./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/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_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/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_9faa5101-7b29-433b-aaa0-35aa0271fa44/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 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:31:35,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:31:35,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:31:35,870 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:31:35,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:31:35,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:31:35,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:31:35,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:31:35,908 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:31:35,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:31:35,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:31:35,910 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:31:35,910 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:31:35,910 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:31:35,911 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:31:35,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:31:35,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:31:35,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:31:35,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:31:35,912 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:31:35,913 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:31:35,916 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:31:35,916 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:31:35,917 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:31:35,917 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:31:35,917 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:31:35,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:31:35,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:35,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:31:35,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:31:35,919 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:31:35,919 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:31:35,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:31:35,919 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_9faa5101-7b29-433b-aaa0-35aa0271fa44/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 [2024-11-08 23:31:36,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:31:36,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:31:36,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:31:36,269 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:31:36,269 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:31:36,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:31:38,348 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:31:38,888 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:31:38,889 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i [2024-11-08 23:31:38,941 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/data/69b1b0a36/4b03318287a2403fbf4a5f2ee0e892ed/FLAG59a2bb352 [2024-11-08 23:31:38,962 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/data/69b1b0a36/4b03318287a2403fbf4a5f2ee0e892ed [2024-11-08 23:31:38,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:31:38,970 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:31:38,973 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:38,973 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:31:38,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:31:38,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:38" (1/1) ... [2024-11-08 23:31:38,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9f5f5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:38, skipping insertion in model container [2024-11-08 23:31:38,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:38" (1/1) ... [2024-11-08 23:31:39,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:31:40,510 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1625) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3216) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2295) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1237) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1652) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:31:40,517 INFO L158 Benchmark]: Toolchain (without parser) took 1546.23ms. Allocated memory is still 144.7MB. Free memory was 105.7MB in the beginning and 104.4MB in the end (delta: 1.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:31:40,518 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:40,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1542.20ms. Allocated memory is still 144.7MB. Free memory was 105.2MB in the beginning and 104.4MB in the end (delta: 803.6kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:31:40,525 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1542.20ms. Allocated memory is still 144.7MB. Free memory was 105.2MB in the beginning and 104.4MB in the end (delta: 803.6kB). Peak memory consumption was 14.7MB. 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_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/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_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/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_9faa5101-7b29-433b-aaa0-35aa0271fa44/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 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:31:43,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:31:43,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:31:43,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:31:43,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:31:43,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:31:43,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:31:43,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:31:43,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:31:43,212 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:31:43,213 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:31:43,213 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:31:43,214 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:31:43,216 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:31:43,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:31:43,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:31:43,217 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:31:43,218 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:31:43,218 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:31:43,218 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:31:43,219 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:31:43,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:31:43,223 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:31:43,224 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:31:43,224 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:31:43,224 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:31:43,224 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:43,225 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:31:43,225 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:31:43,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:43,225 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:31:43,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:31:43,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:31:43,226 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:31:43,227 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:43,228 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:31:43,228 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_9faa5101-7b29-433b-aaa0-35aa0271fa44/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 [2024-11-08 23:31:43,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:31:43,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:31:43,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:31:43,657 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:31:43,657 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:31:43,659 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:31:45,689 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:31:46,152 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:31:46,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i [2024-11-08 23:31:46,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/data/82b6ce64b/79aa9df188814f5b845ea56261d9c9f3/FLAG846eaa35e [2024-11-08 23:31:46,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/data/82b6ce64b/79aa9df188814f5b845ea56261d9c9f3 [2024-11-08 23:31:46,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:31:46,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:31:46,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:46,216 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:31:46,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:31:46,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:46" (1/1) ... [2024-11-08 23:31:46,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cf38c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:46, skipping insertion in model container [2024-11-08 23:31:46,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:46" (1/1) ... [2024-11-08 23:31:46,326 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:31:47,485 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_9faa5101-7b29-433b-aaa0-35aa0271fa44/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i[71467,71480] [2024-11-08 23:31:47,815 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:31:47,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:47,836 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:31:47,893 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_9faa5101-7b29-433b-aaa0-35aa0271fa44/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i[71467,71480] [2024-11-08 23:31:48,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:48,371 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:31:48,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48 WrapperNode [2024-11-08 23:31:48,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:48,372 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:48,372 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:31:48,372 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:31:48,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,460 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,602 INFO L138 Inliner]: procedures = 779, calls = 784, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1348 [2024-11-08 23:31:48,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:48,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:31:48,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:31:48,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:31:48,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,725 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,747 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,762 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:31:48,767 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:31:48,767 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:31:48,767 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:31:48,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:48" (1/1) ... [2024-11-08 23:31:48,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:48,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:31:48,808 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:31:48,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:31:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 23:31:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-08 23:31:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:31:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:31:48,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:31:48,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-08 23:31:48,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-08 23:31:48,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:31:48,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:31:48,852 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-08 23:31:48,853 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-08 23:31:48,853 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:31:48,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:31:48,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:31:48,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:31:48,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 23:31:48,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 23:31:48,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:31:48,856 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-08 23:31:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-08 23:31:48,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:31:48,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:31:48,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:31:48,857 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-08 23:31:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-08 23:31:49,163 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:31:49,168 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:32:34,236 INFO L? ?]: Removed 295 outVars from TransFormulas that were not future-live. [2024-11-08 23:32:34,236 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:32:36,307 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:32:36,308 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-08 23:32:36,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:32:36 BoogieIcfgContainer [2024-11-08 23:32:36,310 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:32:36,310 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:32:36,311 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:32:36,320 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:32:36,321 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:32:36" (1/1) ... [2024-11-08 23:32:36,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:32:36,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:36,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 183 states and 289 transitions. [2024-11-08 23:32:36,408 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 289 transitions. [2024-11-08 23:32:36,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-08 23:32:36,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:36,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:32:36,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:32:36,421 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:32:36,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:32:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:49,730 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:32:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:57,058 INFO L255 TraceCheckSpWp]: Trace formula consists of 2021 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:32:57,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:32:57,742 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-08 23:32:57,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:33:07,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:33:11,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:33:11,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:11,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 202 states and 338 transitions. [2024-11-08 23:33:11,472 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 338 transitions. [2024-11-08 23:33:11,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-08 23:33:11,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:11,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:11,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:11,493 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:11,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:33:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:22,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:27,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 2024 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:33:27,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:27,186 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-08 23:33:27,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:33:27,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:27,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 202 states and 336 transitions. [2024-11-08 23:33:27,423 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 336 transitions. [2024-11-08 23:33:27,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-08 23:33:27,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:27,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:27,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:27,432 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:27,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:33:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:38,094 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:43,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 2023 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:33:43,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:44,032 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-11-08 23:33:44,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:33:45,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:33:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:45,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 202 states and 334 transitions. [2024-11-08 23:33:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 334 transitions. [2024-11-08 23:33:45,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-08 23:33:45,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:45,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:45,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:45,987 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:45,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:33:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:56,451 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:34:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:02,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 2023 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:34:02,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:03,687 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-08 23:34:03,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 23:34:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:05,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 210 states and 360 transitions. [2024-11-08 23:34:05,147 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 360 transitions. [2024-11-08 23:34:05,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-08 23:34:05,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:05,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:34:05,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:34:05,154 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:34:05,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:34:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:16,436 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:34:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:21,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 2047 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:34:21,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-08 23:34:21,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:34:24,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:34:25,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:34:25,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:25,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 211 states and 360 transitions. [2024-11-08 23:34:25,966 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 360 transitions. [2024-11-08 23:34:25,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-08 23:34:25,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:25,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:34:25,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:34:25,975 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:34:25,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:34:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:38,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:34:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:45,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:34:45,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-08 23:34:45,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 23:34:45,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:45,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 211 states and 358 transitions. [2024-11-08 23:34:45,670 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 358 transitions. [2024-11-08 23:34:45,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-08 23:34:45,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:45,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:34:45,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:34:45,678 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:34:45,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:34:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:58,244 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:35:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:03,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 2063 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:35:03,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:35:04,255 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-08 23:35:04,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 23:35:05,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:05,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 212 states and 358 transitions. [2024-11-08 23:35:05,170 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 358 transitions. [2024-11-08 23:35:05,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-08 23:35:05,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:05,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:05,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:05,176 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:05,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:35:17,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:17,913 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:35:23,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:23,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 2030 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:35:23,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:35:25,052 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-08 23:35:25,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 23:35:27,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:27,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 221 states and 388 transitions. [2024-11-08 23:35:27,560 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 388 transitions. [2024-11-08 23:35:27,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-08 23:35:27,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:27,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:27,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:27,567 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:27,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:35:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:39,783 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:35:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:45,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 2040 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:35:45,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:35:46,233 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-08 23:35:46,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 23:35:47,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:35:48,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:35:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:49,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 221 states and 386 transitions. [2024-11-08 23:35:49,119 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 386 transitions. [2024-11-08 23:35:49,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-08 23:35:49,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:49,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:49,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:49,127 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:49,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:36:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:00,709 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:36:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:06,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 2032 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:36:06,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:36:06,943 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-08 23:36:07,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 23:36:08,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:08,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 224 states and 391 transitions. [2024-11-08 23:36:08,390 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 391 transitions. [2024-11-08 23:36:08,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-08 23:36:08,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:08,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:08,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:36:08,397 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:36:08,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:36:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:21,246 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:36:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:26,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:36:26,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:36:27,285 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-08 23:36:27,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 23:36:30,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:30,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 232 states and 421 transitions. [2024-11-08 23:36:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 421 transitions. [2024-11-08 23:36:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-08 23:36:30,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:30,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:30,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:36:30,597 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:36:30,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:36:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:43,138 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:36:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:47,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 2064 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:36:47,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:36:48,153 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-08 23:36:48,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 23:36:48,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:48,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 232 states and 419 transitions. [2024-11-08 23:36:48,610 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 419 transitions. [2024-11-08 23:36:48,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-08 23:36:48,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:48,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:48,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:36:48,616 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:36:48,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:37:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:37:01,072 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:37:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:37:05,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 2053 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:37:05,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:37:06,293 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-08 23:37:06,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-08 23:37:09,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:37:11,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:37:11,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:37:11,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 233 states and 419 transitions. [2024-11-08 23:37:11,334 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 419 transitions. [2024-11-08 23:37:11,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:37:11,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:37:11,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:37:11,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:37:11,341 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:37:11,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:37:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:37:24,369 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:37:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:37:29,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:37:29,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:37:29,908 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 23:37:29,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-08 23:37:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:37:30,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 233 states and 417 transitions. [2024-11-08 23:37:30,495 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 417 transitions. [2024-11-08 23:37:30,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:37:30,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:37:30,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:37:30,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:37:30,500 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:37:30,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:38:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:10,027 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:38:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:14,957 INFO L255 TraceCheckSpWp]: Trace formula consists of 2009 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:38:14,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:38:18,523 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-08 23:38:18,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-08 23:38:29,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:38:40,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:38:40,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 257 states and 498 transitions. [2024-11-08 23:38:40,254 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 498 transitions. [2024-11-08 23:38:40,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:38:40,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:38:40,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:40,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:38:40,259 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:38:40,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:38:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:52,550 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:38:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:57,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 2025 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:38:57,168 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:38:58,871 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 23:38:58,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-08 23:39:00,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:39:02,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:39:08,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:39:08,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 264 states and 530 transitions. [2024-11-08 23:39:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 530 transitions. [2024-11-08 23:39:08,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 23:39:08,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:39:08,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:39:08,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:39:08,853 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:39:08,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 23:39:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:39:21,597 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:39:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:39:26,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 2049 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:39:26,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:39:26,934 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 23:39:26,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 23:39:29,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:39:29,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 265 states and 530 transitions. [2024-11-08 23:39:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 530 transitions. [2024-11-08 23:39:29,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 23:39:29,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:39:29,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:39:29,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:39:29,033 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:39:29,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 23:40:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:09,628 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:40:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:14,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 2027 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:40:14,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:17,563 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-08 23:40:17,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-08 23:40:24,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:24,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 272 states and 557 transitions. [2024-11-08 23:40:24,740 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 557 transitions. [2024-11-08 23:40:24,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 23:40:24,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:24,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:40:24,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:40:24,746 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:40:24,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9faa5101-7b29-433b-aaa0-35aa0271fa44/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process