2024-11-08 19:38:55,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:38:55,044 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:38:55,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:38:55,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:38:55,050 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:38:55,051 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:38:55" (1/1) ... [2024-11-08 19:38:55,052 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4255ab49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:55, skipping insertion in model container [2024-11-08 19:38:55,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:38:55" (1/1) ... [2024-11-08 19:38:55,128 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:38:56,229 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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i[71403,71416] [2024-11-08 19:38:56,588 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 19:38:56,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:38:56,696 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:38:56,757 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_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i[71403,71416] [2024-11-08 19:38:56,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:38:57,295 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:38:57,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57 WrapperNode [2024-11-08 19:38:57,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:38:57,297 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:38:57,297 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:38:57,297 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:38:57,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,445 INFO L138 Inliner]: procedures = 780, calls = 729, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 418 [2024-11-08 19:38:57,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:38:57,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:38:57,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:38:57,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:38:57,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,505 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,523 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:38:57,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:38:57,542 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:38:57,542 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:38:57,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:57" (1/1) ... [2024-11-08 19:38:57,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:38:57,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:38:57,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:38:57,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:38:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 19:38:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-08 19:38:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-08 19:38:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-08 19:38:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:38:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:38:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:38:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-08 19:38:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-08 19:38:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:38:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 19:38:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-08 19:38:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-08 19:38:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 19:38:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 19:38:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:38:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:38:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 19:38:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 19:38:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-08 19:38:57,633 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-08 19:38:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 19:38:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 19:38:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 19:38:57,906 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:38:57,908 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:39:16,278 INFO L? ?]: Removed 153 outVars from TransFormulas that were not future-live. [2024-11-08 19:39:16,278 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:39:16,647 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:39:16,647 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:39:16,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:16 BoogieIcfgContainer [2024-11-08 19:39:16,648 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:39:16,650 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:39:16,650 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:39:16,662 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:39:16,662 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:16" (1/1) ... [2024-11-08 19:39:16,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:39:16,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:16,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 107 states and 162 transitions. [2024-11-08 19:39:16,753 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 162 transitions. [2024-11-08 19:39:16,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:39:16,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:16,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:16,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:16,759 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:16,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:39:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:18,024 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:18,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:39:18,689 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:19,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:39:19,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:39:29,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:39:30,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:30,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 112 states and 171 transitions. [2024-11-08 19:39:30,421 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 171 transitions. [2024-11-08 19:39:30,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:39:30,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:30,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:30,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:30,427 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:30,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:39:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:37,808 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:38,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 19:39:38,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:39,081 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 19:39:39,135 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 19:39:39,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:39:39,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:39:39,350 INFO L224 Elim1Store]: Index analysis took 106 ms [2024-11-08 19:39:40,141 INFO L349 Elim1Store]: treesize reduction 60, result has 13.0 percent of original size [2024-11-08 19:39:40,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 69 [2024-11-08 19:39:40,257 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-08 19:39:40,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:39:41,481 INFO L349 Elim1Store]: treesize reduction 85, result has 15.8 percent of original size [2024-11-08 19:39:41,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 52645 treesize of output 52380 [2024-11-08 19:39:52,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:39:52,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:39:52,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 65 [2024-11-08 19:39:52,178 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-08 19:39:52,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:39:53,048 INFO L349 Elim1Store]: treesize reduction 85, result has 15.8 percent of original size [2024-11-08 19:39:53,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 52645 treesize of output 52380 [2024-11-08 19:40:01,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:40:01,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:40:01,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 65 [2024-11-08 19:40:01,640 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-08 19:40:01,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:40:01,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:40:02,464 INFO L349 Elim1Store]: treesize reduction 85, result has 15.8 percent of original size [2024-11-08 19:40:02,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 52641 treesize of output 52376 [2024-11-08 19:40:11,067 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 19:40:15,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:40:15,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:40:31,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:40:39,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:40:44,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:44,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 117 states and 183 transitions. [2024-11-08 19:40:44,921 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 183 transitions. [2024-11-08 19:40:44,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:40:44,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:44,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:44,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:44,928 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:44,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:40:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:45,988 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:46,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:40:46,440 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:47,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:40:47,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 19:40:48,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:48,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 117 states and 181 transitions. [2024-11-08 19:40:48,162 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 181 transitions. [2024-11-08 19:40:48,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:40:48,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:48,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:48,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:48,167 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:48,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:40:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:49,163 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:49,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:40:49,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:50,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:40:50,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 19:40:51,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:51,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 117 states and 179 transitions. [2024-11-08 19:40:51,628 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2024-11-08 19:40:51,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 19:40:51,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:51,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:51,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:51,632 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:51,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 19:40:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:52,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:53,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:40:53,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:53,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:40:53,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 19:40:53,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:53,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 119 states and 183 transitions. [2024-11-08 19:40:53,345 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 183 transitions. [2024-11-08 19:40:53,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 19:40:53,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:53,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:53,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:53,353 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:53,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 19:40:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:54,482 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:54,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:40:54,905 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:40:58,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 19:41:15,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:41:51,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:51,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 126 states and 201 transitions. [2024-11-08 19:41:51,202 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2024-11-08 19:41:51,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 19:41:51,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:51,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:51,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:51,209 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:51,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 19:41:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:52,348 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:52,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:52,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:41:52,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:54,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:54,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:56,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:56,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 126 states and 198 transitions. [2024-11-08 19:41:56,612 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 198 transitions. [2024-11-08 19:41:56,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:41:56,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:56,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:56,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:56,616 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:56,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 19:41:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:57,921 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:58,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:41:58,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:58,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:41:58,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:05,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:05,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 127 states and 198 transitions. [2024-11-08 19:42:05,398 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 198 transitions. [2024-11-08 19:42:05,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:42:05,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:05,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:05,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:05,403 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:05,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 19:42:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:06,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:07,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:42:07,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:07,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:42:07,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:13,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:13,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 128 states and 198 transitions. [2024-11-08 19:42:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 198 transitions. [2024-11-08 19:42:13,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 19:42:13,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:13,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:13,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:13,603 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:13,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 19:42:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:15,029 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:15,481 INFO L255 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:42:15,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:17,495 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:42:17,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:41,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:41,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 132 states and 209 transitions. [2024-11-08 19:42:41,334 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 209 transitions. [2024-11-08 19:42:41,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 19:42:41,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:41,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:41,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:41,341 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:41,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 19:42:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:43,177 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:43,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:42:43,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:43,917 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:42:43,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-08 19:42:50,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:50,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 135 states and 216 transitions. [2024-11-08 19:42:50,976 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2024-11-08 19:42:50,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 19:42:50,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:50,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:50,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:50,982 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:50,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 19:42:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:52,991 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:53,545 INFO L255 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:42:53,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:11,101 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:43:11,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 19:43:37,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:45:37,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:37,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 173 states and 312 transitions. [2024-11-08 19:45:37,225 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 312 transitions. [2024-11-08 19:45:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 19:45:37,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:37,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:37,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:37,228 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:37,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 19:45:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:38,783 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:39,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:45:39,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 19:45:39,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-08 19:45:54,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 178 states and 321 transitions. [2024-11-08 19:45:54,163 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 321 transitions. [2024-11-08 19:45:54,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 19:45:54,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:54,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:54,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:54,168 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:54,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 19:45:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:55,880 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:56,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:56,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:45:56,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:57,027 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 19:45:57,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-08 19:46:01,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:01,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 181 states and 326 transitions. [2024-11-08 19:46:01,400 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 326 transitions. [2024-11-08 19:46:01,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 19:46:01,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:01,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:01,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:01,403 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:01,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 19:46:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:03,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:03,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:46:03,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:07,002 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:46:07,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-08 19:46:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:39,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 184 states and 334 transitions. [2024-11-08 19:46:39,992 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 334 transitions. [2024-11-08 19:46:39,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 19:46:39,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:39,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:39,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:39,995 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:39,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 19:46:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:41,782 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:42,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:46:42,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:44,887 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:46:44,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-08 19:47:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:29,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 190 states and 350 transitions. [2024-11-08 19:47:29,148 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 350 transitions. [2024-11-08 19:47:29,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 19:47:29,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:29,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:29,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:29,153 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:29,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 19:47:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:30,961 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:31,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:47:31,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:35,967 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:47:35,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 19:47:42,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:47:43,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:47:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:43,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 190 states and 348 transitions. [2024-11-08 19:47:43,539 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 348 transitions. [2024-11-08 19:47:43,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 19:47:43,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:43,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:43,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:43,545 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:43,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 19:47:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:45,406 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:45,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:47:45,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:49,813 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:47:49,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:53,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:53,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 190 states and 346 transitions. [2024-11-08 19:47:53,947 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 346 transitions. [2024-11-08 19:47:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 19:47:53,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:53,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:53,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:53,951 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:53,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 19:47:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:55,887 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:56,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:47:56,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:01,457 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:48:01,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-08 19:48:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 190 states and 344 transitions. [2024-11-08 19:48:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 344 transitions. [2024-11-08 19:48:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 19:48:06,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:06,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:06,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:06,948 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:06,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 19:48:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:08,996 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:09,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:48:09,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:13,367 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:48:13,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:17,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:17,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 190 states and 342 transitions. [2024-11-08 19:48:17,747 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 342 transitions. [2024-11-08 19:48:17,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 19:48:17,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:17,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:17,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:17,754 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:17,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-08 19:48:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:19,834 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:20,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:48:20,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:36,555 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:48:36,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:33,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 209 states and 404 transitions. [2024-11-08 19:50:33,664 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 404 transitions. [2024-11-08 19:50:33,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 19:50:33,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:33,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:33,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:33,671 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:33,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-08 19:50:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:35,825 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:36,247 INFO L255 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:50:36,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:38,928 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:50:38,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-08 19:51:08,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:08,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 211 states and 408 transitions. [2024-11-08 19:51:08,046 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 408 transitions. [2024-11-08 19:51:08,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 19:51:08,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:08,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:08,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:08,051 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:08,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-08 19:51:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:10,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:10,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:51:10,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:13,364 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:51:13,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-08 19:51:29,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:29,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 212 states and 411 transitions. [2024-11-08 19:51:29,344 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 411 transitions. [2024-11-08 19:51:29,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 19:51:29,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:29,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:29,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:29,349 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:29,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-08 19:51:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:32,126 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:32,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:51:32,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:35,605 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:51:35,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-08 19:52:38,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:38,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 218 states and 426 transitions. [2024-11-08 19:52:38,857 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 426 transitions. [2024-11-08 19:52:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 19:52:38,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:38,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:38,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:38,864 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:38,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-08 19:52:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:41,280 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:41,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:52:41,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:44,476 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 19:52:44,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-08 19:53:03,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:53:04,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 219 states and 426 transitions. [2024-11-08 19:53:04,208 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 426 transitions. [2024-11-08 19:53:04,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 19:53:04,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:04,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:04,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:04,214 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:04,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-08 19:53:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:06,928 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:07,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:53:07,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:08,256 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-08 19:53:08,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-08 19:53:26,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:26,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 207 states and 392 transitions. [2024-11-08 19:53:26,285 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 392 transitions. [2024-11-08 19:53:26,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 19:53:26,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:26,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:26,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:26,291 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:26,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-08 19:53:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:29,645 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:30,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:53:30,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:34,113 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 19:53:34,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c82b87c6-75d4-48db-a0db-1b5e08f3d1d2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0