./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 b5237d83 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_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/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_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-b5237d8 [2022-11-21 23:01:45,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:01:45,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:01:45,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:01:45,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:01:45,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:01:45,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:01:45,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:01:45,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:01:45,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:01:45,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:01:45,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:01:45,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:01:45,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:01:45,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:01:45,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:01:45,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:01:45,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:01:45,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:01:45,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:01:45,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:01:45,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:01:45,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:01:45,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:01:45,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:01:45,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:01:45,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:01:45,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:01:45,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:01:45,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:01:45,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:01:45,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:01:45,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:01:45,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:01:45,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:01:45,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:01:45,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:01:45,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:01:45,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:01:45,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:01:45,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:01:45,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 23:01:45,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:01:45,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:01:45,975 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:01:45,976 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:01:45,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:01:45,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:01:45,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:01:45,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:01:45,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:01:45,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:01:45,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:01:45,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:01:45,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:01:45,980 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:01:45,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:01:45,981 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:01:45,981 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:01:45,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:01:45,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:01:45,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:01:45,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:01:45,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:01:45,982 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:01:45,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:01:45,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:01:45,983 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_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f3fcefe82932d9599ddaeb009b9f6bf8c17f6b22b4de4159cfdd4dc66707c2 [2022-11-21 23:01:46,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:01:46,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:01:46,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:01:46,350 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:01:46,350 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:01:46,352 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2022-11-21 23:01:49,445 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:01:49,724 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:01:49,725 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2022-11-21 23:01:49,733 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/data/9a81479d1/98daf381798b47c9a7198091b1219f75/FLAG0df161ce3 [2022-11-21 23:01:49,753 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/data/9a81479d1/98daf381798b47c9a7198091b1219f75 [2022-11-21 23:01:49,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:01:49,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:01:49,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:01:49,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:01:49,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:01:49,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:01:49" (1/1) ... [2022-11-21 23:01:49,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75730ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:49, skipping insertion in model container [2022-11-21 23:01:49,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:01:49" (1/1) ... [2022-11-21 23:01:49,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:01:49,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:01:49,946 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_bedb1a2f-925f-4a82-81db-8577937c6d9a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1107,1120] [2022-11-21 23:01:49,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:01:49,981 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:01:49,991 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_bedb1a2f-925f-4a82-81db-8577937c6d9a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1107,1120] [2022-11-21 23:01:50,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:01:50,031 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:01:50,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50 WrapperNode [2022-11-21 23:01:50,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:01:50,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:01:50,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:01:50,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:01:50,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,080 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2022-11-21 23:01:50,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:01:50,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:01:50,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:01:50,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:01:50,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,117 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:01:50,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:01:50,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:01:50,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:01:50,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:01:50,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:01:50,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:01:50,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:01:50,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:01:50,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:01:50,328 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:01:50,332 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:01:50,480 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:01:50,500 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:01:50,500 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:01:50,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:01:50 BoogieIcfgContainer [2022-11-21 23:01:50,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:01:50,504 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:01:50,505 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:01:50,514 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:01:50,515 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:01:50" (1/1) ... [2022-11-21 23:01:50,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:01:50,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:01:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:01:50,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:01:50,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:50,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:01:50,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:01:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:01:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:01:51,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:01:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:01:51,189 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-21 23:01:51,221 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-21 23:01:51,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:01:51 ImpRootNode [2022-11-21 23:01:51,225 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:01:51,225 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:01:51,226 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:01:51,226 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:01:51,227 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:01:50" (3/4) ... [2022-11-21 23:01:51,230 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 23:01:51,230 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:01:51,231 INFO L158 Benchmark]: Toolchain (without parser) took 1472.20ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 86.8MB in the beginning and 116.7MB in the end (delta: -29.9MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2022-11-21 23:01:51,232 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 105.3MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:01:51,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.13ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 75.9MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:01:51,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.76ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 74.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:01:51,234 INFO L158 Benchmark]: Boogie Preprocessor took 37.60ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 74.5MB in the beginning and 146.3MB in the end (delta: -71.8MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2022-11-21 23:01:51,235 INFO L158 Benchmark]: RCFGBuilder took 382.64ms. Allocated memory is still 176.2MB. Free memory was 146.3MB in the beginning and 138.1MB in the end (delta: 8.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-11-21 23:01:51,235 INFO L158 Benchmark]: CodeCheck took 720.50ms. Allocated memory is still 176.2MB. Free memory was 138.1MB in the beginning and 117.0MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 23:01:51,236 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 176.2MB. Free memory was 117.0MB in the beginning and 116.7MB in the end (delta: 330.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:01:51,240 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: 0.7s, 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, 0.1s 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 0.28ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 105.3MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.13ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 75.9MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.76ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 74.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.60ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 74.5MB in the beginning and 146.3MB in the end (delta: -71.8MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * RCFGBuilder took 382.64ms. Allocated memory is still 176.2MB. Free memory was 146.3MB in the beginning and 138.1MB in the end (delta: 8.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * CodeCheck took 720.50ms. Allocated memory is still 176.2MB. Free memory was 138.1MB in the beginning and 117.0MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 176.2MB. Free memory was 117.0MB in the beginning and 116.7MB in the end (delta: 330.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 23:01:51,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/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_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-b5237d8 [2022-11-21 23:01:53,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:01:53,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:01:53,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:01:53,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:01:53,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:01:53,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:01:53,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:01:53,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:01:53,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:01:53,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:01:53,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:01:53,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:01:53,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:01:53,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:01:53,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:01:53,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:01:53,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:01:53,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:01:53,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:01:53,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:01:53,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:01:53,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:01:53,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:01:53,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:01:53,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:01:53,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:01:53,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:01:53,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:01:53,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:01:53,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:01:53,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:01:53,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:01:53,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:01:53,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:01:53,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:01:53,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:01:53,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:01:53,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:01:53,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:01:53,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:01:53,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:01:54,033 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:01:54,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:01:54,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:01:54,036 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:01:54,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:01:54,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:01:54,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:01:54,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:01:54,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:01:54,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:01:54,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:01:54,040 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:01:54,040 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:01:54,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:01:54,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:01:54,041 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:01:54,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:01:54,041 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:01:54,041 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:01:54,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:01:54,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:01:54,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:01:54,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:01:54,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:01:54,043 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:01:54,043 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:01:54,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:01:54,043 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:01:54,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:01:54,044 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_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f3fcefe82932d9599ddaeb009b9f6bf8c17f6b22b4de4159cfdd4dc66707c2 [2022-11-21 23:01:54,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:01:54,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:01:54,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:01:54,459 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:01:54,460 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:01:54,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2022-11-21 23:01:57,740 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:01:58,001 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:01:58,001 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2022-11-21 23:01:58,014 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/data/c76865667/c7f8281901fe4ecdb3363397978bfdb1/FLAGa21c2e2d5 [2022-11-21 23:01:58,028 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/data/c76865667/c7f8281901fe4ecdb3363397978bfdb1 [2022-11-21 23:01:58,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:01:58,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:01:58,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:01:58,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:01:58,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:01:58,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dcca4e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58, skipping insertion in model container [2022-11-21 23:01:58,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:01:58,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:01:58,200 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_bedb1a2f-925f-4a82-81db-8577937c6d9a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1107,1120] [2022-11-21 23:01:58,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:01:58,242 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:01:58,253 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_bedb1a2f-925f-4a82-81db-8577937c6d9a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1107,1120] [2022-11-21 23:01:58,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:01:58,280 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:01:58,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58 WrapperNode [2022-11-21 23:01:58,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:01:58,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:01:58,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:01:58,282 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:01:58,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,332 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2022-11-21 23:01:58,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:01:58,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:01:58,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:01:58,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:01:58,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,374 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:01:58,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:01:58,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:01:58,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:01:58,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:01:58,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:01:58,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:01:58,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:01:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:01:58,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:01:58,656 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:01:58,658 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:01:58,856 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:01:58,879 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:01:58,884 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:01:58,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:01:58 BoogieIcfgContainer [2022-11-21 23:01:58,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:01:58,888 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:01:58,888 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:01:58,898 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:01:58,898 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:01:58" (1/1) ... [2022-11-21 23:01:58,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:01:58,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:58,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:01:58,968 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:01:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:01:58,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:58,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:59,013 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:01:59,020 INFO L158 Benchmark]: Toolchain (without parser) took 983.80ms. Allocated memory is still 73.4MB. Free memory was 52.3MB in the beginning and 37.8MB in the end (delta: 14.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2022-11-21 23:01:59,021 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:01:59,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.49ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 41.3MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:01:59,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.39ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 39.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:01:59,023 INFO L158 Benchmark]: Boogie Preprocessor took 41.05ms. Allocated memory is still 73.4MB. Free memory was 39.6MB in the beginning and 38.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:01:59,024 INFO L158 Benchmark]: RCFGBuilder took 509.38ms. Allocated memory is still 73.4MB. Free memory was 38.3MB in the beginning and 43.8MB in the end (delta: -5.5MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-11-21 23:01:59,024 INFO L158 Benchmark]: CodeCheck took 127.93ms. Allocated memory is still 73.4MB. Free memory was 43.8MB in the beginning and 37.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:01:59,033 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.49ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 41.3MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.39ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 39.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.05ms. Allocated memory is still 73.4MB. Free memory was 39.6MB in the beginning and 38.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 509.38ms. Allocated memory is still 73.4MB. Free memory was 38.3MB in the beginning and 43.8MB in the end (delta: -5.5MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * CodeCheck took 127.93ms. Allocated memory is still 73.4MB. Free memory was 43.8MB in the beginning and 37.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:01:59,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb1a2f-925f-4a82-81db-8577937c6d9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared