./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59f3fcefe82932d9599ddaeb009b9f6bf8c17f6b22b4de4159cfdd4dc66707c2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 02:05:39,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:05:39,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:05:39,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:05:39,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:05:39,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:05:39,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:05:39,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:05:39,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:05:39,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:05:39,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:05:39,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:05:39,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:05:39,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:05:39,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:05:39,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:05:39,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:05:39,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:05:39,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:05:39,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:05:39,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:05:39,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:05:39,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:05:39,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:05:39,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:05:39,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:05:39,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:05:39,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:05:39,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:05:39,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:05:39,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:05:39,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:05:39,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:05:39,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:05:39,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:05:39,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:05:39,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:05:39,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:05:39,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:05:39,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:05:39,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:05:39,599 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 02:05:39,612 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:05:39,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:05:39,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:05:39,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:05:39,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:05:39,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:05:39,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:05:39,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:05:39,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:05:39,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:05:39,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:05:39,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:05:39,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:05:39,615 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:05:39,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:05:39,615 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:05:39,615 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:05:39,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:05:39,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:05:39,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:05:39,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:05:39,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:05:39,616 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:05:39,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:05:39,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:05:39,616 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_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f3fcefe82932d9599ddaeb009b9f6bf8c17f6b22b4de4159cfdd4dc66707c2 [2022-12-15 02:05:39,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:05:39,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:05:39,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:05:39,799 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:05:39,799 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:05:39,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2022-12-15 02:05:42,449 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:05:42,597 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:05:42,597 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2022-12-15 02:05:42,602 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/data/8c232d778/36f53c742a2045a9b2e5562fcd51be4a/FLAG52f65011c [2022-12-15 02:05:42,617 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/data/8c232d778/36f53c742a2045a9b2e5562fcd51be4a [2022-12-15 02:05:42,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:05:42,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:05:42,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:05:42,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:05:42,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:05:42,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@258f83c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42, skipping insertion in model container [2022-12-15 02:05:42,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:05:42,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:05:42,784 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_3ac8112d-518c-427b-a18d-b8ce1621e582/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1107,1120] [2022-12-15 02:05:42,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:05:42,818 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:05:42,829 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_3ac8112d-518c-427b-a18d-b8ce1621e582/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1107,1120] [2022-12-15 02:05:42,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:05:42,852 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:05:42,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42 WrapperNode [2022-12-15 02:05:42,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:05:42,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:05:42,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:05:42,853 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:05:42,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,885 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2022-12-15 02:05:42,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:05:42,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:05:42,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:05:42,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:05:42,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,906 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:05:42,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:05:42,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:05:42,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:05:42,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:42" (1/1) ... [2022-12-15 02:05:42,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:05:42,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:05:42,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:05:42,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:05:42,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:05:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:05:43,039 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:05:43,041 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:05:43,170 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:05:43,188 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:05:43,188 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:05:43,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:05:43 BoogieIcfgContainer [2022-12-15 02:05:43,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:05:43,192 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:05:43,192 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:05:43,202 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:05:43,202 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:05:43" (1/1) ... [2022-12-15 02:05:43,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:05:43,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:43,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 02:05:43,265 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 02:05:43,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:05:43,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:43,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:05:43,402 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:05:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:05:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:05:43,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:05:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:05:43,571 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-12-15 02:05:43,592 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-15 02:05:43,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:05:43 ImpRootNode [2022-12-15 02:05:43,595 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:05:43,596 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:05:43,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:05:43,596 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:05:43,597 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:05:43" (3/4) ... [2022-12-15 02:05:43,600 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-15 02:05:43,600 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:05:43,601 INFO L158 Benchmark]: Toolchain (without parser) took 979.95ms. Allocated memory is still 153.1MB. Free memory was 106.4MB in the beginning and 121.5MB in the end (delta: -15.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:05:43,601 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory was 78.6MB in the beginning and 78.5MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:05:43,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.31ms. Allocated memory is still 153.1MB. Free memory was 105.8MB in the beginning and 95.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:05:43,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.39ms. Allocated memory is still 153.1MB. Free memory was 95.3MB in the beginning and 93.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:05:43,603 INFO L158 Benchmark]: Boogie Preprocessor took 22.19ms. Allocated memory is still 153.1MB. Free memory was 93.8MB in the beginning and 92.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:05:43,603 INFO L158 Benchmark]: RCFGBuilder took 281.99ms. Allocated memory is still 153.1MB. Free memory was 92.5MB in the beginning and 79.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 02:05:43,604 INFO L158 Benchmark]: CodeCheck took 403.87ms. Allocated memory is still 153.1MB. Free memory was 79.4MB in the beginning and 121.5MB in the end (delta: -42.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:05:43,604 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 153.1MB. Free memory is still 121.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:05:43,607 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 72, overapproximation of bitwiseOr at line 70, overapproximation of bitwiseAnd at line 57. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 20); [L29] const SORT_4 msb_SORT_4 = (SORT_4)1 << (20 - 1); [L31] const SORT_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 32); [L32] const SORT_8 msb_SORT_8 = (SORT_8)1 << (32 - 1); [L34] const SORT_4 var_5 = 100; [L35] const SORT_8 var_10 = 100; [L36] const SORT_8 var_13 = 200; [L37] const SORT_1 var_18 = 1; [L38] const SORT_4 var_22 = 200; [L40] SORT_1 input_2; [L41] SORT_1 input_3; [L43] SORT_4 state_6 = __VERIFIER_nondet_uint() & mask_SORT_4; [L44] SORT_4 state_23 = __VERIFIER_nondet_uint() & mask_SORT_4; [L46] SORT_4 init_7_arg_1 = var_5; [L47] state_6 = init_7_arg_1 [L48] SORT_4 init_24_arg_1 = var_22; [L49] state_23 = init_24_arg_1 VAL [init_24_arg_1=200, init_7_arg_1=100, mask_SORT_1=1, mask_SORT_4=4294967295, mask_SORT_8=4294967295, msb_SORT_1=1, msb_SORT_4=524288, msb_SORT_8=2147483648, state_23=200, state_6=100, var_10=100, var_13=200, var_18=1, var_22=200, var_5=100] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_9_arg_0 = state_6; [L57] var_9_arg_0 = var_9_arg_0 & mask_SORT_4 [L58] SORT_8 var_9 = var_9_arg_0; [L59] SORT_8 var_11_arg_0 = var_9; [L60] SORT_8 var_11_arg_1 = var_10; [L61] SORT_1 var_11 = var_11_arg_0 == var_11_arg_1; [L62] SORT_4 var_12_arg_0 = state_6; [L63] var_12_arg_0 = var_12_arg_0 & mask_SORT_4 [L64] SORT_8 var_12 = var_12_arg_0; [L65] SORT_8 var_14_arg_0 = var_12; [L66] SORT_8 var_14_arg_1 = var_13; [L67] SORT_1 var_14 = var_14_arg_0 == var_14_arg_1; [L68] SORT_1 var_15_arg_0 = var_11; [L69] SORT_1 var_15_arg_1 = var_14; [L70] SORT_1 var_15 = var_15_arg_0 | var_15_arg_1; [L71] SORT_1 var_19_arg_0 = var_15; [L72] SORT_1 var_19 = ~var_19_arg_0; [L73] SORT_1 var_20_arg_0 = var_18; [L74] SORT_1 var_20_arg_1 = var_19; [L75] SORT_1 var_20 = var_20_arg_0 & var_20_arg_1; [L76] var_20 = var_20 & mask_SORT_1 [L77] SORT_1 bad_21_arg_0 = var_20; [L78] CALL __VERIFIER_assert(!(bad_21_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 0.13ms. Allocated memory is still 104.9MB. Free memory was 78.6MB in the beginning and 78.5MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.31ms. Allocated memory is still 153.1MB. Free memory was 105.8MB in the beginning and 95.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.39ms. Allocated memory is still 153.1MB. Free memory was 95.3MB in the beginning and 93.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.19ms. Allocated memory is still 153.1MB. Free memory was 93.8MB in the beginning and 92.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 281.99ms. Allocated memory is still 153.1MB. Free memory was 92.5MB in the beginning and 79.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 403.87ms. Allocated memory is still 153.1MB. Free memory was 79.4MB in the beginning and 121.5MB in the end (delta: -42.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 153.1MB. Free memory is still 121.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-15 02:05:43,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59f3fcefe82932d9599ddaeb009b9f6bf8c17f6b22b4de4159cfdd4dc66707c2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 02:05:45,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:05:45,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:05:45,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:05:45,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:05:45,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:05:45,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:05:45,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:05:45,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:05:45,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:05:45,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:05:45,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:05:45,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:05:45,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:05:45,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:05:45,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:05:45,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:05:45,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:05:45,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:05:45,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:05:45,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:05:45,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:05:45,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:05:45,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:05:45,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:05:45,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:05:45,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:05:45,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:05:45,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:05:45,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:05:45,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:05:45,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:05:45,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:05:45,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:05:45,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:05:45,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:05:45,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:05:45,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:05:45,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:05:45,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:05:45,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:05:45,294 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-15 02:05:45,309 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:05:45,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:05:45,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:05:45,310 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:05:45,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:05:45,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:05:45,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:05:45,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:05:45,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:05:45,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:05:45,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:05:45,311 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:05:45,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:05:45,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:05:45,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:05:45,312 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:05:45,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:05:45,312 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:05:45,312 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:05:45,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:05:45,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:05:45,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:05:45,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:05:45,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:05:45,313 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:05:45,313 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:05:45,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:05:45,313 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:05:45,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:05:45,313 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_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f3fcefe82932d9599ddaeb009b9f6bf8c17f6b22b4de4159cfdd4dc66707c2 [2022-12-15 02:05:45,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:05:45,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:05:45,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:05:45,530 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:05:45,531 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:05:45,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2022-12-15 02:05:48,089 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:05:48,231 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:05:48,232 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2022-12-15 02:05:48,236 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/data/5d11be678/b98e51d9c11140209079c7ac8fa46a21/FLAG9d4df7bb2 [2022-12-15 02:05:48,247 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/data/5d11be678/b98e51d9c11140209079c7ac8fa46a21 [2022-12-15 02:05:48,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:05:48,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:05:48,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:05:48,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:05:48,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:05:48,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ec1baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48, skipping insertion in model container [2022-12-15 02:05:48,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:05:48,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:05:48,364 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_3ac8112d-518c-427b-a18d-b8ce1621e582/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1107,1120] [2022-12-15 02:05:48,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:05:48,394 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:05:48,402 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_3ac8112d-518c-427b-a18d-b8ce1621e582/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1107,1120] [2022-12-15 02:05:48,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:05:48,421 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:05:48,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48 WrapperNode [2022-12-15 02:05:48,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:05:48,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:05:48,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:05:48,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:05:48,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,447 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2022-12-15 02:05:48,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:05:48,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:05:48,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:05:48,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:05:48,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,463 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:05:48,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:05:48,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:05:48,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:05:48,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:05:48,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:05:48,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:05:48,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:05:48,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:05:48,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:05:48,583 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:05:48,589 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:05:48,687 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:05:48,711 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:05:48,712 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:05:48,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:05:48 BoogieIcfgContainer [2022-12-15 02:05:48,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:05:48,715 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:05:48,715 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:05:48,725 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:05:48,725 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:05:48" (1/1) ... [2022-12-15 02:05:48,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:05:48,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:48,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 02:05:48,787 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 02:05:48,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:05:48,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:48,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:48,833 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 02:05:48,837 INFO L158 Benchmark]: Toolchain (without parser) took 585.98ms. Allocated memory is still 83.9MB. Free memory was 62.6MB in the beginning and 51.8MB in the end (delta: 10.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2022-12-15 02:05:48,837 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:05:48,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 171.39ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 51.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:05:48,839 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.13ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 49.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:05:48,839 INFO L158 Benchmark]: Boogie Preprocessor took 17.36ms. Allocated memory is still 83.9MB. Free memory was 49.9MB in the beginning and 48.6MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:05:48,840 INFO L158 Benchmark]: RCFGBuilder took 248.35ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 58.1MB in the end (delta: -9.5MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-12-15 02:05:48,841 INFO L158 Benchmark]: CodeCheck took 120.29ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 51.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 02:05:48,844 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 0.16ms. Allocated memory is still 58.7MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 171.39ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 51.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.13ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 49.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.36ms. Allocated memory is still 83.9MB. Free memory was 49.9MB in the beginning and 48.6MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 248.35ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 58.1MB in the end (delta: -9.5MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * CodeCheck took 120.29ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 51.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:05:48,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac8112d-518c-427b-a18d-b8ce1621e582/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared