./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH --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 01e407ff37f0e05cc0af0c9add6c9f6be76650fc51d4c59f5df1e4bebb9e67d5 --- 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-e04fb08 [2022-11-16 06:23:18,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:23:18,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:23:18,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:23:18,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:23:18,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:23:18,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:23:18,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:23:18,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:23:18,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:23:18,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:23:18,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:23:18,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:23:18,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:23:18,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:23:18,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:23:18,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:23:18,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:23:18,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:23:18,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:23:18,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:23:18,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:23:18,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:23:18,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:23:18,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:23:18,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:23:18,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:23:18,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:23:18,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:23:18,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:23:18,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:23:18,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:23:18,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:23:18,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:23:18,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:23:18,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:23:18,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:23:18,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:23:18,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:23:18,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:23:18,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:23:18,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 06:23:18,557 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:23:18,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:23:18,559 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:23:18,559 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:23:18,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:23:18,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:23:18,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:23:18,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:23:18,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:23:18,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:23:18,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:23:18,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:23:18,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:23:18,564 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:23:18,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:23:18,564 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:23:18,564 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:23:18,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:23:18,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:23:18,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:23:18,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:23:18,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:23:18,566 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:23:18,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:23:18,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:23:18,567 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_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01e407ff37f0e05cc0af0c9add6c9f6be76650fc51d4c59f5df1e4bebb9e67d5 [2022-11-16 06:23:18,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:23:18,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:23:18,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:23:18,972 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:23:18,974 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:23:18,975 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c [2022-11-16 06:23:19,075 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/data/a81502ed6/f1224d54c84e4611924a5ab10285a201/FLAGd2c181736 [2022-11-16 06:23:19,633 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:23:19,638 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c [2022-11-16 06:23:19,648 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/data/a81502ed6/f1224d54c84e4611924a5ab10285a201/FLAGd2c181736 [2022-11-16 06:23:19,980 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/data/a81502ed6/f1224d54c84e4611924a5ab10285a201 [2022-11-16 06:23:19,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:23:19,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:23:19,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:23:19,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:23:19,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:23:19,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:23:19" (1/1) ... [2022-11-16 06:23:19,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1459f8a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:19, skipping insertion in model container [2022-11-16 06:23:19,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:23:19" (1/1) ... [2022-11-16 06:23:20,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:23:20,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:23:20,256 WARN L229 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_f70572d9-9c61-4507-a707-0abc28d2d890/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c[1292,1305] [2022-11-16 06:23:20,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:23:20,292 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:23:20,304 WARN L229 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_f70572d9-9c61-4507-a707-0abc28d2d890/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c[1292,1305] [2022-11-16 06:23:20,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:23:20,334 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:23:20,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20 WrapperNode [2022-11-16 06:23:20,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:23:20,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:23:20,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:23:20,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:23:20,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,374 INFO L138 Inliner]: procedures = 11, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2022-11-16 06:23:20,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:23:20,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:23:20,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:23:20,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:23:20,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,400 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:23:20,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:23:20,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:23:20,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:23:20,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:20,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:23:20,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:23:20,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:23:20,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:23:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:23:20,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:23:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-16 06:23:20,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-16 06:23:20,571 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:23:20,578 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:23:20,874 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:23:20,990 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:23:20,990 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:23:20,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:23:20 BoogieIcfgContainer [2022-11-16 06:23:20,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:23:20,995 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:23:20,995 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:23:21,007 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:23:21,009 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:23:20" (1/1) ... [2022-11-16 06:23:21,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:23:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:23:21,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2022-11-16 06:23:21,126 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2022-11-16 06:23:21,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-16 06:23:21,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:23:21,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:23:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:23:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:23:21,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:23:21,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2022-11-16 06:23:21,881 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2022-11-16 06:23:21,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-16 06:23:21,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:23:21,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:23:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:23:22,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:23:22,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:23:22,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 29 transitions. [2022-11-16 06:23:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2022-11-16 06:23:22,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-16 06:23:22,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:23:22,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:23:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 06:23:22,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 06:23:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 06:23:23,007 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2022-11-16 06:23:23,048 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 06:23:23,048 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 06:23:23,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 16.11 06:23:23 ImpRootNode [2022-11-16 06:23:23,052 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-16 06:23:23,053 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 06:23:23,053 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 06:23:23,054 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 06:23:23,054 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:23:20" (3/4) ... [2022-11-16 06:23:23,058 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 06:23:23,058 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 06:23:23,059 INFO L158 Benchmark]: Toolchain (without parser) took 3073.01ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 72.0MB in the beginning and 79.6MB in the end (delta: -7.6MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2022-11-16 06:23:23,060 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:23:23,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.55ms. Allocated memory is still 104.9MB. Free memory was 71.8MB in the beginning and 79.7MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 06:23:23,061 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.87ms. Allocated memory is still 104.9MB. Free memory was 79.7MB in the beginning and 77.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:23:23,062 INFO L158 Benchmark]: Boogie Preprocessor took 27.85ms. Allocated memory is still 104.9MB. Free memory was 77.9MB in the beginning and 76.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:23:23,062 INFO L158 Benchmark]: RCFGBuilder took 589.55ms. Allocated memory is still 104.9MB. Free memory was 76.8MB in the beginning and 61.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 06:23:23,063 INFO L158 Benchmark]: CodeCheck took 2057.87ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 61.2MB in the beginning and 80.5MB in the end (delta: -19.4MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2022-11-16 06:23:23,064 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 151.0MB. Free memory was 80.5MB in the beginning and 79.6MB in the end (delta: 928.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:23:23,067 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 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 58 IncrementalHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 16 mSDtfsCounter, 58 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 91 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 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: 28]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 75. Possible FailurePath: [L33] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 4); [L34] const SORT_1 msb_SORT_1 = (SORT_1)1 << (4 - 1); [L36] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 1); [L37] const SORT_12 msb_SORT_12 = (SORT_12)1 << (1 - 1); [L39] const SORT_1 var_2 = 1; [L40] const SORT_1 var_11 = mask_SORT_1; [L41] const SORT_1 var_16 = 3; [L44] SORT_1 state_3 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L45] SORT_1 state_4 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L47] SORT_1 init_5_arg_1 = var_2; [L48] state_3 = init_5_arg_1 [L49] SORT_1 init_6_arg_1 = var_2; [L50] state_4 = init_6_arg_1 VAL [init_5_arg_1=1, init_6_arg_1=1, mask_SORT_1=15, mask_SORT_12=1, msb_SORT_1=8, msb_SORT_12=1, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L55] SORT_1 var_13_arg_0 = state_4; [L56] SORT_1 var_13_arg_1 = var_11; [L57] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L58] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, init_5_arg_1=1, init_6_arg_1=1, mask_SORT_1=15, mask_SORT_12=1, msb_SORT_1=8, msb_SORT_12=1, state_3=1, state_4=1, var_11=15, var_13=0, var_13_arg_0=1, var_13_arg_1=15, var_16=3, var_2=1] [L59] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L28] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L59] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, init_5_arg_1=1, init_6_arg_1=1, mask_SORT_1=15, mask_SORT_12=1, msb_SORT_1=8, msb_SORT_12=1, state_3=1, state_4=1, var_11=15, var_13=0, var_13_arg_0=1, var_13_arg_1=15, var_16=3, var_2=1] [L60] SORT_1 var_17_arg_0 = state_4; [L61] SORT_1 var_17_arg_1 = var_16; [L62] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L63] SORT_1 var_15_arg_0 = state_3; [L64] SORT_12 var_15 = var_15_arg_0 >> 0; [L65] SORT_12 var_18_arg_0 = var_17; [L66] SORT_12 var_18_arg_1 = var_15; [L67] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L68] var_18 = var_18 & mask_SORT_12 [L69] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, init_5_arg_1=1, init_6_arg_1=1, mask_SORT_1=15, mask_SORT_12=1, msb_SORT_1=8, msb_SORT_12=1, state_3=1, state_4=1, var_11=15, var_13=0, var_13_arg_0=1, var_13_arg_1=15, var_15=1, var_15_arg_0=1, var_16=3, var_17=0, var_17_arg_0=1, var_17_arg_1=3, var_18=0, var_18_arg_0=0, var_18_arg_1=1, var_2=1] [L70] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L28] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L70] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, init_5_arg_1=1, init_6_arg_1=1, mask_SORT_1=15, mask_SORT_12=1, msb_SORT_1=8, msb_SORT_12=1, state_3=1, state_4=1, var_11=15, var_13=0, var_13_arg_0=1, var_13_arg_1=15, var_15=1, var_15_arg_0=1, var_16=3, var_17=0, var_17_arg_0=1, var_17_arg_1=3, var_18=0, var_18_arg_0=0, var_18_arg_1=1, var_2=1] [L72] SORT_1 var_7_arg_0 = state_4; [L73] SORT_1 var_7_arg_1 = var_2; [L74] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L75] var_7 = var_7 & mask_SORT_1 [L76] SORT_1 next_9_arg_1 = var_7; [L77] SORT_1 var_8_arg_0 = state_3; [L78] SORT_1 var_8_arg_1 = state_4; [L79] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L80] SORT_1 next_10_arg_1 = var_8; [L82] state_4 = next_9_arg_1 [L83] state_3 = next_10_arg_1 VAL [bad_14_arg_0=0, bad_19_arg_0=0, init_5_arg_1=1, init_6_arg_1=1, mask_SORT_1=15, mask_SORT_12=1, msb_SORT_1=8, msb_SORT_12=1, next_10_arg_1=1, next_9_arg_1=15, state_3=1, state_4=15, var_11=15, var_13=0, var_13_arg_0=1, var_13_arg_1=15, var_15=1, var_15_arg_0=1, var_16=3, var_17=0, var_17_arg_0=1, var_17_arg_1=3, var_18=0, var_18_arg_0=0, var_18_arg_1=1, var_2=1, var_7=15, var_7_arg_0=1, var_7_arg_1=1, var_8=1, var_8_arg_0=1, var_8_arg_1=1] [L55] SORT_1 var_13_arg_0 = state_4; [L56] SORT_1 var_13_arg_1 = var_11; [L57] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L58] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=1, bad_19_arg_0=0, init_5_arg_1=1, init_6_arg_1=1, mask_SORT_1=15, mask_SORT_12=1, msb_SORT_1=8, msb_SORT_12=1, next_10_arg_1=1, next_9_arg_1=15, state_3=1, state_4=15, var_11=15, var_13=1, var_13_arg_0=15, var_13_arg_1=15, var_15=1, var_15_arg_0=1, var_16=3, var_17=0, var_17_arg_0=1, var_17_arg_1=3, var_18=0, var_18_arg_0=0, var_18_arg_1=1, var_2=1, var_7=15, var_7_arg_0=1, var_7_arg_1=1, var_8=1, var_8_arg_0=1, var_8_arg_1=1] [L59] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=0] [L28] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L28] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.55ms. Allocated memory is still 104.9MB. Free memory was 71.8MB in the beginning and 79.7MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.87ms. Allocated memory is still 104.9MB. Free memory was 79.7MB in the beginning and 77.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.85ms. Allocated memory is still 104.9MB. Free memory was 77.9MB in the beginning and 76.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 589.55ms. Allocated memory is still 104.9MB. Free memory was 76.8MB in the beginning and 61.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2057.87ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 61.2MB in the beginning and 80.5MB in the end (delta: -19.4MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 151.0MB. Free memory was 80.5MB in the beginning and 79.6MB in the end (delta: 928.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 06:23:23,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH --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 01e407ff37f0e05cc0af0c9add6c9f6be76650fc51d4c59f5df1e4bebb9e67d5 --- 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-e04fb08 [2022-11-16 06:23:25,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:23:25,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:23:25,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:23:25,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:23:25,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:23:25,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:23:25,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:23:25,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:23:25,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:23:25,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:23:25,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:23:25,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:23:25,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:23:25,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:23:25,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:23:25,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:23:25,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:23:25,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:23:25,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:23:25,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:23:25,677 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:23:25,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:23:25,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:23:25,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:23:25,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:23:25,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:23:25,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:23:25,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:23:25,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:23:25,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:23:25,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:23:25,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:23:25,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:23:25,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:23:25,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:23:25,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:23:25,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:23:25,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:23:25,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:23:25,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:23:25,718 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 06:23:25,765 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:23:25,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:23:25,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:23:25,771 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:23:25,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:23:25,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:23:25,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:23:25,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:23:25,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:23:25,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:23:25,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:23:25,776 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 06:23:25,788 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 06:23:25,789 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 06:23:25,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:23:25,789 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:23:25,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:23:25,790 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:23:25,790 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:23:25,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:23:25,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:23:25,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:23:25,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:23:25,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:23:25,792 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 06:23:25,792 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 06:23:25,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:23:25,792 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 06:23:25,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 06:23:25,793 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_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01e407ff37f0e05cc0af0c9add6c9f6be76650fc51d4c59f5df1e4bebb9e67d5 [2022-11-16 06:23:26,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:23:26,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:23:26,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:23:26,265 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:23:26,268 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:23:26,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c [2022-11-16 06:23:26,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/data/5a522422f/e902ce90ff3b46eebcaaece35e29d6ee/FLAG58845035d [2022-11-16 06:23:26,918 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:23:26,930 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c [2022-11-16 06:23:26,943 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/data/5a522422f/e902ce90ff3b46eebcaaece35e29d6ee/FLAG58845035d [2022-11-16 06:23:27,271 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/data/5a522422f/e902ce90ff3b46eebcaaece35e29d6ee [2022-11-16 06:23:27,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:23:27,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:23:27,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:23:27,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:23:27,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:23:27,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7162bd37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27, skipping insertion in model container [2022-11-16 06:23:27,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:23:27,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:23:27,532 WARN L229 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_f70572d9-9c61-4507-a707-0abc28d2d890/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c[1292,1305] [2022-11-16 06:23:27,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:23:27,601 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:23:27,665 WARN L229 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_f70572d9-9c61-4507-a707-0abc28d2d890/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c[1292,1305] [2022-11-16 06:23:27,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:23:27,709 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:23:27,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27 WrapperNode [2022-11-16 06:23:27,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:23:27,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:23:27,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:23:27,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:23:27,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,763 INFO L138 Inliner]: procedures = 11, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2022-11-16 06:23:27,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:23:27,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:23:27,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:23:27,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:23:27,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,801 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:23:27,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:23:27,818 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:23:27,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:23:27,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:23:27" (1/1) ... [2022-11-16 06:23:27,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:23:27,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:23:27,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:23:27,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:23:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:23:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:23:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-16 06:23:27,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-16 06:23:28,034 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:23:28,037 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:23:28,243 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:23:28,268 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:23:28,269 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:23:28,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:23:28 BoogieIcfgContainer [2022-11-16 06:23:28,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:23:28,288 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:23:28,288 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:23:28,299 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:23:28,299 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:23:28" (1/1) ... [2022-11-16 06:23:28,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:23:28,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:23:28,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2022-11-16 06:23:28,403 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2022-11-16 06:23:28,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-16 06:23:28,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:23:28,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:23:28,476 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) [2022-11-16 06:23:28,488 INFO L158 Benchmark]: Toolchain (without parser) took 1206.00ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 45.0MB in the beginning and 68.0MB in the end (delta: -23.0MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2022-11-16 06:23:28,490 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 57.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:23:28,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.21ms. Allocated memory is still 62.9MB. Free memory was 44.8MB in the beginning and 46.4MB in the end (delta: -1.6MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2022-11-16 06:23:28,493 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.40ms. Allocated memory is still 62.9MB. Free memory was 46.4MB in the beginning and 44.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:23:28,494 INFO L158 Benchmark]: Boogie Preprocessor took 50.87ms. Allocated memory is still 62.9MB. Free memory was 44.7MB in the beginning and 43.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:23:28,495 INFO L158 Benchmark]: RCFGBuilder took 469.12ms. Allocated memory is still 62.9MB. Free memory was 43.4MB in the beginning and 32.0MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 06:23:28,496 INFO L158 Benchmark]: CodeCheck took 195.22ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 31.8MB in the beginning and 68.0MB in the end (delta: -36.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-11-16 06:23:28,502 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 0.26ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 57.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.21ms. Allocated memory is still 62.9MB. Free memory was 44.8MB in the beginning and 46.4MB in the end (delta: -1.6MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.40ms. Allocated memory is still 62.9MB. Free memory was 46.4MB in the beginning and 44.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.87ms. Allocated memory is still 62.9MB. Free memory was 44.7MB in the beginning and 43.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 469.12ms. Allocated memory is still 62.9MB. Free memory was 43.4MB in the beginning and 32.0MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 195.22ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 31.8MB in the beginning and 68.0MB in the end (delta: -36.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:23:28,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70572d9-9c61-4507-a707-0abc28d2d890/bin/ukojak-CydTVMUXoH/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