./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 81099e1fe8016daaefd672ebf53a7cbfe30573425760bd713b63c430b338ca02 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:16:00,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:16:00,741 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:16:00,749 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:16:00,749 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:16:00,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:16:00,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:16:00,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:16:00,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:16:00,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:16:00,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:16:00,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:16:00,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:16:00,787 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:16:00,788 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:16:00,788 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:16:00,788 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:16:00,789 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:16:00,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:16:00,789 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:16:00,790 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:16:00,790 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:16:00,791 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:16:00,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:16:00,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:00,792 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:16:00,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:16:00,793 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:16:00,793 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:16:00,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:16:00,794 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_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81099e1fe8016daaefd672ebf53a7cbfe30573425760bd713b63c430b338ca02 [2024-11-08 23:16:01,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:16:01,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:16:01,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:16:01,156 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:16:01,156 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:16:01,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c Unable to find full path for "g++" [2024-11-08 23:16:03,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:16:03,452 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:16:03,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c [2024-11-08 23:16:03,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/data/330d6072c/791982bc91dd4b2ab3d832cf2d9ae736/FLAG057b39ad8 [2024-11-08 23:16:03,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/data/330d6072c/791982bc91dd4b2ab3d832cf2d9ae736 [2024-11-08 23:16:03,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:16:03,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:16:03,503 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:03,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:16:03,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:16:03,512 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:03" (1/1) ... [2024-11-08 23:16:03,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a791e48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:03, skipping insertion in model container [2024-11-08 23:16:03,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:03" (1/1) ... [2024-11-08 23:16:03,564 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:16:03,805 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_6686b2e5-e7dc-47f0-941b-3350aa2e071c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c[1266,1279] [2024-11-08 23:16:03,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:04,004 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:16:04,017 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_6686b2e5-e7dc-47f0-941b-3350aa2e071c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c[1266,1279] [2024-11-08 23:16:04,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:04,112 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:16:04,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04 WrapperNode [2024-11-08 23:16:04,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:04,115 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:04,115 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:16:04,115 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:16:04,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,240 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 733 [2024-11-08 23:16:04,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:04,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:16:04,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:16:04,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:16:04,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,290 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,323 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,342 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:16:04,359 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:16:04,359 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:16:04,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:16:04,360 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:04" (1/1) ... [2024-11-08 23:16:04,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:04,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:16:04,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:16:04,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:16:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:16:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:16:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:16:04,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:16:04,664 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:16:04,665 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:16:05,767 INFO L? ?]: Removed 381 outVars from TransFormulas that were not future-live. [2024-11-08 23:16:05,768 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:16:06,585 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:16:06,585 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:16:06,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:06 BoogieIcfgContainer [2024-11-08 23:16:06,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:16:06,587 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:16:06,587 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:16:06,599 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:16:06,599 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:06" (1/1) ... [2024-11-08 23:16:06,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:16:06,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:06,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:16:06,675 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:16:06,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:16:06,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:06,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:16:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:07,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:16:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:07,676 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:16:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:07,962 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:16:07,997 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 23:16:08,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:16:08 ImpRootNode [2024-11-08 23:16:08,011 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:16:08,013 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:16:08,014 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:16:08,014 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:16:08,014 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:06" (3/4) ... [2024-11-08 23:16:08,018 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:16:08,020 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:16:08,022 INFO L158 Benchmark]: Toolchain (without parser) took 4520.00ms. Allocated memory was 157.3MB in the beginning and 249.6MB in the end (delta: 92.3MB). Free memory was 118.6MB in the beginning and 167.9MB in the end (delta: -49.3MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2024-11-08 23:16:08,022 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 157.3MB. Free memory is still 129.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:16:08,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 611.38ms. Allocated memory is still 157.3MB. Free memory was 118.3MB in the beginning and 94.6MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 23:16:08,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.09ms. Allocated memory is still 157.3MB. Free memory was 94.6MB in the beginning and 80.9MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:16:08,026 INFO L158 Benchmark]: Boogie Preprocessor took 116.50ms. Allocated memory is still 157.3MB. Free memory was 80.9MB in the beginning and 75.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:16:08,026 INFO L158 Benchmark]: RCFGBuilder took 2227.68ms. Allocated memory was 157.3MB in the beginning and 249.6MB in the end (delta: 92.3MB). Free memory was 75.2MB in the beginning and 88.7MB in the end (delta: -13.6MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. [2024-11-08 23:16:08,027 INFO L158 Benchmark]: CodeCheck took 1424.65ms. Allocated memory is still 249.6MB. Free memory was 87.7MB in the beginning and 167.9MB in the end (delta: -80.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:16:08,028 INFO L158 Benchmark]: Witness Printer took 7.06ms. Allocated memory is still 249.6MB. Free memory was 167.9MB in the beginning and 167.9MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:08,036 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: 1.3s, 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, 0.3s 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 164, overapproximation of bitwiseAnd at line 151. 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_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_33 mask_SORT_33 = (SORT_33)-1 >> (sizeof(SORT_33) * 8 - 4); [L36] const SORT_33 msb_SORT_33 = (SORT_33)1 << (4 - 1); [L38] const SORT_69 mask_SORT_69 = (SORT_69)-1 >> (sizeof(SORT_69) * 8 - 10); [L39] const SORT_69 msb_SORT_69 = (SORT_69)1 << (10 - 1); [L41] const SORT_3 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_14 = 0; [L44] const SORT_10 var_18 = 1; [L45] const SORT_1 var_23 = 1; [L46] const SORT_69 var_70 = 0; [L47] const SORT_10 var_113 = 104; [L49] SORT_1 input_2; [L50] SORT_3 input_4; [L51] SORT_1 input_5; [L52] SORT_1 input_6; [L53] SORT_1 input_31; [L54] SORT_33 input_34; [L55] SORT_1 input_36; [L56] SORT_33 input_38; [L57] SORT_1 input_40; [L58] SORT_1 input_42; [L59] SORT_1 input_48; [L60] SORT_1 input_50; [L61] SORT_1 input_52; [L62] SORT_1 input_57; [L63] SORT_1 input_67; [L64] SORT_3 input_75; [L65] SORT_1 input_82; [L66] SORT_1 input_89; [L67] SORT_1 input_95; [L68] SORT_1 input_101; [L69] SORT_1 input_107; [L70] SORT_1 input_108; [L71] SORT_1 input_109; [L72] SORT_1 input_126; [L73] SORT_69 input_136; [L74] SORT_1 input_144; [L75] SORT_1 input_145; [L76] SORT_1 input_146; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L78] SORT_3 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L80] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_ushort() & mask_SORT_69 [L89] SORT_69 state_71 = __VERIFIER_nondet_ushort() & mask_SORT_69; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L90] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] SORT_3 init_9_arg_1 = var_7; [L93] state_8 = init_9_arg_1 [L94] SORT_1 init_16_arg_1 = var_14; [L95] state_15 = init_16_arg_1 [L96] SORT_1 init_28_arg_1 = var_14; [L97] state_27 = init_28_arg_1 [L98] SORT_1 init_30_arg_1 = var_14; [L99] state_29 = init_30_arg_1 [L100] SORT_1 init_45_arg_1 = var_14; [L101] state_44 = init_45_arg_1 [L102] SORT_1 init_47_arg_1 = var_14; [L103] state_46 = init_47_arg_1 [L104] SORT_1 init_55_arg_1 = var_23; [L105] state_54 = init_55_arg_1 [L106] SORT_1 init_60_arg_1 = var_14; [L107] state_59 = init_60_arg_1 [L108] SORT_1 init_62_arg_1 = var_14; [L109] state_61 = init_62_arg_1 [L110] SORT_1 init_64_arg_1 = var_14; [L111] state_63 = init_64_arg_1 [L112] SORT_1 init_66_arg_1 = var_14; [L113] state_65 = init_66_arg_1 [L114] SORT_69 init_72_arg_1 = var_70; [L115] state_71 = init_72_arg_1 [L116] SORT_1 init_74_arg_1 = var_14; [L117] state_73 = init_74_arg_1 VAL [mask_SORT_1=1, mask_SORT_3=255, mask_SORT_69=1023, state_15=0, state_27=0, state_29=0, state_44=0, state_46=0, state_54=1, state_59=0, state_61=0, state_63=0, state_65=0, state_71=0, state_73=0, state_8=0, var_113=104, var_12=0, var_14=0, var_18=1, var_23=1, var_70=0] [L120] input_2 = __VERIFIER_nondet_uchar() [L121] input_4 = __VERIFIER_nondet_uchar() [L122] input_5 = __VERIFIER_nondet_uchar() [L123] input_6 = __VERIFIER_nondet_uchar() [L124] input_31 = __VERIFIER_nondet_uchar() [L125] input_34 = __VERIFIER_nondet_uchar() [L126] input_36 = __VERIFIER_nondet_uchar() [L127] input_38 = __VERIFIER_nondet_uchar() [L128] input_40 = __VERIFIER_nondet_uchar() [L129] input_42 = __VERIFIER_nondet_uchar() [L130] input_48 = __VERIFIER_nondet_uchar() [L131] input_50 = __VERIFIER_nondet_uchar() [L132] input_52 = __VERIFIER_nondet_uchar() [L133] input_57 = __VERIFIER_nondet_uchar() [L134] input_67 = __VERIFIER_nondet_uchar() [L135] input_75 = __VERIFIER_nondet_uchar() [L136] input_82 = __VERIFIER_nondet_uchar() [L137] input_89 = __VERIFIER_nondet_uchar() [L138] input_95 = __VERIFIER_nondet_uchar() [L139] input_101 = __VERIFIER_nondet_uchar() [L140] input_107 = __VERIFIER_nondet_uchar() [L141] input_108 = __VERIFIER_nondet_uchar() [L142] input_109 = __VERIFIER_nondet_uchar() [L143] input_126 = __VERIFIER_nondet_uchar() [L144] input_136 = __VERIFIER_nondet_ushort() [L145] input_144 = __VERIFIER_nondet_uchar() [L146] input_145 = __VERIFIER_nondet_uchar() [L147] input_146 = __VERIFIER_nondet_uchar() [L150] SORT_3 var_11_arg_0 = state_8; [L151] EXPR var_11_arg_0 & mask_SORT_3 [L151] var_11_arg_0 = var_11_arg_0 & mask_SORT_3 [L152] SORT_10 var_11 = var_11_arg_0; [L153] SORT_10 var_13_arg_0 = var_11; [L154] SORT_10 var_13_arg_1 = var_12; [L155] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L156] SORT_1 var_17_arg_0 = state_15; [L157] EXPR var_17_arg_0 & mask_SORT_1 [L157] var_17_arg_0 = var_17_arg_0 & mask_SORT_1 [L158] SORT_10 var_17 = var_17_arg_0; [L159] SORT_10 var_19_arg_0 = var_17; [L160] SORT_10 var_19_arg_1 = var_18; [L161] SORT_1 var_19 = var_19_arg_0 == var_19_arg_1; [L162] SORT_1 var_20_arg_0 = var_13; [L163] SORT_1 var_20_arg_1 = var_19; [L164] EXPR var_20_arg_0 | var_20_arg_1 [L164] SORT_1 var_20 = var_20_arg_0 | var_20_arg_1; [L165] SORT_1 var_24_arg_0 = var_20; [L166] SORT_1 var_24 = ~var_24_arg_0; [L167] SORT_1 var_25_arg_0 = var_23; [L168] SORT_1 var_25_arg_1 = var_24; [L169] EXPR var_25_arg_0 & var_25_arg_1 [L169] SORT_1 var_25 = var_25_arg_0 & var_25_arg_1; [L170] EXPR var_25 & mask_SORT_1 [L170] var_25 = var_25 & mask_SORT_1 [L171] SORT_1 bad_26_arg_0 = var_25; [L172] CALL __VERIFIER_assert(!(bad_26_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 157.3MB. Free memory is still 129.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 611.38ms. Allocated memory is still 157.3MB. Free memory was 118.3MB in the beginning and 94.6MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.09ms. Allocated memory is still 157.3MB. Free memory was 94.6MB in the beginning and 80.9MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.50ms. Allocated memory is still 157.3MB. Free memory was 80.9MB in the beginning and 75.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2227.68ms. Allocated memory was 157.3MB in the beginning and 249.6MB in the end (delta: 92.3MB). Free memory was 75.2MB in the beginning and 88.7MB in the end (delta: -13.6MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. * CodeCheck took 1424.65ms. Allocated memory is still 249.6MB. Free memory was 87.7MB in the beginning and 167.9MB in the end (delta: -80.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.06ms. Allocated memory is still 249.6MB. Free memory was 167.9MB in the beginning and 167.9MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:16:08,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 81099e1fe8016daaefd672ebf53a7cbfe30573425760bd713b63c430b338ca02 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:16:10,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:16:10,612 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:16:10,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:16:10,657 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:16:10,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:16:10,658 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:16:10,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:16:10,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:16:10,660 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:16:10,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:16:10,661 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:16:10,661 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:16:10,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:16:10,662 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:16:10,662 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:16:10,662 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:16:10,663 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:16:10,663 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:16:10,663 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:16:10,668 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:16:10,668 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:16:10,668 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:16:10,669 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:10,669 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:16:10,669 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:16:10,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:10,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:16:10,670 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:16:10,670 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:16:10,670 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:16:10,671 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:10,671 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:16:10,671 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_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81099e1fe8016daaefd672ebf53a7cbfe30573425760bd713b63c430b338ca02 [2024-11-08 23:16:11,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:16:11,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:16:11,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:16:11,083 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:16:11,087 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:16:11,088 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c Unable to find full path for "g++" [2024-11-08 23:16:13,244 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:16:13,529 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:16:13,530 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c [2024-11-08 23:16:13,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/data/b63bfc643/0dda16e1dcf245388eaecf635a1ad819/FLAG519e8a376 [2024-11-08 23:16:13,566 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/data/b63bfc643/0dda16e1dcf245388eaecf635a1ad819 [2024-11-08 23:16:13,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:16:13,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:16:13,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:13,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:16:13,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:16:13,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:13" (1/1) ... [2024-11-08 23:16:13,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32d3df84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:13, skipping insertion in model container [2024-11-08 23:16:13,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:13" (1/1) ... [2024-11-08 23:16:13,617 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:16:13,817 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_6686b2e5-e7dc-47f0-941b-3350aa2e071c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c[1266,1279] [2024-11-08 23:16:14,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:14,050 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:16:14,063 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_6686b2e5-e7dc-47f0-941b-3350aa2e071c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p22.c[1266,1279] [2024-11-08 23:16:14,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:14,143 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:16:14,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14 WrapperNode [2024-11-08 23:16:14,144 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:14,145 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:14,145 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:16:14,146 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:16:14,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,204 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 469 [2024-11-08 23:16:14,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:14,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:16:14,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:16:14,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:16:14,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,226 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:16:14,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:16:14,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:16:14,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:16:14,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:14" (1/1) ... [2024-11-08 23:16:14,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:14,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:16:14,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:16:14,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:16:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:16:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:16:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:16:14,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:16:14,526 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:16:14,528 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:16:14,926 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-08 23:16:14,926 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:16:15,004 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:16:15,004 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:16:15,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:15 BoogieIcfgContainer [2024-11-08 23:16:15,005 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:16:15,006 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:16:15,007 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:16:15,017 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:16:15,018 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:15" (1/1) ... [2024-11-08 23:16:15,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:16:15,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:15,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:16:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:16:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:16:15,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:15,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:15,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:15,083 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:15,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:16:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:15,341 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:15,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 23:16:15,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:15,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:16:15,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:16:15,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:15,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 23:16:15,761 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 23:16:15,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:16:15,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:15,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:15,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:15,766 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:15,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:16:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:16,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:16,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 23:16:16,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:16,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:16:16,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:16:17,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:17,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2024-11-08 23:16:17,019 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2024-11-08 23:16:17,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:16:17,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:17,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:17,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:17,023 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:17,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:16:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:17,428 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:17,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 23:16:17,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:18,269 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:16:18,275 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:16:18,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:16:18,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:18,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-11-08 23:16:18,842 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-11-08 23:16:18,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:16:18,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:18,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:18,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:18,847 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:18,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:16:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:19,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:19,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 23:16:19,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:20,326 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:16:20,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:16:20,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:20,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2024-11-08 23:16:20,993 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2024-11-08 23:16:20,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:16:20,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:20,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:20,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:20,997 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:20,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:16:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:21,540 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:21,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-08 23:16:21,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:22,655 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:16:22,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:16:23,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:23,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-11-08 23:16:23,383 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2024-11-08 23:16:23,383 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:16:23,383 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-08 23:16:23,391 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:16:23,460 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-08 23:16:23,461 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_46~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_14~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_65~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_29~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_44~0#1|)) [2024-11-08 23:16:23,461 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-08 23:16:23,461 INFO L77 FloydHoareUtils]: At program point L118-2(lines 118 407) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_46~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_14~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_65~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_29~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_44~0#1|)) [2024-11-08 23:16:23,462 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_46~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_14~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_65~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_29~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_44~0#1|)) [2024-11-08 23:16:23,462 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:16:23,462 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-08 23:16:23,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:16:23 ImpRootNode [2024-11-08 23:16:23,476 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:16:23,477 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:16:23,477 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:16:23,477 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:16:23,477 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:15" (3/4) ... [2024-11-08 23:16:23,480 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:16:23,491 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 23:16:23,492 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 23:16:23,493 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:16:23,494 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:16:23,567 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:16:23,569 INFO L158 Benchmark]: Toolchain (without parser) took 10000.04ms. Allocated memory was 71.3MB in the beginning and 195.0MB in the end (delta: 123.7MB). Free memory was 47.3MB in the beginning and 82.2MB in the end (delta: -34.9MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2024-11-08 23:16:23,570 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 92.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:16:23,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.50ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.1MB in the beginning and 63.0MB in the end (delta: -15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:16:23,570 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.03ms. Allocated memory is still 92.3MB. Free memory was 63.0MB in the beginning and 59.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:16:23,571 INFO L158 Benchmark]: Boogie Preprocessor took 44.33ms. Allocated memory is still 92.3MB. Free memory was 59.2MB in the beginning and 56.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:23,571 INFO L158 Benchmark]: RCFGBuilder took 751.51ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 63.9MB in the end (delta: -7.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:23,571 INFO L158 Benchmark]: CodeCheck took 8470.23ms. Allocated memory was 92.3MB in the beginning and 195.0MB in the end (delta: 102.8MB). Free memory was 63.9MB in the beginning and 86.4MB in the end (delta: -22.5MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2024-11-08 23:16:23,571 INFO L158 Benchmark]: Witness Printer took 92.43ms. Allocated memory is still 195.0MB. Free memory was 86.4MB in the beginning and 82.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:16:23,576 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: 8.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 87 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 38 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 256 IncrementalHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 38 mSolverCounterUnsat, 5 mSDtfsCounter, 256 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 497 GetRequests, 437 SyntacticMatches, 16 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 607 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 686 SizeOfPredicates, 23 NumberOfNonLiveVariables, 635 ConjunctsInSsa, 142 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/50 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((((((((0 == state_46) && (0 == state_8)) && (0 == var_12)) && (0 == var_14)) && (0 == state_65)) && (1 == mask_SORT_1)) && (0 == state_61)) && (0 == state_29)) && (0 == state_44)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 92.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.50ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.1MB in the beginning and 63.0MB in the end (delta: -15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.03ms. Allocated memory is still 92.3MB. Free memory was 63.0MB in the beginning and 59.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.33ms. Allocated memory is still 92.3MB. Free memory was 59.2MB in the beginning and 56.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 751.51ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 63.9MB in the end (delta: -7.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * CodeCheck took 8470.23ms. Allocated memory was 92.3MB in the beginning and 195.0MB in the end (delta: 102.8MB). Free memory was 63.9MB in the beginning and 86.4MB in the end (delta: -22.5MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. * Witness Printer took 92.43ms. Allocated memory is still 195.0MB. Free memory was 86.4MB in the beginning and 82.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:16:23,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6686b2e5-e7dc-47f0-941b-3350aa2e071c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null