./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.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_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/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_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/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_b34bd11c-769e-4743-af5e-8c80675c9d10/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 080d285edf597249c768cc16c2f24abae81517f0a04e9c9bd0eea0a78a6e636a --- 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 23:03:29,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:03:29,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:03:29,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:03:29,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:03:29,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:03:29,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:03:29,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:03:29,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:03:29,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:03:29,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:03:29,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:03:29,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:03:29,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:03:29,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:03:29,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:03:29,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:03:29,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:03:29,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:03:29,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:03:29,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:03:29,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:03:29,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:03:29,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:03:29,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:03:29,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:03:29,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:03:29,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:03:29,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:03:29,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:03:29,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:03:29,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:03:29,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:03:29,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:03:29,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:03:29,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:03:29,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:03:29,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:03:29,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:03:29,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:03:29,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:03:29,578 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 23:03:29,613 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:03:29,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:03:29,614 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:03:29,614 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:03:29,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:03:29,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:03:29,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:03:29,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:03:29,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:03:29,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:03:29,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:03:29,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:03:29,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:03:29,617 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:03:29,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:03:29,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:03:29,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:03:29,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:03:29,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:03:29,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:03:29,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:03:29,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:03:29,620 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:03:29,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:03:29,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:03:29,621 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_b34bd11c-769e-4743-af5e-8c80675c9d10/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 080d285edf597249c768cc16c2f24abae81517f0a04e9c9bd0eea0a78a6e636a [2022-11-21 23:03:29,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:03:29,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:03:29,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:03:29,964 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:03:29,966 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:03:29,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.c [2022-11-21 23:03:33,055 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:03:33,238 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:03:33,239 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.c [2022-11-21 23:03:33,245 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/data/63d12d45f/216fa62d99b144f7a173302bc9175b35/FLAG8045c40ab [2022-11-21 23:03:33,272 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/data/63d12d45f/216fa62d99b144f7a173302bc9175b35 [2022-11-21 23:03:33,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:03:33,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:03:33,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:03:33,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:03:33,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:03:33,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f70171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33, skipping insertion in model container [2022-11-21 23:03:33,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:03:33,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:03:33,437 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_b34bd11c-769e-4743-af5e-8c80675c9d10/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.c[1107,1120] [2022-11-21 23:03:33,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:03:33,481 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:03:33,492 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_b34bd11c-769e-4743-af5e-8c80675c9d10/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.c[1107,1120] [2022-11-21 23:03:33,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:03:33,522 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:03:33,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33 WrapperNode [2022-11-21 23:03:33,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:03:33,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:03:33,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:03:33,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:03:33,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,562 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-11-21 23:03:33,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:03:33,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:03:33,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:03:33,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:03:33,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,585 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:03:33,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:03:33,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:03:33,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:03:33,590 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:33" (1/1) ... [2022-11-21 23:03:33,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:03:33,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:03:33,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:03:33,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:03:33,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:03:33,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:03:33,786 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:03:33,796 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:03:34,064 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:03:34,092 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:03:34,093 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:03:34,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:03:34 BoogieIcfgContainer [2022-11-21 23:03:34,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:03:34,097 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:03:34,097 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:03:34,108 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:03:34,108 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:03:34" (1/1) ... [2022-11-21 23:03:34,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:03:34,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:34,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:03:34,178 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:03:34,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:03:34,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:34,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:03:34,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:03:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:03:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:03:34,958 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:03:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:03:35,033 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-21 23:03:35,079 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-21 23:03:35,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:03:35 ImpRootNode [2022-11-21 23:03:35,084 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:03:35,088 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:03:35,088 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:03:35,089 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:03:35,089 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:03:34" (3/4) ... [2022-11-21 23:03:35,092 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 23:03:35,092 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:03:35,093 INFO L158 Benchmark]: Toolchain (without parser) took 1813.81ms. Allocated memory is still 186.6MB. Free memory was 140.0MB in the beginning and 133.8MB in the end (delta: 6.2MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2022-11-21 23:03:35,093 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:03:35,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 239.33ms. Allocated memory is still 186.6MB. Free memory was 139.5MB in the beginning and 129.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:03:35,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.32ms. Allocated memory is still 186.6MB. Free memory was 129.0MB in the beginning and 126.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:03:35,095 INFO L158 Benchmark]: Boogie Preprocessor took 24.67ms. Allocated memory is still 186.6MB. Free memory was 126.9MB in the beginning and 125.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:03:35,095 INFO L158 Benchmark]: RCFGBuilder took 506.78ms. Allocated memory is still 186.6MB. Free memory was 125.8MB in the beginning and 109.9MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:03:35,096 INFO L158 Benchmark]: CodeCheck took 987.49ms. Allocated memory is still 186.6MB. Free memory was 109.4MB in the beginning and 133.8MB in the end (delta: -24.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:03:35,096 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 186.6MB. Free memory is still 133.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:03:35,099 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 86, overapproximation of bitwiseOr at line 75, overapproximation of bitwiseAnd at line 62. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 20); [L29] const SORT_4 msb_SORT_4 = (SORT_4)1 << (20 - 1); [L31] const SORT_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 32); [L32] const SORT_8 msb_SORT_8 = (SORT_8)1 << (32 - 1); [L34] const SORT_4 var_5 = 1; [L35] const SORT_8 var_10 = 1; [L36] const SORT_8 var_13 = 5; [L37] const SORT_8 var_17 = 7; [L38] const SORT_1 var_22 = 1; [L39] const SORT_4 var_26 = 5; [L40] const SORT_4 var_29 = 7; [L42] SORT_1 input_2; [L43] SORT_1 input_3; [L45] SORT_4 state_6 = __VERIFIER_nondet_uint() & mask_SORT_4; [L46] SORT_4 state_27 = __VERIFIER_nondet_uint() & mask_SORT_4; [L47] SORT_4 state_30 = __VERIFIER_nondet_uint() & mask_SORT_4; [L49] SORT_4 init_7_arg_1 = var_5; [L50] state_6 = init_7_arg_1 [L51] SORT_4 init_28_arg_1 = var_26; [L52] state_27 = init_28_arg_1 [L53] SORT_4 init_31_arg_1 = var_29; [L54] state_30 = init_31_arg_1 VAL [init_28_arg_1=5, init_31_arg_1=7, init_7_arg_1=1, mask_SORT_1=1, mask_SORT_4=4294967295, mask_SORT_8=4294967295, msb_SORT_1=1, msb_SORT_4=524288, msb_SORT_8=2147483648, state_27=5, state_30=7, state_6=1, var_10=1, var_13=5, var_17=7, var_22=1, var_26=5, var_29=7, var_5=1] [L57] input_2 = __VERIFIER_nondet_uchar() [L58] input_3 = __VERIFIER_nondet_uchar() [L61] SORT_4 var_9_arg_0 = state_6; [L62] var_9_arg_0 = var_9_arg_0 & mask_SORT_4 [L63] SORT_8 var_9 = var_9_arg_0; [L64] SORT_8 var_11_arg_0 = var_9; [L65] SORT_8 var_11_arg_1 = var_10; [L66] SORT_1 var_11 = var_11_arg_0 == var_11_arg_1; [L67] SORT_4 var_12_arg_0 = state_6; [L68] var_12_arg_0 = var_12_arg_0 & mask_SORT_4 [L69] SORT_8 var_12 = var_12_arg_0; [L70] SORT_8 var_14_arg_0 = var_12; [L71] SORT_8 var_14_arg_1 = var_13; [L72] SORT_1 var_14 = var_14_arg_0 == var_14_arg_1; [L73] SORT_1 var_15_arg_0 = var_11; [L74] SORT_1 var_15_arg_1 = var_14; [L75] SORT_1 var_15 = var_15_arg_0 | var_15_arg_1; [L76] SORT_4 var_16_arg_0 = state_6; [L77] var_16_arg_0 = var_16_arg_0 & mask_SORT_4 [L78] SORT_8 var_16 = var_16_arg_0; [L79] SORT_8 var_18_arg_0 = var_16; [L80] SORT_8 var_18_arg_1 = var_17; [L81] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L82] SORT_1 var_19_arg_0 = var_15; [L83] SORT_1 var_19_arg_1 = var_18; [L84] SORT_1 var_19 = var_19_arg_0 | var_19_arg_1; [L85] SORT_1 var_23_arg_0 = var_19; [L86] SORT_1 var_23 = ~var_23_arg_0; [L87] SORT_1 var_24_arg_0 = var_22; [L88] SORT_1 var_24_arg_1 = var_23; [L89] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L90] var_24 = var_24 & mask_SORT_1 [L91] SORT_1 bad_25_arg_0 = var_24; [L92] CALL __VERIFIER_assert(!(bad_25_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 239.33ms. Allocated memory is still 186.6MB. Free memory was 139.5MB in the beginning and 129.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.32ms. Allocated memory is still 186.6MB. Free memory was 129.0MB in the beginning and 126.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.67ms. Allocated memory is still 186.6MB. Free memory was 126.9MB in the beginning and 125.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 506.78ms. Allocated memory is still 186.6MB. Free memory was 125.8MB in the beginning and 109.9MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 987.49ms. Allocated memory is still 186.6MB. Free memory was 109.4MB in the beginning and 133.8MB in the end (delta: -24.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 186.6MB. Free memory is still 133.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 23:03:35,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/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_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/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_b34bd11c-769e-4743-af5e-8c80675c9d10/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 080d285edf597249c768cc16c2f24abae81517f0a04e9c9bd0eea0a78a6e636a --- 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 23:03:37,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:03:37,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:03:37,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:03:37,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:03:37,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:03:37,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:03:37,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:03:37,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:03:37,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:03:37,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:03:37,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:03:37,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:03:37,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:03:37,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:03:37,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:03:37,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:03:37,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:03:37,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:03:37,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:03:37,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:03:37,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:03:37,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:03:37,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:03:37,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:03:37,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:03:37,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:03:37,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:03:37,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:03:37,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:03:37,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:03:37,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:03:37,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:03:37,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:03:37,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:03:37,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:03:37,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:03:37,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:03:37,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:03:37,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:03:37,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:03:37,795 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:03:37,836 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:03:37,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:03:37,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:03:37,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:03:37,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:03:37,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:03:37,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:03:37,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:03:37,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:03:37,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:03:37,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:03:37,843 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:03:37,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:03:37,843 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:03:37,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:03:37,844 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:03:37,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:03:37,844 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:03:37,845 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:03:37,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:03:37,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:03:37,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:03:37,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:03:37,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:03:37,846 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:03:37,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:03:37,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:03:37,847 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:03:37,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:03:37,848 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_b34bd11c-769e-4743-af5e-8c80675c9d10/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 080d285edf597249c768cc16c2f24abae81517f0a04e9c9bd0eea0a78a6e636a [2022-11-21 23:03:38,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:03:38,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:03:38,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:03:38,279 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:03:38,280 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:03:38,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.c [2022-11-21 23:03:41,517 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:03:41,768 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:03:41,769 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.c [2022-11-21 23:03:41,779 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/data/9afb3fae1/7743bad69b234523a449d840b08714e8/FLAG4c8209d17 [2022-11-21 23:03:41,793 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/data/9afb3fae1/7743bad69b234523a449d840b08714e8 [2022-11-21 23:03:41,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:03:41,796 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:03:41,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:03:41,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:03:41,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:03:41,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:03:41" (1/1) ... [2022-11-21 23:03:41,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cf9be80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:41, skipping insertion in model container [2022-11-21 23:03:41,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:03:41" (1/1) ... [2022-11-21 23:03:41,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:03:41,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:03:41,950 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_b34bd11c-769e-4743-af5e-8c80675c9d10/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.c[1107,1120] [2022-11-21 23:03:41,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:03:41,996 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:03:42,008 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_b34bd11c-769e-4743-af5e-8c80675c9d10/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_three.c[1107,1120] [2022-11-21 23:03:42,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:03:42,042 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:03:42,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42 WrapperNode [2022-11-21 23:03:42,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:03:42,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:03:42,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:03:42,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:03:42,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,083 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-11-21 23:03:42,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:03:42,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:03:42,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:03:42,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:03:42,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,120 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:03:42,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:03:42,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:03:42,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:03:42,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:03:42,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:03:42,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:03:42,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:03:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:03:42,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:03:42,336 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:03:42,339 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:03:42,565 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:03:42,612 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:03:42,613 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:03:42,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:03:42 BoogieIcfgContainer [2022-11-21 23:03:42,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:03:42,616 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:03:42,616 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:03:42,641 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:03:42,642 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:03:42" (1/1) ... [2022-11-21 23:03:42,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:03:42,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:42,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:03:42,721 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:03:42,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:03:42,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:42,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:42,766 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 23:03:42,772 INFO L158 Benchmark]: Toolchain (without parser) took 975.32ms. Allocated memory is still 92.3MB. Free memory was 71.0MB in the beginning and 60.6MB in the end (delta: 10.4MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2022-11-21 23:03:42,774 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:03:42,774 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.49ms. Allocated memory is still 92.3MB. Free memory was 70.8MB in the beginning and 59.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:03:42,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.69ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 57.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:03:42,775 INFO L158 Benchmark]: Boogie Preprocessor took 39.20ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 56.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:03:42,776 INFO L158 Benchmark]: RCFGBuilder took 491.32ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 66.9MB in the end (delta: -10.4MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2022-11-21 23:03:42,776 INFO L158 Benchmark]: CodeCheck took 155.10ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 60.6MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:03:42,783 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 0.31ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.49ms. Allocated memory is still 92.3MB. Free memory was 70.8MB in the beginning and 59.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.69ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 57.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.20ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 56.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 491.32ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 66.9MB in the end (delta: -10.4MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * CodeCheck took 155.10ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 60.6MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:03:42,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34bd11c-769e-4743-af5e-8c80675c9d10/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