./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV --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 64bit --witnessprinter.graph.data.programhash 3aad10085a254dcaf040179ecd6942588b0bc48b7dc5ef8e6965b5c3dd9887c2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:44,889 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:45,011 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-11 23:51:45,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:51:45,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:51:45,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:45,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:51:45,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:51:45,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:45,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:45,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:45,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:51:45,070 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:45,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:45,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:51:45,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:45,073 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:51:45,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:51:45,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:45,074 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:45,074 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:45,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:45,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:45,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:45,077 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:45,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:51:45,078 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:51:45,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:51:45,079 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:51:45,079 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_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3aad10085a254dcaf040179ecd6942588b0bc48b7dc5ef8e6965b5c3dd9887c2 [2023-11-11 23:51:45,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:45,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:45,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:45,434 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:45,435 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:45,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2023-11-11 23:51:48,725 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:48,982 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:48,983 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2023-11-11 23:51:48,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/data/3dc4cf9c6/541aa8d8ae514669aec5f2e9db33a09f/FLAGd1edea752 [2023-11-11 23:51:49,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/data/3dc4cf9c6/541aa8d8ae514669aec5f2e9db33a09f [2023-11-11 23:51:49,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:49,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:49,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:49,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:49,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:49,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,029 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2318b6d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49, skipping insertion in model container [2023-11-11 23:51:49,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,074 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:49,268 WARN L240 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_1ce45244-ee0c-4a97-883f-4905b356c5e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1260,1273] [2023-11-11 23:51:49,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:49,461 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:49,474 WARN L240 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_1ce45244-ee0c-4a97-883f-4905b356c5e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1260,1273] [2023-11-11 23:51:49,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:49,585 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:49,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49 WrapperNode [2023-11-11 23:51:49,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:49,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:49,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:49,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:49,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,632 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,762 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 679 [2023-11-11 23:51:49,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:49,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:49,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:49,764 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:49,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,791 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,792 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,830 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,872 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:49,873 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:49,873 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:49,873 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:49,874 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:49,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:49,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:49,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:49,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:50,190 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:50,192 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:51,195 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:52,194 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:52,194 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:51:52,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:52 BoogieIcfgContainer [2023-11-11 23:51:52,199 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:52,201 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:52,201 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:52,214 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:52,214 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:52" (1/1) ... [2023-11-11 23:51:52,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:52,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:52,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-11 23:51:52,307 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-11 23:51:52,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:52,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:52,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:51:52,744 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:51:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:51:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:51:53,112 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:51:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:51:53,255 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-11 23:51:53,285 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-11 23:51:53,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:51:53 ImpRootNode [2023-11-11 23:51:53,292 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:51:53,293 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:51:53,293 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:51:53,294 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:51:53,294 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:52" (3/4) ... [2023-11-11 23:51:53,297 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:51:53,298 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:51:53,299 INFO L158 Benchmark]: Toolchain (without parser) took 4280.31ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 127.2MB in the beginning and 111.0MB in the end (delta: 16.2MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. [2023-11-11 23:51:53,300 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:53,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 566.39ms. Allocated memory is still 165.7MB. Free memory was 127.2MB in the beginning and 108.6MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:51:53,302 INFO L158 Benchmark]: Boogie Procedure Inliner took 175.16ms. Allocated memory is still 165.7MB. Free memory was 108.6MB in the beginning and 95.3MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:51:53,302 INFO L158 Benchmark]: Boogie Preprocessor took 108.25ms. Allocated memory is still 165.7MB. Free memory was 95.3MB in the beginning and 90.3MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:51:53,303 INFO L158 Benchmark]: RCFGBuilder took 2326.63ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 89.7MB in the beginning and 165.5MB in the end (delta: -75.8MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:53,304 INFO L158 Benchmark]: CodeCheck took 1091.53ms. Allocated memory is still 224.4MB. Free memory was 165.5MB in the beginning and 112.1MB in the end (delta: 53.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-11 23:51:53,305 INFO L158 Benchmark]: Witness Printer took 5.23ms. Allocated memory is still 224.4MB. Free memory was 112.1MB in the beginning and 111.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:53,309 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 120, overapproximation of bitwiseAnd at line 97. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L32] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 4); [L33] const SORT_7 msb_SORT_7 = (SORT_7)1 << (4 - 1); [L35] const SORT_16 mask_SORT_16 = (SORT_16)-1 >> (sizeof(SORT_16) * 8 - 3); [L36] const SORT_16 msb_SORT_16 = (SORT_16)1 << (3 - 1); [L38] const SORT_1 var_12 = 0; [L39] const SORT_16 var_17 = 0; [L40] const SORT_16 var_20 = 6; [L41] const SORT_16 var_25 = 7; [L42] const SORT_1 var_30 = 1; [L43] const SORT_5 var_34 = 0; [L44] const SORT_7 var_39 = 0; [L45] const SORT_7 var_42 = 8; [L46] const SORT_7 var_44 = 9; [L47] const SORT_7 var_47 = 15; [L48] const SORT_7 var_55 = 12; [L49] const SORT_7 var_58 = 4; [L50] const SORT_7 var_64 = 10; [L51] const SORT_7 var_66 = 11; [L52] const SORT_7 var_69 = 13; [L53] const SORT_7 var_84 = 1; [L54] const SORT_7 var_89 = 5; [L55] const SORT_16 var_114 = 1; [L56] const SORT_16 var_116 = 5; [L57] const SORT_5 var_125 = 1; [L59] SORT_1 input_2; [L60] SORT_1 input_3; [L61] SORT_1 input_4; [L62] SORT_5 input_6; [L63] SORT_7 input_8; [L64] SORT_1 input_9; [L65] SORT_1 input_10; [L66] SORT_1 input_11; [L67] SORT_5 input_93; [L68] SORT_5 input_95; [L69] SORT_5 input_97; [L70] SORT_5 input_99; [L71] SORT_5 input_101; [L72] SORT_5 input_103; [L73] SORT_5 input_105; [L74] SORT_5 input_107; [L75] SORT_5 input_109; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L77] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_16 [L78] SORT_16 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_16; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_16 [L79] SORT_16 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_16; [L80] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 [L80] SORT_5 state_35 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L82] SORT_1 init_14_arg_1 = var_12; [L83] state_13 = init_14_arg_1 [L84] SORT_16 init_19_arg_1 = var_17; [L85] state_18 = init_19_arg_1 [L86] SORT_16 init_24_arg_1 = var_17; [L87] state_23 = init_24_arg_1 [L88] SORT_5 init_36_arg_1 = var_34; [L89] state_35 = init_36_arg_1 VAL [init_14_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_36_arg_1=0, mask_SORT_16=7, mask_SORT_1=1, mask_SORT_5=4095, mask_SORT_7=15, msb_SORT_16=4, msb_SORT_1=1, msb_SORT_5=2048, msb_SORT_7=8, state_13=0, state_18=0, state_23=0, state_35=0, var_114=1, var_116=5, var_125=1, var_12=0, var_17=0, var_20=6, var_25=7, var_30=1, var_34=0, var_39=0, var_42=8, var_44=9, var_47=15, var_55=12, var_58=4, var_64=10, var_66=11, var_69=13, var_84=1, var_89=5] [L92] input_2 = __VERIFIER_nondet_uchar() [L93] input_3 = __VERIFIER_nondet_uchar() [L94] input_4 = __VERIFIER_nondet_uchar() [L95] input_6 = __VERIFIER_nondet_ushort() [L96] input_8 = __VERIFIER_nondet_uchar() [L97] EXPR input_8 & mask_SORT_7 [L97] input_8 = input_8 & mask_SORT_7 [L98] input_9 = __VERIFIER_nondet_uchar() [L99] input_10 = __VERIFIER_nondet_uchar() [L100] input_11 = __VERIFIER_nondet_uchar() [L101] input_93 = __VERIFIER_nondet_ushort() [L102] input_95 = __VERIFIER_nondet_ushort() [L103] input_97 = __VERIFIER_nondet_ushort() [L104] input_99 = __VERIFIER_nondet_ushort() [L105] input_101 = __VERIFIER_nondet_ushort() [L106] input_103 = __VERIFIER_nondet_ushort() [L107] input_105 = __VERIFIER_nondet_ushort() [L108] input_107 = __VERIFIER_nondet_ushort() [L109] input_109 = __VERIFIER_nondet_ushort() [L112] SORT_1 var_15_arg_0 = state_13; [L113] SORT_1 var_15_arg_1 = var_12; [L114] SORT_1 var_15 = var_15_arg_0 == var_15_arg_1; [L115] SORT_16 var_21_arg_0 = state_18; [L116] SORT_16 var_21_arg_1 = var_20; [L117] SORT_1 var_21 = var_21_arg_0 != var_21_arg_1; [L118] SORT_1 var_22_arg_0 = var_15; [L119] SORT_1 var_22_arg_1 = var_21; [L120] EXPR var_22_arg_0 | var_22_arg_1 [L120] SORT_1 var_22 = var_22_arg_0 | var_22_arg_1; [L121] SORT_16 var_26_arg_0 = state_23; [L122] SORT_16 var_26_arg_1 = var_25; [L123] SORT_1 var_26 = var_26_arg_0 == var_26_arg_1; [L124] SORT_1 var_27_arg_0 = var_22; [L125] SORT_1 var_27_arg_1 = var_26; [L126] EXPR var_27_arg_0 | var_27_arg_1 [L126] SORT_1 var_27 = var_27_arg_0 | var_27_arg_1; [L127] SORT_1 var_31_arg_0 = var_27; [L128] SORT_1 var_31 = ~var_31_arg_0; [L129] SORT_1 var_32_arg_0 = var_30; [L130] SORT_1 var_32_arg_1 = var_31; [L131] EXPR var_32_arg_0 & var_32_arg_1 [L131] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L132] EXPR var_32 & mask_SORT_1 [L132] var_32 = var_32 & mask_SORT_1 [L133] SORT_1 bad_33_arg_0 = var_32; [L134] CALL __VERIFIER_assert(!(bad_33_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 566.39ms. Allocated memory is still 165.7MB. Free memory was 127.2MB in the beginning and 108.6MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 175.16ms. Allocated memory is still 165.7MB. Free memory was 108.6MB in the beginning and 95.3MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.25ms. Allocated memory is still 165.7MB. Free memory was 95.3MB in the beginning and 90.3MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2326.63ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 89.7MB in the beginning and 165.5MB in the end (delta: -75.8MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * CodeCheck took 1091.53ms. Allocated memory is still 224.4MB. Free memory was 165.5MB in the beginning and 112.1MB in the end (delta: 53.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 5.23ms. Allocated memory is still 224.4MB. Free memory was 112.1MB in the beginning and 111.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-11 23:51:53,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 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_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV --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 64bit --witnessprinter.graph.data.programhash 3aad10085a254dcaf040179ecd6942588b0bc48b7dc5ef8e6965b5c3dd9887c2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:56,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:56,142 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-11 23:51:56,203 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:56,204 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:51:56,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:51:56,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:56,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:56,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:56,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:51:56,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:56,214 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:51:56,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:56,216 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:51:56,217 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:51:56,217 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:51:56,217 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:51:56,218 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:51:56,218 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:56,219 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:56,219 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:56,220 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:51:56,220 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:51:56,221 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:51:56,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:56,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:56,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:56,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:56,223 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:51:56,223 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:51:56,225 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:51:56,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:51:56,225 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:51:56,226 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:51:56,226 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3aad10085a254dcaf040179ecd6942588b0bc48b7dc5ef8e6965b5c3dd9887c2 [2023-11-11 23:51:56,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:56,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:56,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:56,696 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:56,697 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:56,698 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2023-11-11 23:52:00,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:00,387 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:00,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2023-11-11 23:52:00,404 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/data/3ff8f8ef1/430ca0d8d57d44a68cb87011ca908c64/FLAGdda1910f9 [2023-11-11 23:52:00,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/data/3ff8f8ef1/430ca0d8d57d44a68cb87011ca908c64 [2023-11-11 23:52:00,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:00,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:00,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:00,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:00,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:00,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:00,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9822a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00, skipping insertion in model container [2023-11-11 23:52:00,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:00,472 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:00,643 WARN L240 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_1ce45244-ee0c-4a97-883f-4905b356c5e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1260,1273] [2023-11-11 23:52:00,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:00,778 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:00,790 WARN L240 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_1ce45244-ee0c-4a97-883f-4905b356c5e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1260,1273] [2023-11-11 23:52:00,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:00,920 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:00,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00 WrapperNode [2023-11-11 23:52:00,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:00,922 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:00,922 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:00,922 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:00,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:00,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:01,011 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 329 [2023-11-11 23:52:01,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:01,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:01,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:01,013 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:01,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:01,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:01,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:01,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:01,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:01,067 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:01,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:01,073 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:01,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:01,085 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:01,085 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:01,085 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:01,086 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:00" (1/1) ... [2023-11-11 23:52:01,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:01,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:01,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:01,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:52:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:01,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:01,356 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:01,359 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:01,790 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:01,835 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:01,835 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:52:01,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:01 BoogieIcfgContainer [2023-11-11 23:52:01,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:01,839 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:01,839 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:01,869 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:01,869 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:01" (1/1) ... [2023-11-11 23:52:01,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:01,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:01,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-11 23:52:01,939 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-11 23:52:01,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:52:01,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:01,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:01,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:52:01,951 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:52:01,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:52:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:02,174 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:52:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:02,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-11 23:52:02,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:02,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:02,535 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:52:02,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:52:02,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:02,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-11 23:52:02,657 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-11 23:52:02,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:52:02,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:02,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:02,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:52:02,661 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:52:02,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-11 23:52:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:02,966 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:52:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:03,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-11 23:52:03,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:03,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:03,362 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:52:03,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-11 23:52:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:04,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2023-11-11 23:52:04,168 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2023-11-11 23:52:04,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:52:04,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:04,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:04,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:52:04,171 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:52:04,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-11 23:52:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:04,586 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:52:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:04,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-11 23:52:04,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:05,435 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:05,439 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:52:05,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-11 23:52:07,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:07,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 19 states and 45 transitions. [2023-11-11 23:52:07,656 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 45 transitions. [2023-11-11 23:52:07,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:52:07,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:07,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:07,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:52:07,661 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:52:07,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-11 23:52:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:08,053 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:52:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:08,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-11 23:52:08,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:08,889 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:08,893 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:52:08,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-11 23:52:09,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:09,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 20 states and 46 transitions. [2023-11-11 23:52:09,392 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 46 transitions. [2023-11-11 23:52:09,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:09,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:09,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:09,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:52:09,399 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:52:09,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-11 23:52:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:09,932 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:52:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:10,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-11 23:52:10,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:11,230 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:52:11,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-11 23:52:14,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:14,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 27 states and 78 transitions. [2023-11-11 23:52:14,222 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 78 transitions. [2023-11-11 23:52:14,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:14,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:14,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:14,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:52:14,224 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:52:14,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-11 23:52:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:14,692 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:52:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:14,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 105 conjunts are in the unsatisfiable core [2023-11-11 23:52:14,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:16,946 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:16,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-11 23:52:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:20,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 32 states and 90 transitions. [2023-11-11 23:52:20,342 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 90 transitions. [2023-11-11 23:52:20,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:20,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:20,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:20,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:52:20,345 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:52:20,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-11 23:52:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:20,787 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:52:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:21,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 69 conjunts are in the unsatisfiable core [2023-11-11 23:52:21,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:21,915 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:52:21,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-11 23:52:22,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:22,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 33 states and 92 transitions. [2023-11-11 23:52:22,678 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 92 transitions. [2023-11-11 23:52:22,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:52:22,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:22,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:22,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:52:22,681 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:52:22,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-11 23:52:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:23,239 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:52:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:23,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 178 conjunts are in the unsatisfiable core [2023-11-11 23:52:23,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:29,500 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:29,509 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (9)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:52:29,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce45244-ee0c-4a97-883f-4905b356c5e5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0