./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg --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 c44f2035120e350cc99e26f126d90745ac8125dc9241c29ccdb5dcfc49be4b0b --- 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-b5237d8 [2022-11-21 23:22:04,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:22:04,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:22:04,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:22:04,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:22:04,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:22:04,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:22:04,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:22:04,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:22:04,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:22:04,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:22:04,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:22:04,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:22:04,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:22:04,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:22:04,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:22:04,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:22:04,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:22:04,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:22:04,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:22:04,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:22:04,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:22:04,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:22:04,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:22:04,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:22:04,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:22:04,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:22:04,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:22:04,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:22:04,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:22:04,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:22:04,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:22:04,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:22:04,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:22:04,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:22:04,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:22:04,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:22:04,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:22:04,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:22:04,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:22:04,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:22:04,555 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 23:22:04,580 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:22:04,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:22:04,582 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:22:04,582 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:22:04,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:22:04,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:22:04,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:22:04,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:22:04,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:22:04,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:22:04,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:22:04,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:22:04,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:22:04,585 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:22:04,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:22:04,586 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:22:04,586 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:22:04,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:22:04,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:22:04,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:22:04,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:22:04,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:22:04,587 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:22:04,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:22:04,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:22:04,588 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_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c44f2035120e350cc99e26f126d90745ac8125dc9241c29ccdb5dcfc49be4b0b [2022-11-21 23:22:04,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:22:04,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:22:04,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:22:04,845 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:22:04,845 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:22:04,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c [2022-11-21 23:22:08,003 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:22:08,296 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:22:08,297 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c [2022-11-21 23:22:08,317 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/data/9d82799b4/023ce4d0e313477db8cd675e79834c5f/FLAG3bda4971a [2022-11-21 23:22:08,335 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/data/9d82799b4/023ce4d0e313477db8cd675e79834c5f [2022-11-21 23:22:08,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:22:08,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:22:08,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:22:08,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:22:08,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:22:08,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:08,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b4f9a9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08, skipping insertion in model container [2022-11-21 23:22:08,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:08,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:22:08,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:22:08,557 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_b6d414ec-3438-410d-90e3-3b2255be85d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c[1014,1027] [2022-11-21 23:22:08,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:22:08,743 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:22:08,754 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_b6d414ec-3438-410d-90e3-3b2255be85d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c[1014,1027] [2022-11-21 23:22:08,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:22:08,867 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:22:08,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08 WrapperNode [2022-11-21 23:22:08,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:22:08,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:22:08,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:22:08,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:22:08,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:08,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:08,980 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 541 [2022-11-21 23:22:08,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:22:08,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:22:08,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:22:08,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:22:09,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:09,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:09,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:09,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:09,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:09,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:09,051 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:09,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:09,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:22:09,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:22:09,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:22:09,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:22:09,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:08" (1/1) ... [2022-11-21 23:22:09,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:22:09,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:22:09,140 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:22:09,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:22:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:22:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:22:09,406 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:22:09,408 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:22:24,491 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:22:24,511 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:22:24,512 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:22:24,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:22:24 BoogieIcfgContainer [2022-11-21 23:22:24,515 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:22:24,516 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:22:24,516 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:22:24,526 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:22:24,526 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:22:24" (1/1) ... [2022-11-21 23:22:24,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:22:24,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:24,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:22:24,605 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:22:24,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:22:24,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:24,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:22:29,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.29s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 23:22:30,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:30,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 23:22:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 23:22:30,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:22:30,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:30,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:22:38,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:22:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:22:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 23:22:54,569 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) [2022-11-21 23:22:54,572 INFO L158 Benchmark]: Toolchain (without parser) took 46231.03ms. Allocated memory was 136.3MB in the beginning and 503.3MB in the end (delta: 367.0MB). Free memory was 91.7MB in the beginning and 254.1MB in the end (delta: -162.3MB). Peak memory consumption was 207.8MB. Max. memory is 16.1GB. [2022-11-21 23:22:54,573 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 136.3MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:22:54,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.39ms. Allocated memory is still 136.3MB. Free memory was 91.7MB in the beginning and 67.7MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-21 23:22:54,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.17ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 67.7MB in the beginning and 141.2MB in the end (delta: -73.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2022-11-21 23:22:54,575 INFO L158 Benchmark]: Boogie Preprocessor took 97.66ms. Allocated memory is still 174.1MB. Free memory was 141.2MB in the beginning and 138.2MB in the end (delta: 3.0MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2022-11-21 23:22:54,576 INFO L158 Benchmark]: RCFGBuilder took 15435.07ms. Allocated memory was 174.1MB in the beginning and 419.4MB in the end (delta: 245.4MB). Free memory was 138.2MB in the beginning and 151.2MB in the end (delta: -13.0MB). Peak memory consumption was 252.3MB. Max. memory is 16.1GB. [2022-11-21 23:22:54,576 INFO L158 Benchmark]: CodeCheck took 30055.96ms. Allocated memory was 419.4MB in the beginning and 503.3MB in the end (delta: 83.9MB). Free memory was 151.2MB in the beginning and 254.1MB in the end (delta: -102.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:22:54,580 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 0.27ms. Allocated memory is still 136.3MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.39ms. Allocated memory is still 136.3MB. Free memory was 91.7MB in the beginning and 67.7MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.17ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 67.7MB in the beginning and 141.2MB in the end (delta: -73.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.66ms. Allocated memory is still 174.1MB. Free memory was 141.2MB in the beginning and 138.2MB in the end (delta: 3.0MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * RCFGBuilder took 15435.07ms. Allocated memory was 174.1MB in the beginning and 419.4MB in the end (delta: 245.4MB). Free memory was 138.2MB in the beginning and 151.2MB in the end (delta: -13.0MB). Peak memory consumption was 252.3MB. Max. memory is 16.1GB. * CodeCheck took 30055.96ms. Allocated memory was 419.4MB in the beginning and 503.3MB in the end (delta: 83.9MB). Free memory was 151.2MB in the beginning and 254.1MB in the end (delta: -102.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:22:54,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/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_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg --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 c44f2035120e350cc99e26f126d90745ac8125dc9241c29ccdb5dcfc49be4b0b --- 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-b5237d8 [2022-11-21 23:22:56,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:22:56,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:22:57,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:22:57,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:22:57,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:22:57,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:22:57,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:22:57,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:22:57,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:22:57,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:22:57,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:22:57,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:22:57,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:22:57,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:22:57,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:22:57,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:22:57,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:22:57,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:22:57,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:22:57,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:22:57,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:22:57,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:22:57,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:22:57,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:22:57,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:22:57,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:22:57,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:22:57,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:22:57,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:22:57,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:22:57,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:22:57,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:22:57,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:22:57,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:22:57,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:22:57,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:22:57,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:22:57,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:22:57,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:22:57,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:22:57,119 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:22:57,164 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:22:57,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:22:57,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:22:57,167 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:22:57,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:22:57,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:22:57,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:22:57,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:22:57,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:22:57,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:22:57,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:22:57,170 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:22:57,170 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:22:57,170 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:22:57,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:22:57,171 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:22:57,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:22:57,171 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:22:57,171 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:22:57,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:22:57,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:22:57,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:22:57,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:22:57,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:22:57,172 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:22:57,172 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:22:57,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:22:57,173 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:22:57,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:22:57,173 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_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c44f2035120e350cc99e26f126d90745ac8125dc9241c29ccdb5dcfc49be4b0b [2022-11-21 23:22:57,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:22:57,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:22:57,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:22:57,544 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:22:57,545 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:22:57,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c [2022-11-21 23:23:00,612 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:23:00,907 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:23:00,908 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c [2022-11-21 23:23:00,919 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/data/5235f1241/28d8a3c5d0884fde91e6df9bfdd1d2f9/FLAG1176ec90a [2022-11-21 23:23:00,941 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/data/5235f1241/28d8a3c5d0884fde91e6df9bfdd1d2f9 [2022-11-21 23:23:00,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:23:00,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:23:00,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:23:00,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:23:00,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:23:00,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:23:00" (1/1) ... [2022-11-21 23:23:00,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5acf89c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:00, skipping insertion in model container [2022-11-21 23:23:00,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:23:00" (1/1) ... [2022-11-21 23:23:00,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:23:01,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:23:01,211 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_b6d414ec-3438-410d-90e3-3b2255be85d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c[1014,1027] [2022-11-21 23:23:01,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:23:01,396 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:23:01,408 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_b6d414ec-3438-410d-90e3-3b2255be85d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c[1014,1027] [2022-11-21 23:23:01,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:23:01,596 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:23:01,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01 WrapperNode [2022-11-21 23:23:01,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:23:01,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:23:01,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:23:01,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:23:01,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,734 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 541 [2022-11-21 23:23:01,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:23:01,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:23:01,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:23:01,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:23:01,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,809 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:23:01,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:23:01,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:23:01,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:23:01,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:23:01" (1/1) ... [2022-11-21 23:23:01,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:23:01,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:23:01,880 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:23:01,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:23:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:23:01,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:23:02,156 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:23:02,158 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:23:02,915 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:23:02,948 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:23:02,949 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:23:02,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:23:02 BoogieIcfgContainer [2022-11-21 23:23:02,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:23:02,953 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:23:02,953 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:23:02,963 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:23:02,963 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:23:02" (1/1) ... [2022-11-21 23:23:02,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:23:03,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:23:03,051 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:23:03,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:23:03,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:03,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:03,096 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) [2022-11-21 23:23:03,100 INFO L158 Benchmark]: Toolchain (without parser) took 2152.49ms. Allocated memory was 60.8MB in the beginning and 107.0MB in the end (delta: 46.1MB). Free memory was 29.7MB in the beginning and 80.2MB in the end (delta: -50.6MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2022-11-21 23:23:03,101 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:23:03,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 646.82ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 29.6MB in the beginning and 49.4MB in the end (delta: -19.8MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2022-11-21 23:23:03,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.46ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 66.7MB in the end (delta: -17.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-11-21 23:23:03,103 INFO L158 Benchmark]: Boogie Preprocessor took 94.57ms. Allocated memory is still 88.1MB. Free memory was 66.7MB in the beginning and 63.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:23:03,103 INFO L158 Benchmark]: RCFGBuilder took 1121.29ms. Allocated memory is still 88.1MB. Free memory was 63.5MB in the beginning and 40.3MB in the end (delta: 23.1MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2022-11-21 23:23:03,104 INFO L158 Benchmark]: CodeCheck took 145.75ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 40.3MB in the beginning and 80.2MB in the end (delta: -39.9MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2022-11-21 23:23:03,108 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 0.27ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 646.82ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 29.6MB in the beginning and 49.4MB in the end (delta: -19.8MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.46ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 66.7MB in the end (delta: -17.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.57ms. Allocated memory is still 88.1MB. Free memory was 66.7MB in the beginning and 63.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1121.29ms. Allocated memory is still 88.1MB. Free memory was 63.5MB in the beginning and 40.3MB in the end (delta: 23.1MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * CodeCheck took 145.75ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 40.3MB in the beginning and 80.2MB in the end (delta: -39.9MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:23:03,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6d414ec-3438-410d-90e3-3b2255be85d3/bin/ukojak-jW3SillKbg/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