./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_1_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/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_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/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_1f213ae8-7c06-4869-ba06-5600617d5e17/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 0f27348f13f603e91518950a3438785f62ebe3f36ad88d598a940642290e58d1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:12:31,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:12:31,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:12:31,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:12:31,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:12:31,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:12:31,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:12:31,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:12:31,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:12:31,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:12:31,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:12:31,454 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:12:31,455 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:12:31,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:12:31,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:12:31,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:12:31,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:12:31,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:12:31,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:12:31,458 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:12:31,458 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:12:31,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:12:31,462 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:12:31,463 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:12:31,463 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:12:31,463 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:12:31,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:12:31,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:31,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:12:31,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:12:31,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:12:31,465 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:12:31,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:12:31,467 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_1f213ae8-7c06-4869-ba06-5600617d5e17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f27348f13f603e91518950a3438785f62ebe3f36ad88d598a940642290e58d1 [2024-11-09 00:12:31,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:12:31,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:12:31,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:12:31,829 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:12:31,830 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:12:31,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-09 00:12:33,807 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:12:34,200 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:12:34,201 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_1_safe.c-amalgamation.i [2024-11-09 00:12:34,236 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/data/865a26101/60975e414edd49c79d31986985ac07ac/FLAGd6b9702bd [2024-11-09 00:12:34,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/data/865a26101/60975e414edd49c79d31986985ac07ac [2024-11-09 00:12:34,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:12:34,262 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:12:34,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:34,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:12:34,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:12:34,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:34" (1/1) ... [2024-11-09 00:12:34,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47abd7ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:34, skipping insertion in model container [2024-11-09 00:12:34,275 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:34" (1/1) ... [2024-11-09 00:12:34,353 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:12:35,306 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) [2024-11-09 00:12:35,315 INFO L158 Benchmark]: Toolchain (without parser) took 1052.45ms. Allocated memory is still 169.9MB. Free memory was 129.5MB in the beginning and 125.0MB in the end (delta: 4.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:12:35,316 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:35,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1047.58ms. Allocated memory is still 169.9MB. Free memory was 129.5MB in the beginning and 125.0MB in the end (delta: 4.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:12:35,318 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1047.58ms. Allocated memory is still 169.9MB. Free memory was 129.5MB in the beginning and 125.0MB in the end (delta: 4.5MB). Peak memory consumption was 12.6MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/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_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/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_1f213ae8-7c06-4869-ba06-5600617d5e17/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 0f27348f13f603e91518950a3438785f62ebe3f36ad88d598a940642290e58d1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:12:37,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:12:37,615 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:12:37,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:12:37,656 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:12:37,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:12:37,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:12:37,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:12:37,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:12:37,660 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:12:37,660 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:12:37,661 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:12:37,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:12:37,661 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:12:37,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:12:37,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:12:37,664 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:12:37,664 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:12:37,664 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:12:37,665 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:12:37,665 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:12:37,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:12:37,669 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:12:37,670 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:12:37,670 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:12:37,670 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:12:37,670 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:37,670 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:12:37,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:12:37,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:37,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:12:37,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:12:37,672 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:12:37,672 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:12:37,673 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:37,674 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:12:37,674 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_1f213ae8-7c06-4869-ba06-5600617d5e17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f27348f13f603e91518950a3438785f62ebe3f36ad88d598a940642290e58d1 [2024-11-09 00:12:38,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:12:38,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:12:38,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:12:38,060 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:12:38,062 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:12:38,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-09 00:12:40,127 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:12:40,600 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:12:40,601 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_1_safe.c-amalgamation.i [2024-11-09 00:12:40,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/data/2ff716e87/f9e380c1fd314db189f2e6c1dca5b44b/FLAGdfb580929 [2024-11-09 00:12:40,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/data/2ff716e87/f9e380c1fd314db189f2e6c1dca5b44b [2024-11-09 00:12:40,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:12:40,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:12:40,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:40,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:12:40,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:12:40,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:40" (1/1) ... [2024-11-09 00:12:40,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@378106d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:40, skipping insertion in model container [2024-11-09 00:12:40,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:40" (1/1) ... [2024-11-09 00:12:40,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:12:41,922 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_1f213ae8-7c06-4869-ba06-5600617d5e17/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_1_safe.c-amalgamation.i[71475,71488] [2024-11-09 00:12:42,247 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 00:12:42,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:42,271 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:12:42,318 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_1f213ae8-7c06-4869-ba06-5600617d5e17/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_1_safe.c-amalgamation.i[71475,71488] [2024-11-09 00:12:42,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:42,797 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:12:42,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42 WrapperNode [2024-11-09 00:12:42,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:42,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:42,799 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:12:42,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:12:42,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:42,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:43,009 INFO L138 Inliner]: procedures = 779, calls = 975, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1547 [2024-11-09 00:12:43,010 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:43,011 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:12:43,011 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:12:43,011 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:12:43,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:43,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:43,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:43,067 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:43,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:43,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:43,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:43,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:43,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:12:43,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:12:43,208 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:12:43,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:12:43,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:42" (1/1) ... [2024-11-09 00:12:43,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:43,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:12:43,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:12:43,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:12:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 00:12:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-09 00:12:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:12:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:12:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:12:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 00:12:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 00:12:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:12:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:12:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-09 00:12:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-09 00:12:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-09 00:12:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-09 00:12:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:12:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:12:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 00:12:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-09 00:12:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:12:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-09 00:12:43,287 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-09 00:12:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 00:12:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:12:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 00:12:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-09 00:12:43,288 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-09 00:12:43,626 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:12:43,628 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:13:21,646 INFO L? ?]: Removed 298 outVars from TransFormulas that were not future-live. [2024-11-09 00:13:21,646 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:13:25,433 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:13:25,436 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-09 00:13:25,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:13:25 BoogieIcfgContainer [2024-11-09 00:13:25,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:13:25,438 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:13:25,439 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:13:25,451 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:13:25,452 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:13:25" (1/1) ... [2024-11-09 00:13:25,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:13:25,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:25,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 184 states and 291 transitions. [2024-11-09 00:13:25,554 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 291 transitions. [2024-11-09 00:13:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-09 00:13:25,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:25,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:25,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:25,568 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:25,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:13:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:41,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:51,105 INFO L255 TraceCheckSpWp]: Trace formula consists of 2792 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:13:51,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:51,970 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-09 00:13:52,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:14:02,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:05,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:05,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:05,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 203 states and 341 transitions. [2024-11-09 00:14:05,421 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 341 transitions. [2024-11-09 00:14:05,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-09 00:14:05,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:05,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:05,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:05,435 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:05,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:14:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:21,104 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:29,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 2797 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:14:29,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2024-11-09 00:14:29,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:14:30,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:30,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 203 states and 339 transitions. [2024-11-09 00:14:30,051 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 339 transitions. [2024-11-09 00:14:30,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-09 00:14:30,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:30,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:30,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:30,059 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:30,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:14:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:46,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:54,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 2794 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:14:54,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:55,147 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-09 00:14:55,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:57,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:58,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:58,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:58,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 203 states and 337 transitions. [2024-11-09 00:14:58,857 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 337 transitions. [2024-11-09 00:14:58,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-09 00:14:58,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:58,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:58,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:58,868 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:58,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:15:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:15:15,608 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:15:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:15:25,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 2797 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:15:25,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:15:26,925 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-09 00:15:26,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 00:15:28,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:15:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 211 states and 363 transitions. [2024-11-09 00:15:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 363 transitions. [2024-11-09 00:15:28,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 00:15:28,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:15:28,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:15:28,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:15:28,766 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:15:28,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:15:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:15:47,295 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:15:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:15:57,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 2845 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:15:57,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:15:58,228 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-09 00:15:58,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:16:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 212 states and 363 transitions. [2024-11-09 00:16:00,429 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2024-11-09 00:16:00,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 00:16:00,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:00,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:16:00,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:16:00,436 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:16:00,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:16:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:18,352 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:16:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:28,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 2801 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:16:28,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:16:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-09 00:16:29,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 00:16:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 212 states and 361 transitions. [2024-11-09 00:16:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 361 transitions. [2024-11-09 00:16:29,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-09 00:16:29,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:29,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:16:29,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:16:29,436 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:16:29,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:16:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:47,463 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:16:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:58,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 2848 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:16:58,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:16:58,977 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-09 00:16:59,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-09 00:17:00,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:00,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 213 states and 361 transitions. [2024-11-09 00:17:00,227 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2024-11-09 00:17:00,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-09 00:17:00,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:00,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:00,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:17:00,234 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:17:00,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 00:17:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:20,586 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:17:31,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:31,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 2798 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:17:31,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:17:33,119 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-09 00:17:33,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-09 00:17:35,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:35,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 222 states and 391 transitions. [2024-11-09 00:17:35,939 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 391 transitions. [2024-11-09 00:17:35,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-09 00:17:35,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:35,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:35,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:17:35,946 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:17:35,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 00:17:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:54,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:18:04,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:04,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 2811 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:18:04,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:18:04,874 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-09 00:18:04,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 00:18:07,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:18:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 222 states and 389 transitions. [2024-11-09 00:18:08,059 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 389 transitions. [2024-11-09 00:18:08,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 00:18:08,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:08,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:08,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:18:08,066 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:18:08,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 00:18:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:27,084 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:18:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:36,536 INFO L255 TraceCheckSpWp]: Trace formula consists of 2803 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:18:36,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:18:37,267 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-09 00:18:37,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-09 00:18:38,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:38,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 225 states and 394 transitions. [2024-11-09 00:18:38,838 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 394 transitions. [2024-11-09 00:18:38,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 00:18:38,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:38,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:38,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:18:38,843 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:18:38,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 00:18:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:59,587 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:19:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:09,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 2800 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:19:09,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:10,885 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-09 00:19:10,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-09 00:19:14,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:14,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 233 states and 424 transitions. [2024-11-09 00:19:14,322 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 424 transitions. [2024-11-09 00:19:14,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-09 00:19:14,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:14,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:14,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:19:14,328 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:19:14,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 00:19:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:34,240 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:19:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:43,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 2864 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:19:43,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:43,795 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-09 00:19:43,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-09 00:19:44,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:44,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 233 states and 422 transitions. [2024-11-09 00:19:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 422 transitions. [2024-11-09 00:19:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-09 00:19:44,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:44,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:44,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:19:44,525 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:19:44,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-09 00:20:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:04,153 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:20:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:13,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 2824 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:20:13,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:20:14,397 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-09 00:20:14,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-09 00:20:17,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:20:20,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:20:20,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:20,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 234 states and 422 transitions. [2024-11-09 00:20:20,757 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 422 transitions. [2024-11-09 00:20:20,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-09 00:20:20,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:20,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:20:20,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:20:20,763 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:20:20,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-09 00:20:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:43,437 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:20:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:52,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 2802 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:20:52,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:20:53,020 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-09 00:20:53,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-09 00:20:53,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:53,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 234 states and 420 transitions. [2024-11-09 00:20:53,754 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 420 transitions. [2024-11-09 00:20:53,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-09 00:20:53,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:53,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:20:53,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:20:53,760 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:20:53,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 00:22:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:01,399 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:22:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:10,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 2777 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:22:10,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:22:14,405 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 00:22:14,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-09 00:22:25,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:22:39,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:22:39,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 258 states and 502 transitions. [2024-11-09 00:22:39,865 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 502 transitions. [2024-11-09 00:22:39,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-09 00:22:39,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:22:39,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:22:39,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:22:39,874 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:22:39,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-09 00:23:01,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:01,404 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:23:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:11,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 2793 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:23:11,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:13,740 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-09 00:23:13,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-09 00:23:23,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:23,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 265 states and 534 transitions. [2024-11-09 00:23:23,600 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 534 transitions. [2024-11-09 00:23:23,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-09 00:23:23,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:23,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:23:23,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:23:23,606 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:23:23,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-09 00:23:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:43,933 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:23:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:52,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 2820 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:23:52,880 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-09 00:23:53,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-09 00:23:56,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:56,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 266 states and 534 transitions. [2024-11-09 00:23:56,377 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 534 transitions. [2024-11-09 00:23:56,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-09 00:23:56,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:56,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:23:56,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:23:56,381 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:23:56,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-09 00:24:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:17,454 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:24:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:27,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 2820 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:24:27,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:33,036 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:24:33,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-09 00:24:46,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:25:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:14,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 294 states and 637 transitions. [2024-11-09 00:25:14,285 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 637 transitions. [2024-11-09 00:25:14,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 00:25:14,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:14,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:14,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:14,290 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:14,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-09 00:25:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:35,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:43,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 2822 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:25:43,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:47,745 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-09 00:25:47,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-09 00:25:54,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:54,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 294 states and 637 transitions. [2024-11-09 00:25:54,218 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 637 transitions. [2024-11-09 00:25:54,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 00:25:54,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:54,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:54,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:54,223 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:54,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-09 00:26:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:15,667 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:26:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:24,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 2822 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:26:24,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:26:26,947 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-09 00:26:27,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-09 00:26:27,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:27,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 294 states and 637 transitions. [2024-11-09 00:26:27,063 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 637 transitions. [2024-11-09 00:26:27,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 00:26:27,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:27,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:26:27,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:26:27,068 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:26:27,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-09 00:26:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:48,729 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:26:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:58,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 2822 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:26:58,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:27:00,598 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-09 00:27:00,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-09 00:27:00,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:00,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 294 states and 637 transitions. [2024-11-09 00:27:00,720 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 637 transitions. [2024-11-09 00:27:00,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 00:27:00,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:00,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:27:00,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:27:00,725 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:27:00,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f213ae8-7c06-4869-ba06-5600617d5e17/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process