./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ --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 bd8a86fa4f066b15db9b2bf3d5b05fdfa163a1ceac95f1ac0dba938965cde89d --- 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-6b4ec56 [2022-11-20 18:26:06,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:26:06,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:26:06,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:26:06,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:26:06,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:26:06,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:26:06,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:26:06,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:26:06,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:26:06,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:26:06,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:26:06,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:26:06,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:26:06,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:26:06,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:26:06,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:26:06,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:26:06,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:26:06,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:26:06,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:26:06,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:26:06,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:26:06,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:26:06,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:26:06,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:26:06,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:26:06,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:26:06,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:26:06,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:26:06,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:26:06,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:26:06,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:26:06,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:26:06,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:26:06,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:26:06,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:26:06,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:26:06,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:26:06,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:26:06,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:26:06,463 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 18:26:06,484 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:26:06,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:26:06,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:26:06,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:26:06,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:26:06,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:26:06,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:26:06,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:26:06,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:26:06,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:26:06,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:26:06,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:26:06,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:26:06,488 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:26:06,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:26:06,489 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:26:06,489 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:26:06,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:26:06,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:26:06,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:26:06,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:26:06,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:26:06,490 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:26:06,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:26:06,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:26:06,491 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_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd8a86fa4f066b15db9b2bf3d5b05fdfa163a1ceac95f1ac0dba938965cde89d [2022-11-20 18:26:06,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:26:06,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:26:06,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:26:06,806 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:26:06,807 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:26:06,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c [2022-11-20 18:26:09,865 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:26:10,152 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:26:10,153 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c [2022-11-20 18:26:10,166 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/data/7e19e61ad/f68c7915338041298ccf541cff0590f3/FLAGacd85f1d3 [2022-11-20 18:26:10,188 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/data/7e19e61ad/f68c7915338041298ccf541cff0590f3 [2022-11-20 18:26:10,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:26:10,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:26:10,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:26:10,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:26:10,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:26:10,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4d5014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10, skipping insertion in model container [2022-11-20 18:26:10,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:26:10,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:26:10,409 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_21b519be-4951-432a-b53b-a67ff1302bb6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c[1107,1120] [2022-11-20 18:26:10,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:26:10,453 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:26:10,463 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_21b519be-4951-432a-b53b-a67ff1302bb6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c[1107,1120] [2022-11-20 18:26:10,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:26:10,502 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:26:10,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10 WrapperNode [2022-11-20 18:26:10,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:26:10,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:26:10,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:26:10,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:26:10,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,543 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 111 [2022-11-20 18:26:10,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:26:10,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:26:10,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:26:10,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:26:10,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,578 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:26:10,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:26:10,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:26:10,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:26:10,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:10" (1/1) ... [2022-11-20 18:26:10,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:26:10,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:26:10,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:26:10,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:26:10,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:26:10,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:26:10,740 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:26:10,742 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:26:11,007 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:26:11,031 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:26:11,032 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:26:11,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:26:11 BoogieIcfgContainer [2022-11-20 18:26:11,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:26:11,035 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:26:11,035 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:26:11,046 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:26:11,047 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:26:11" (1/1) ... [2022-11-20 18:26:11,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:26:11,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:11,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:26:11,137 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:26:11,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:26:11,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:11,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:26:11,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:26:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:26:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:26:11,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:26:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:26:11,465 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-20 18:26:11,489 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-20 18:26:11,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:26:11 ImpRootNode [2022-11-20 18:26:11,492 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:26:11,493 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:26:11,493 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:26:11,493 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:26:11,494 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:26:11" (3/4) ... [2022-11-20 18:26:11,497 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 18:26:11,497 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:26:11,498 INFO L158 Benchmark]: Toolchain (without parser) took 1303.20ms. Allocated memory is still 172.0MB. Free memory was 126.6MB in the beginning and 118.8MB in the end (delta: 7.8MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-20 18:26:11,499 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory was 88.7MB in the beginning and 88.7MB in the end (delta: 26.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:26:11,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.21ms. Allocated memory is still 172.0MB. Free memory was 126.1MB in the beginning and 114.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:26:11,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.70ms. Allocated memory is still 172.0MB. Free memory was 114.5MB in the beginning and 112.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:26:11,501 INFO L158 Benchmark]: Boogie Preprocessor took 37.18ms. Allocated memory is still 172.0MB. Free memory was 112.3MB in the beginning and 110.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:26:11,501 INFO L158 Benchmark]: RCFGBuilder took 449.98ms. Allocated memory is still 172.0MB. Free memory was 110.8MB in the beginning and 137.7MB in the end (delta: -26.9MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2022-11-20 18:26:11,502 INFO L158 Benchmark]: CodeCheck took 457.34ms. Allocated memory is still 172.0MB. Free memory was 137.5MB in the beginning and 118.8MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 18:26:11,502 INFO L158 Benchmark]: Witness Printer took 4.30ms. Allocated memory is still 172.0MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:26:11,505 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: 0.4s, 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, 0.0s 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 73, overapproximation of bitwiseAnd at line 67. 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 - 5); [L29] const SORT_4 msb_SORT_4 = (SORT_4)1 << (5 - 1); [L31] const SORT_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 4); [L32] const SORT_8 msb_SORT_8 = (SORT_8)1 << (4 - 1); [L34] const SORT_4 var_5 = 1; [L35] const SORT_8 var_9 = 2; [L36] const SORT_1 var_15 = 1; [L37] const SORT_4 var_19 = 5; [L38] const SORT_4 var_22 = 7; [L39] const SORT_4 var_26 = 11; [L40] const SORT_4 var_29 = 3; [L41] const SORT_8 var_30 = 1; [L42] const SORT_8 var_37 = 5; [L44] SORT_1 input_2; [L45] SORT_1 input_3; [L47] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L48] SORT_4 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L49] SORT_4 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L50] SORT_4 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L52] SORT_4 init_7_arg_1 = var_5; [L53] state_6 = init_7_arg_1 [L54] SORT_4 init_21_arg_1 = var_19; [L55] state_20 = init_21_arg_1 [L56] SORT_4 init_24_arg_1 = var_22; [L57] state_23 = init_24_arg_1 [L58] SORT_4 init_28_arg_1 = var_26; [L59] state_27 = init_28_arg_1 VAL [init_21_arg_1=5, init_24_arg_1=7, init_28_arg_1=11, init_7_arg_1=1, mask_SORT_1=1, mask_SORT_4=31, mask_SORT_8=15, msb_SORT_1=1, msb_SORT_4=16, msb_SORT_8=8, state_20=5, state_23=7, state_27=11, state_6=1, var_15=1, var_19=5, var_22=7, var_26=11, var_29=3, var_30=1, var_37=5, var_5=1, var_9=2] [L62] input_2 = __VERIFIER_nondet_uchar() [L63] input_3 = __VERIFIER_nondet_uchar() [L66] SORT_8 var_10_arg_0 = var_9; [L67] var_10_arg_0 = var_10_arg_0 & mask_SORT_8 [L68] SORT_4 var_10 = var_10_arg_0; [L69] SORT_4 var_11_arg_0 = state_6; [L70] SORT_4 var_11_arg_1 = var_10; [L71] SORT_1 var_11 = var_11_arg_0 == var_11_arg_1; [L72] SORT_1 var_12_arg_0 = var_11; [L73] SORT_1 var_12 = ~var_12_arg_0; [L74] SORT_1 var_16_arg_0 = var_12; [L75] SORT_1 var_16 = ~var_16_arg_0; [L76] SORT_1 var_17_arg_0 = var_15; [L77] SORT_1 var_17_arg_1 = var_16; [L78] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L79] var_17 = var_17 & mask_SORT_1 [L80] SORT_1 bad_18_arg_0 = var_17; [L81] CALL __VERIFIER_assert(!(bad_18_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 0.28ms. Allocated memory is still 121.6MB. Free memory was 88.7MB in the beginning and 88.7MB in the end (delta: 26.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.21ms. Allocated memory is still 172.0MB. Free memory was 126.1MB in the beginning and 114.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.70ms. Allocated memory is still 172.0MB. Free memory was 114.5MB in the beginning and 112.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.18ms. Allocated memory is still 172.0MB. Free memory was 112.3MB in the beginning and 110.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 449.98ms. Allocated memory is still 172.0MB. Free memory was 110.8MB in the beginning and 137.7MB in the end (delta: -26.9MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * CodeCheck took 457.34ms. Allocated memory is still 172.0MB. Free memory was 137.5MB in the beginning and 118.8MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 4.30ms. Allocated memory is still 172.0MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 18:26:11,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/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_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ --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 bd8a86fa4f066b15db9b2bf3d5b05fdfa163a1ceac95f1ac0dba938965cde89d --- 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-6b4ec56 [2022-11-20 18:26:13,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:26:13,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:26:14,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:26:14,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:26:14,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:26:14,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:26:14,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:26:14,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:26:14,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:26:14,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:26:14,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:26:14,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:26:14,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:26:14,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:26:14,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:26:14,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:26:14,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:26:14,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:26:14,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:26:14,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:26:14,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:26:14,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:26:14,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:26:14,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:26:14,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:26:14,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:26:14,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:26:14,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:26:14,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:26:14,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:26:14,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:26:14,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:26:14,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:26:14,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:26:14,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:26:14,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:26:14,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:26:14,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:26:14,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:26:14,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:26:14,094 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 18:26:14,123 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:26:14,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:26:14,124 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:26:14,124 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:26:14,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:26:14,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:26:14,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:26:14,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:26:14,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:26:14,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:26:14,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:26:14,127 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:26:14,127 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:26:14,127 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:26:14,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:26:14,128 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:26:14,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:26:14,128 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:26:14,128 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:26:14,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:26:14,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:26:14,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:26:14,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:26:14,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:26:14,130 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:26:14,130 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:26:14,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:26:14,130 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:26:14,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:26:14,131 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_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd8a86fa4f066b15db9b2bf3d5b05fdfa163a1ceac95f1ac0dba938965cde89d [2022-11-20 18:26:14,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:26:14,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:26:14,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:26:14,581 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:26:14,584 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:26:14,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c [2022-11-20 18:26:17,643 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:26:17,950 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:26:17,950 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c [2022-11-20 18:26:17,959 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/data/4ded131c1/45a489eff780478c895f8753b3e72486/FLAG656688af3 [2022-11-20 18:26:17,973 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/data/4ded131c1/45a489eff780478c895f8753b3e72486 [2022-11-20 18:26:17,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:26:17,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:26:17,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:26:17,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:26:17,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:26:17,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:26:17" (1/1) ... [2022-11-20 18:26:17,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1beb5f45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:17, skipping insertion in model container [2022-11-20 18:26:17,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:26:17" (1/1) ... [2022-11-20 18:26:17,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:26:18,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:26:18,144 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_21b519be-4951-432a-b53b-a67ff1302bb6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c[1107,1120] [2022-11-20 18:26:18,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:26:18,220 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:26:18,234 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_21b519be-4951-432a-b53b-a67ff1302bb6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs.c[1107,1120] [2022-11-20 18:26:18,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:26:18,313 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:26:18,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18 WrapperNode [2022-11-20 18:26:18,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:26:18,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:26:18,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:26:18,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:26:18,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,400 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 111 [2022-11-20 18:26:18,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:26:18,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:26:18,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:26:18,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:26:18,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,452 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:26:18,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:26:18,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:26:18,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:26:18,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:26:18" (1/1) ... [2022-11-20 18:26:18,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:26:18,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:26:18,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:26:18,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:26:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:26:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:26:18,686 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:26:18,688 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:26:18,958 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:26:19,004 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:26:19,005 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:26:19,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:26:19 BoogieIcfgContainer [2022-11-20 18:26:19,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:26:19,008 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:26:19,009 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:26:19,030 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:26:19,031 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:26:19" (1/1) ... [2022-11-20 18:26:19,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:26:19,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:19,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:26:19,110 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:26:19,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:26:19,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:19,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:19,158 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) [2022-11-20 18:26:19,162 INFO L158 Benchmark]: Toolchain (without parser) took 1184.39ms. Allocated memory is still 90.2MB. Free memory was 68.4MB in the beginning and 54.2MB in the end (delta: 14.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-11-20 18:26:19,162 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:26:19,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.01ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 56.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:26:19,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.25ms. Allocated memory is still 90.2MB. Free memory was 56.0MB in the beginning and 54.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:26:19,165 INFO L158 Benchmark]: Boogie Preprocessor took 57.32ms. Allocated memory is still 90.2MB. Free memory was 54.2MB in the beginning and 52.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:26:19,166 INFO L158 Benchmark]: RCFGBuilder took 547.98ms. Allocated memory is still 90.2MB. Free memory was 52.7MB in the beginning and 60.5MB in the end (delta: -7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 18:26:19,167 INFO L158 Benchmark]: CodeCheck took 152.08ms. Allocated memory is still 90.2MB. Free memory was 60.1MB in the beginning and 54.2MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:26:19,179 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 0.24ms. Allocated memory is still 67.1MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.01ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 56.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.25ms. Allocated memory is still 90.2MB. Free memory was 56.0MB in the beginning and 54.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.32ms. Allocated memory is still 90.2MB. Free memory was 54.2MB in the beginning and 52.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 547.98ms. Allocated memory is still 90.2MB. Free memory was 52.7MB in the beginning and 60.5MB in the end (delta: -7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 152.08ms. Allocated memory is still 90.2MB. Free memory was 60.1MB in the beginning and 54.2MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:26:19,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b519be-4951-432a-b53b-a67ff1302bb6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared