./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_0_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_0_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3 --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 2ed83590535b938167dd27e180a37597ec687476af72da8b559de80c3fd01fc6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:42:39,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:42:39,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:42:39,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:42:39,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:42:39,473 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:42:39,474 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:42:39,475 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:42:39,475 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:42:39,475 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:42:39,476 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:42:39,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:42:39,477 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:42:39,478 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:42:39,478 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:42:39,478 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:42:39,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:42:39,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:42:39,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:42:39,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:42:39,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:42:39,479 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:42:39,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:42:39,480 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2ed83590535b938167dd27e180a37597ec687476af72da8b559de80c3fd01fc6 [2024-11-25 04:42:39,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:42:39,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:42:39,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:42:39,835 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:42:39,835 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:42:39,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_0_unsafe.c-amalgamation.i [2024-11-25 04:42:42,797 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/data/7a609c418/77f636b5fa5c49f4ab5fea6a0a5f66e9/FLAG42cb3bd5d [2024-11-25 04:42:43,353 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:42:43,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_0_unsafe.c-amalgamation.i [2024-11-25 04:42:43,396 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/data/7a609c418/77f636b5fa5c49f4ab5fea6a0a5f66e9/FLAG42cb3bd5d [2024-11-25 04:42:43,419 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/data/7a609c418/77f636b5fa5c49f4ab5fea6a0a5f66e9 [2024-11-25 04:42:43,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:42:43,423 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:42:43,424 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:42:43,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:42:43,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:42:43,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:42:43" (1/1) ... [2024-11-25 04:42:43,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215b953d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:43, skipping insertion in model container [2024-11-25 04:42:43,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:42:43" (1/1) ... [2024-11-25 04:42:43,513 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:42:44,652 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_91ff027d-4732-4840-a4a0-b9aa7a2e346d/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_0_unsafe.c-amalgamation.i[71397,71410] [2024-11-25 04:42:44,936 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:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) 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:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoopBody(CHandler.java:3602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1554) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) 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:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) 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:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:42:44,944 INFO L158 Benchmark]: Toolchain (without parser) took 1520.07ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 85.4MB in the end (delta: 28.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:42:44,944 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:42:44,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1518.02ms. Allocated memory is still 142.6MB. Free memory was 113.4MB in the beginning and 85.4MB in the end (delta: 28.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:42:44,946 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1518.02ms. Allocated memory is still 142.6MB. Free memory was 113.4MB in the beginning and 85.4MB in the end (delta: 28.0MB). Peak memory consumption was 33.6MB. 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:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_0_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3 --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 2ed83590535b938167dd27e180a37597ec687476af72da8b559de80c3fd01fc6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:42:47,521 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:42:47,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:42:47,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:42:47,661 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:42:47,662 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:42:47,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:42:47,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:42:47,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:42:47,663 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:42:47,663 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:42:47,663 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:42:47,663 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:42:47,663 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:42:47,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:42:47,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:42:47,664 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:42:47,664 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:42:47,664 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:42:47,664 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:42:47,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:42:47,664 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:42:47,665 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:42:47,665 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:42:47,665 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:42:47,665 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:42:47,665 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:42:47,665 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:42:47,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:42:47,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:42:47,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:42:47,666 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:42:47,666 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:42:47,666 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:42:47,667 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:42:47,667 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:42:47,667 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2ed83590535b938167dd27e180a37597ec687476af72da8b559de80c3fd01fc6 [2024-11-25 04:42:47,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:42:47,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:42:47,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:42:47,992 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:42:47,993 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:42:47,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_0_unsafe.c-amalgamation.i [2024-11-25 04:42:50,973 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/data/fa26ad513/91c9d4bb84ad4b4ea14d19778adfa418/FLAG1296ea1d6 [2024-11-25 04:42:51,362 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:42:51,363 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_0_unsafe.c-amalgamation.i [2024-11-25 04:42:51,416 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/data/fa26ad513/91c9d4bb84ad4b4ea14d19778adfa418/FLAG1296ea1d6 [2024-11-25 04:42:51,438 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/data/fa26ad513/91c9d4bb84ad4b4ea14d19778adfa418 [2024-11-25 04:42:51,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:42:51,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:42:51,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:42:51,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:42:51,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:42:51,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:42:51" (1/1) ... [2024-11-25 04:42:51,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@713f9472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:51, skipping insertion in model container [2024-11-25 04:42:51,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:42:51" (1/1) ... [2024-11-25 04:42:51,537 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:42:52,796 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_91ff027d-4732-4840-a4a0-b9aa7a2e346d/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_0_unsafe.c-amalgamation.i[71397,71410] [2024-11-25 04:42:53,286 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:42:53,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:42:53,397 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:42:53,501 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_91ff027d-4732-4840-a4a0-b9aa7a2e346d/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_0_unsafe.c-amalgamation.i[71397,71410] [2024-11-25 04:42:53,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:42:53,940 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:42:53,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53 WrapperNode [2024-11-25 04:42:53,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:42:53,942 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:42:53,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:42:53,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:42:53,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,048 INFO L138 Inliner]: procedures = 780, calls = 705, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 394 [2024-11-25 04:42:54,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:42:54,049 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:42:54,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:42:54,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:42:54,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,071 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,071 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,104 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,106 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,115 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:42:54,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:42:54,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:42:54,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:42:54,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:53" (1/1) ... [2024-11-25 04:42:54,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:42:54,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:42:54,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:42:54,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:42:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-25 04:42:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-25 04:42:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-25 04:42:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-25 04:42:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:42:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:42:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:42:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-25 04:42:54,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-25 04:42:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:42:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 04:42:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-25 04:42:54,208 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-25 04:42:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-25 04:42:54,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-25 04:42:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:42:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:42:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 04:42:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-25 04:42:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-25 04:42:54,209 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-25 04:42:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 04:42:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-25 04:42:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-25 04:42:54,511 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:42:54,514 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:43:16,256 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-25 04:43:16,256 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:43:16,702 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:43:16,703 INFO L312 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-25 04:43:16,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:43:16 BoogieIcfgContainer [2024-11-25 04:43:16,703 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:43:16,704 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:43:16,704 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:43:16,716 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:43:16,716 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:43:16" (1/1) ... [2024-11-25 04:43:16,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:43:16,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:16,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-11-25 04:43:16,783 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-11-25 04:43:16,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:43:16,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:43:16,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:16,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:43:16,791 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:43:16,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:43:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:21,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:43:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:22,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-25 04:43:22,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:43:22,591 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 04:43:22,607 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 04:43:22,632 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 04:43:22,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:22,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:22,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 75 [2024-11-25 04:43:22,930 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 04:43:23,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:23,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:23,352 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2024-11-25 04:43:23,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 27 [2024-11-25 04:43:23,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:23,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:23,835 INFO L224 Elim1Store]: Index analysis took 163 ms [2024-11-25 04:43:24,612 INFO L349 Elim1Store]: treesize reduction 60, result has 13.0 percent of original size [2024-11-25 04:43:24,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 79 [2024-11-25 04:43:24,664 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 04:43:24,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:25,150 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2024-11-25 04:43:25,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 31 [2024-11-25 04:43:26,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:26,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:26,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 75 [2024-11-25 04:43:26,247 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 04:43:26,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:26,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:26,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:43:26,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2024-11-25 04:43:31,261 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:43:31,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 328 treesize of output 244 [2024-11-25 04:43:31,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2024-11-25 04:43:31,880 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:43:31,882 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2024-11-25 04:43:32,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:43:32,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:43:44,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:43:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:48,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 73 states and 114 transitions. [2024-11-25 04:43:48,054 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2024-11-25 04:43:48,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:43:48,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:43:48,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:48,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:43:48,060 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:43:48,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:43:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:48,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:43:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:49,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:43:49,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:43:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:43:51,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:44:08,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:44:24,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:44:24,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 77 states and 123 transitions. [2024-11-25 04:44:24,411 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2024-11-25 04:44:24,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:44:24,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:44:24,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:44:24,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:44:24,414 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:44:24,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:44:25,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:25,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:44:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:25,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:44:25,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:44:30,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:44:30,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:44:50,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:45:18,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:18,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 82 states and 138 transitions. [2024-11-25 04:45:18,932 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 138 transitions. [2024-11-25 04:45:18,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:45:18,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:18,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:45:18,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:45:18,936 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:45:18,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 04:45:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:19,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:45:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:20,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:45:20,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:45:20,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:20,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 04:45:27,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:27,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 83 states and 141 transitions. [2024-11-25 04:45:27,282 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 141 transitions. [2024-11-25 04:45:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:45:27,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:27,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:45:27,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:45:27,285 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:45:27,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 04:45:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:28,191 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:45:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:28,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:45:28,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:45:28,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:29,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 04:45:35,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:35,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 84 states and 143 transitions. [2024-11-25 04:45:35,808 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 143 transitions. [2024-11-25 04:45:35,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:45:35,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:35,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:45:35,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:45:35,815 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:45:35,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 04:45:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:36,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:45:37,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:37,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:45:37,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:45:39,856 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:45:39,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 04:45:59,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:59,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 87 states and 151 transitions. [2024-11-25 04:45:59,110 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 151 transitions. [2024-11-25 04:45:59,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:45:59,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:59,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:45:59,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:45:59,114 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:45:59,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 04:46:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:46:00,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:46:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:46:00,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:46:00,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:46:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:46:00,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 04:46:09,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:46:09,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 89 states and 157 transitions. [2024-11-25 04:46:09,212 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 157 transitions. [2024-11-25 04:46:09,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 04:46:09,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:46:09,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:46:09,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:46:09,221 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:46:09,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 04:46:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:46:10,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:46:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:46:10,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:46:10,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:46:33,328 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:46:33,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-25 04:46:59,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:47:50,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:47:52,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:48:48,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:48:48,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 121 states and 235 transitions. [2024-11-25 04:48:48,726 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 235 transitions. [2024-11-25 04:48:48,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 04:48:48,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:48:48,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:48:48,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:48:48,732 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:48:48,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 04:48:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:48:49,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:48:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:48:50,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:48:50,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:48:51,011 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 04:48:51,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 04:48:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:48:57,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 126 states and 245 transitions. [2024-11-25 04:48:57,625 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 245 transitions. [2024-11-25 04:48:57,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 04:48:57,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:48:57,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:48:57,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:48:57,634 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:48:57,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 04:48:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:48:58,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:48:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:48:59,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:48:59,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:49:00,113 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 04:49:00,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-25 04:49:05,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:49:05,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 119 states and 224 transitions. [2024-11-25 04:49:05,835 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 224 transitions. [2024-11-25 04:49:05,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 04:49:05,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:49:05,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:49:05,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:49:05,840 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:49:05,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 04:49:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:49:07,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:49:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:49:07,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:49:07,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:49:11,754 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:49:11,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 04:50:04,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:50:04,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 123 states and 237 transitions. [2024-11-25 04:50:04,524 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 237 transitions. [2024-11-25 04:50:04,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 04:50:04,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:50:04,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:50:04,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:50:04,528 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:50:04,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 04:50:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:50:06,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:50:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:50:06,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:50:06,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:50:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:50:10,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-25 04:50:36,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:50:36,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 125 states and 242 transitions. [2024-11-25 04:50:36,392 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 242 transitions. [2024-11-25 04:50:36,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 04:50:36,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:50:36,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:50:36,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:50:36,399 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:50:36,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 04:50:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:50:37,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:50:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:50:38,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:50:38,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:50:57,803 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:50:57,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 04:52:45,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:52:45,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 140 states and 287 transitions. [2024-11-25 04:52:45,183 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 287 transitions. [2024-11-25 04:52:45,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 04:52:45,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:52:45,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:52:45,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:52:45,188 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:52:45,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 04:52:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:52:46,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:52:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:52:47,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:52:47,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:52:51,303 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:52:51,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-25 04:54:01,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:54:01,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 144 states and 300 transitions. [2024-11-25 04:54:01,184 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 300 transitions. [2024-11-25 04:54:01,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 04:54:01,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:54:01,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:54:01,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:54:01,189 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:54:01,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 04:54:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:54:02,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:54:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:54:03,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:54:03,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:54:07,535 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:54:07,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-25 04:54:40,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:54:40,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 146 states and 305 transitions. [2024-11-25 04:54:40,140 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 305 transitions. [2024-11-25 04:54:40,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-25 04:54:40,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:54:40,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:54:40,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:54:40,144 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:54:40,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 04:54:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:54:41,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:54:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:54:42,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:54:42,158 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:55:06,640 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:55:06,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 04:55:16,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:55:18,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:57:25,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:57:25,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 162 states and 356 transitions. [2024-11-25 04:57:25,785 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 356 transitions. [2024-11-25 04:57:25,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-25 04:57:25,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:57:25,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:57:25,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:57:25,789 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:57:25,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 04:57:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:57:27,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:57:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:57:27,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:57:27,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:57:32,229 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:57:32,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ff027d-4732-4840-a4a0-b9aa7a2e346d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0