./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 ed1fbe172781910b698f11048e4cce2261844899d2d3c3db2f8604dcc3aac844 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:30:05,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:30:05,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:30:05,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:30:05,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:30:05,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:30:05,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:30:05,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:30:05,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:30:05,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:30:05,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:30:05,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:30:05,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:30:05,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:30:05,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:30:05,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:30:05,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:30:05,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:30:05,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:30:05,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:30:05,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:30:05,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:30:05,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:30:05,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:30:05,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:30:05,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:30:05,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:30:05,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:30:05,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:30:05,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:30:05,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:30:05,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:30:05,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:30:05,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:30:05,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:30:05,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:30:05,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:30:05,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:30:05,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:30:05,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:30:05,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:30:05,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 19:30:05,793 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:30:05,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:30:05,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:30:05,794 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:30:05,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:30:05,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:30:05,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:30:05,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:30:05,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:30:05,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:30:05,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:30:05,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:30:05,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:30:05,810 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:30:05,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:30:05,810 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:30:05,810 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:30:05,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:30:05,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:30:05,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:30:05,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:30:05,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:30:05,811 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:30:05,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:30:05,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:30:05,812 INFO L138 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_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed1fbe172781910b698f11048e4cce2261844899d2d3c3db2f8604dcc3aac844 [2022-12-14 19:30:06,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:30:06,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:30:06,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:30:06,035 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:30:06,035 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:30:06,036 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c [2022-12-14 19:30:08,743 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:30:09,006 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:30:09,006 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c [2022-12-14 19:30:09,023 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/data/8b35aa6d8/a4533119a207410b8d6014ce683b9f0b/FLAG0584d8ded [2022-12-14 19:30:09,034 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/data/8b35aa6d8/a4533119a207410b8d6014ce683b9f0b [2022-12-14 19:30:09,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:30:09,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:30:09,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:30:09,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:30:09,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:30:09,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d2f702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09, skipping insertion in model container [2022-12-14 19:30:09,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:30:09,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:30:09,243 WARN L237 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_8b456835-d5f7-4834-97cd-50c51c6d96ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c[1014,1027] [2022-12-14 19:30:09,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:30:09,526 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:30:09,534 WARN L237 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_8b456835-d5f7-4834-97cd-50c51c6d96ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c[1014,1027] [2022-12-14 19:30:09,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:30:09,635 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:30:09,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09 WrapperNode [2022-12-14 19:30:09,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:30:09,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:30:09,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:30:09,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:30:09,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,792 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2542 [2022-12-14 19:30:09,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:30:09,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:30:09,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:30:09,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:30:09,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,894 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:30:09,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:30:09,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:30:09,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:30:09,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:30:09" (1/1) ... [2022-12-14 19:30:09,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:30:09,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:30:09,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:30:09,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:30:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:30:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:30:10,357 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:30:10,359 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:36:47,365 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:36:47,393 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:36:47,394 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:36:47,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:36:47 BoogieIcfgContainer [2022-12-14 19:36:47,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:36:47,396 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:36:47,396 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:36:47,403 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:36:47,403 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:36:47" (1/1) ... [2022-12-14 19:36:47,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:36:47,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:36:47,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 19:36:47,449 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 19:36:47,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:36:47,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:36:47,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:36:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:36:50,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:00,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 19:37:10,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 19:37:11,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 19:37:13,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 19:37:14,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:14,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 19:37:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 19:37:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:37:14,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:14,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:40:42,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 19:44:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:44:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 19:44:17,864 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-14 19:44:17,867 INFO L158 Benchmark]: Toolchain (without parser) took 848829.60ms. Allocated memory was 132.1MB in the beginning and 830.5MB in the end (delta: 698.4MB). Free memory was 94.3MB in the beginning and 196.1MB in the end (delta: -101.8MB). Peak memory consumption was 598.8MB. Max. memory is 16.1GB. [2022-12-14 19:44:17,868 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 132.1MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:44:17,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.78ms. Allocated memory is still 132.1MB. Free memory was 94.3MB in the beginning and 68.7MB in the end (delta: 25.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-12-14 19:44:17,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 156.23ms. Allocated memory was 132.1MB in the beginning and 186.6MB in the end (delta: 54.5MB). Free memory was 68.7MB in the beginning and 124.4MB in the end (delta: -55.7MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2022-12-14 19:44:17,869 INFO L158 Benchmark]: Boogie Preprocessor took 140.85ms. Allocated memory is still 186.6MB. Free memory was 124.4MB in the beginning and 109.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 19:44:17,870 INFO L158 Benchmark]: RCFGBuilder took 397460.66ms. Allocated memory was 186.6MB in the beginning and 830.5MB in the end (delta: 643.8MB). Free memory was 109.8MB in the beginning and 391.7MB in the end (delta: -282.0MB). Peak memory consumption was 501.1MB. Max. memory is 16.1GB. [2022-12-14 19:44:17,870 INFO L158 Benchmark]: CodeCheck took 450470.47ms. Allocated memory is still 830.5MB. Free memory was 391.7MB in the beginning and 196.1MB in the end (delta: 195.6MB). Peak memory consumption was 196.7MB. Max. memory is 16.1GB. [2022-12-14 19:44:17,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 132.1MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 597.78ms. Allocated memory is still 132.1MB. Free memory was 94.3MB in the beginning and 68.7MB in the end (delta: 25.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 156.23ms. Allocated memory was 132.1MB in the beginning and 186.6MB in the end (delta: 54.5MB). Free memory was 68.7MB in the beginning and 124.4MB in the end (delta: -55.7MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.85ms. Allocated memory is still 186.6MB. Free memory was 124.4MB in the beginning and 109.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 397460.66ms. Allocated memory was 186.6MB in the beginning and 830.5MB in the end (delta: 643.8MB). Free memory was 109.8MB in the beginning and 391.7MB in the end (delta: -282.0MB). Peak memory consumption was 501.1MB. Max. memory is 16.1GB. * CodeCheck took 450470.47ms. Allocated memory is still 830.5MB. Free memory was 391.7MB in the beginning and 196.1MB in the end (delta: 195.6MB). Peak memory consumption was 196.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:44:17,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/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_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 ed1fbe172781910b698f11048e4cce2261844899d2d3c3db2f8604dcc3aac844 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:44:19,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:44:19,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:44:19,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:44:19,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:44:19,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:44:19,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:44:19,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:44:19,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:44:19,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:44:19,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:44:19,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:44:19,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:44:19,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:44:19,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:44:19,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:44:19,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:44:19,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:44:19,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:44:19,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:44:19,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:44:19,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:44:19,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:44:19,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:44:19,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:44:19,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:44:19,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:44:19,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:44:19,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:44:19,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:44:19,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:44:19,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:44:19,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:44:19,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:44:19,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:44:19,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:44:19,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:44:19,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:44:19,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:44:19,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:44:19,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:44:19,402 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 19:44:19,425 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:44:19,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:44:19,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:44:19,426 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:44:19,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:44:19,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:44:19,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:44:19,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:44:19,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:44:19,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:44:19,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:44:19,428 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:44:19,429 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:44:19,429 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:44:19,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:44:19,429 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:44:19,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:44:19,430 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:44:19,430 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:44:19,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:44:19,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:44:19,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:44:19,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:44:19,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:44:19,431 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:44:19,431 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:44:19,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:44:19,432 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:44:19,432 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:44:19,432 INFO L138 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_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed1fbe172781910b698f11048e4cce2261844899d2d3c3db2f8604dcc3aac844 [2022-12-14 19:44:19,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:44:19,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:44:19,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:44:19,715 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:44:19,716 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:44:19,717 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c [2022-12-14 19:44:22,367 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:44:22,649 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:44:22,650 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c [2022-12-14 19:44:22,664 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/data/593656008/5d7e2585fc0c411b8280805dc9c3f6b3/FLAG981f841b6 [2022-12-14 19:44:22,676 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/data/593656008/5d7e2585fc0c411b8280805dc9c3f6b3 [2022-12-14 19:44:22,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:44:22,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:44:22,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:44:22,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:44:22,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:44:22,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:44:22" (1/1) ... [2022-12-14 19:44:22,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8032c5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:22, skipping insertion in model container [2022-12-14 19:44:22,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:44:22" (1/1) ... [2022-12-14 19:44:22,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:44:22,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:44:22,895 WARN L237 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_8b456835-d5f7-4834-97cd-50c51c6d96ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c[1014,1027] [2022-12-14 19:44:23,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:44:23,190 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:44:23,201 WARN L237 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_8b456835-d5f7-4834-97cd-50c51c6d96ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-back-serstep.c[1014,1027] [2022-12-14 19:44:23,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:44:23,345 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:44:23,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23 WrapperNode [2022-12-14 19:44:23,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:44:23,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:44:23,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:44:23,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:44:23,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,467 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2542 [2022-12-14 19:44:23,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:44:23,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:44:23,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:44:23,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:44:23,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,549 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:44:23,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:44:23,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:44:23,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:44:23,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:44:23" (1/1) ... [2022-12-14 19:44:23,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:44:23,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:44:23,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:44:23,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:44:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:44:23,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:44:23,988 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:44:23,990 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:44:26,644 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:44:26,676 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:44:26,676 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:44:26,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:44:26 BoogieIcfgContainer [2022-12-14 19:44:26,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:44:26,679 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:44:26,679 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:44:26,687 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:44:26,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:44:26" (1/1) ... [2022-12-14 19:44:26,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:44:26,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:44:26,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 19:44:26,735 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 19:44:26,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:44:26,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:44:26,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:44:26,771 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-14 19:44:26,774 INFO L158 Benchmark]: Toolchain (without parser) took 4094.57ms. Allocated memory was 104.9MB in the beginning and 371.2MB in the end (delta: 266.3MB). Free memory was 79.5MB in the beginning and 282.7MB in the end (delta: -203.2MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2022-12-14 19:44:26,775 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:44:26,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 665.28ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 60.2MB in the end (delta: 19.0MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2022-12-14 19:44:26,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.12ms. Allocated memory is still 104.9MB. Free memory was 60.2MB in the beginning and 43.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 19:44:26,776 INFO L158 Benchmark]: Boogie Preprocessor took 100.11ms. Allocated memory is still 104.9MB. Free memory was 43.4MB in the beginning and 53.7MB in the end (delta: -10.3MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2022-12-14 19:44:26,777 INFO L158 Benchmark]: RCFGBuilder took 3109.75ms. Allocated memory was 104.9MB in the beginning and 371.2MB in the end (delta: 266.3MB). Free memory was 53.7MB in the beginning and 289.0MB in the end (delta: -235.3MB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. [2022-12-14 19:44:26,777 INFO L158 Benchmark]: CodeCheck took 94.06ms. Allocated memory is still 371.2MB. Free memory was 287.9MB in the beginning and 282.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 19:44:26,780 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 665.28ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 60.2MB in the end (delta: 19.0MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.12ms. Allocated memory is still 104.9MB. Free memory was 60.2MB in the beginning and 43.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.11ms. Allocated memory is still 104.9MB. Free memory was 43.4MB in the beginning and 53.7MB in the end (delta: -10.3MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3109.75ms. Allocated memory was 104.9MB in the beginning and 371.2MB in the end (delta: 266.3MB). Free memory was 53.7MB in the beginning and 289.0MB in the end (delta: -235.3MB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. * CodeCheck took 94.06ms. Allocated memory is still 371.2MB. Free memory was 287.9MB in the beginning and 282.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:44:26,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b456835-d5f7-4834-97cd-50c51c6d96ef/bin/ukojak-rkRKPMF4O4/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared