./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/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_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/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_fd62ce71-133c-4982-a1da-6591fc92c335/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 86f9a9405675d4b21cb240ccea7622953d206e12e477e20eacb84951191b2db2 --- 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 23:07:45,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:07:45,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:07:45,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:07:45,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:07:45,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:07:45,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:07:45,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:07:45,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:07:45,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:07:45,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:07:45,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:07:45,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:07:45,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:07:45,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:07:45,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:07:45,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:07:45,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:07:45,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:07:45,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:07:45,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:07:45,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:07:45,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:07:45,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:07:45,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:07:45,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:07:45,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:07:45,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:07:45,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:07:45,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:07:45,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:07:45,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:07:45,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:07:45,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:07:45,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:07:45,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:07:45,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:07:45,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:07:45,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:07:45,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:07:45,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:07:45,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 23:07:45,851 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:07:45,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:07:45,853 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:07:45,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:07:45,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:07:45,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:07:45,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:07:45,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:07:45,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:07:45,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:07:45,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:07:45,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:07:45,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:07:45,857 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:07:45,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:07:45,858 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:07:45,858 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:07:45,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:07:45,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:45,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:07:45,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:07:45,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:07:45,860 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:07:45,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:07:45,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:07:45,861 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_fd62ce71-133c-4982-a1da-6591fc92c335/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86f9a9405675d4b21cb240ccea7622953d206e12e477e20eacb84951191b2db2 [2022-11-21 23:07:46,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:07:46,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:07:46,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:07:46,233 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:07:46,233 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:07:46,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c [2022-11-21 23:07:49,273 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:07:49,480 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:07:49,481 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c [2022-11-21 23:07:49,495 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/data/0f30b7918/0673883e646a4682ae4aef607696a6d9/FLAG4e895c00b [2022-11-21 23:07:49,516 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/data/0f30b7918/0673883e646a4682ae4aef607696a6d9 [2022-11-21 23:07:49,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:07:49,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:07:49,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:49,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:07:49,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:07:49,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:49,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f19f71c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49, skipping insertion in model container [2022-11-21 23:07:49,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:49,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:07:49,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:07:49,776 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_fd62ce71-133c-4982-a1da-6591fc92c335/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c[1107,1120] [2022-11-21 23:07:49,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:49,896 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:07:49,909 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_fd62ce71-133c-4982-a1da-6591fc92c335/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c[1107,1120] [2022-11-21 23:07:49,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:49,987 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:07:49,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49 WrapperNode [2022-11-21 23:07:49,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:49,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:49,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:07:49,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:07:49,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,065 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 180 [2022-11-21 23:07:50,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:50,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:07:50,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:07:50,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:07:50,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,121 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:07:50,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:07:50,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:07:50,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:07:50,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:49" (1/1) ... [2022-11-21 23:07:50,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:50,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:07:50,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:07:50,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:07:50,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:07:50,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:07:50,320 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:07:50,322 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:07:50,846 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:07:50,863 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:07:50,864 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:07:50,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:50 BoogieIcfgContainer [2022-11-21 23:07:50,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:07:50,867 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:07:50,867 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:07:50,877 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:07:50,877 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:50" (1/1) ... [2022-11-21 23:07:50,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:07:50,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:50,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:07:50,939 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:07:50,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:07:50,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:50,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:07:51,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:07:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:07:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:07:51,281 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:07:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:07:51,333 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-21 23:07:51,356 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-21 23:07:51,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:07:51 ImpRootNode [2022-11-21 23:07:51,362 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:07:51,364 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:07:51,364 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:07:51,365 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:07:51,365 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:50" (3/4) ... [2022-11-21 23:07:51,368 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 23:07:51,368 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:07:51,369 INFO L158 Benchmark]: Toolchain (without parser) took 1848.87ms. Allocated memory is still 163.6MB. Free memory was 120.8MB in the beginning and 84.5MB in the end (delta: 36.3MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2022-11-21 23:07:51,370 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 115.3MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:07:51,371 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.15ms. Allocated memory is still 163.6MB. Free memory was 120.3MB in the beginning and 106.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:07:51,372 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.95ms. Allocated memory is still 163.6MB. Free memory was 106.7MB in the beginning and 104.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:07:51,373 INFO L158 Benchmark]: Boogie Preprocessor took 63.10ms. Allocated memory is still 163.6MB. Free memory was 104.1MB in the beginning and 102.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:07:51,373 INFO L158 Benchmark]: RCFGBuilder took 734.56ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 105.5MB in the end (delta: -3.0MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-11-21 23:07:51,374 INFO L158 Benchmark]: CodeCheck took 495.08ms. Allocated memory is still 163.6MB. Free memory was 105.5MB in the beginning and 84.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 23:07:51,375 INFO L158 Benchmark]: Witness Printer took 4.18ms. Allocated memory is still 163.6MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:07:51,384 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 71, overapproximation of bitwiseAnd at line 64. 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 - 8); [L29] const SORT_4 msb_SORT_4 = (SORT_4)1 << (8 - 1); [L31] const SORT_16 mask_SORT_16 = (SORT_16)-1 >> (sizeof(SORT_16) * 8 - 2); [L32] const SORT_16 msb_SORT_16 = (SORT_16)1 << (2 - 1); [L34] const SORT_44 mask_SORT_44 = (SORT_44)-1 >> (sizeof(SORT_44) * 8 - 32); [L35] const SORT_44 msb_SORT_44 = (SORT_44)1 << (32 - 1); [L37] const SORT_4 var_5 = 0; [L38] const SORT_4 var_8 = 255; [L39] const SORT_1 var_12 = 1; [L40] const SORT_16 var_17 = 0; [L41] const SORT_4 var_21 = 1; [L42] const SORT_4 var_23 = 63; [L43] const SORT_4 var_29 = 7; [L44] const SORT_16 var_35 = 2; [L45] const SORT_16 var_38 = 1; [L46] const SORT_44 var_45 = 0; [L47] const SORT_44 var_46 = 1; [L48] const SORT_44 var_52 = 2; [L50] SORT_1 input_2; [L51] SORT_1 input_3; [L53] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L54] SORT_16 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_16; [L56] SORT_4 init_7_arg_1 = var_5; [L57] state_6 = init_7_arg_1 [L58] SORT_16 init_19_arg_1 = var_17; [L59] state_18 = init_19_arg_1 VAL [init_19_arg_1=0, init_7_arg_1=0, mask_SORT_1=1, mask_SORT_16=3, mask_SORT_4=255, mask_SORT_44=4294967295, msb_SORT_1=1, msb_SORT_16=2, msb_SORT_4=128, msb_SORT_44=2147483648, state_18=0, state_6=0, var_12=1, var_17=0, var_21=1, var_23=63, var_29=7, var_35=2, var_38=1, var_45=0, var_46=1, var_5=0, var_52=2, var_8=255] [L62] input_2 = __VERIFIER_nondet_uchar() [L63] input_3 = __VERIFIER_nondet_uchar() [L64] input_3 = input_3 & mask_SORT_1 [L67] SORT_4 var_9_arg_0 = state_6; [L68] SORT_4 var_9_arg_1 = var_8; [L69] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L70] SORT_1 var_13_arg_0 = var_9; [L71] SORT_1 var_13 = ~var_13_arg_0; [L72] SORT_1 var_14_arg_0 = var_12; [L73] SORT_1 var_14_arg_1 = var_13; [L74] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L75] var_14 = var_14 & mask_SORT_1 [L76] SORT_1 bad_15_arg_0 = var_14; [L77] CALL __VERIFIER_assert(!(bad_15_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 0.59ms. Allocated memory is still 115.3MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.15ms. Allocated memory is still 163.6MB. Free memory was 120.3MB in the beginning and 106.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.95ms. Allocated memory is still 163.6MB. Free memory was 106.7MB in the beginning and 104.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.10ms. Allocated memory is still 163.6MB. Free memory was 104.1MB in the beginning and 102.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 734.56ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 105.5MB in the end (delta: -3.0MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * CodeCheck took 495.08ms. Allocated memory is still 163.6MB. Free memory was 105.5MB in the beginning and 84.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 4.18ms. Allocated memory is still 163.6MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 23:07:51,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/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_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/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_fd62ce71-133c-4982-a1da-6591fc92c335/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 86f9a9405675d4b21cb240ccea7622953d206e12e477e20eacb84951191b2db2 --- 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 23:07:53,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:07:53,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:07:53,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:07:53,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:07:53,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:07:53,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:07:53,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:07:53,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:07:53,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:07:53,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:07:53,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:07:53,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:07:53,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:07:53,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:07:53,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:07:53,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:07:53,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:07:53,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:07:53,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:07:53,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:07:53,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:07:53,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:07:53,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:07:53,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:07:53,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:07:53,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:07:53,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:07:53,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:07:53,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:07:53,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:07:53,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:07:53,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:07:53,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:07:53,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:07:53,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:07:53,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:07:53,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:07:53,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:07:53,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:07:53,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:07:53,943 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:07:53,988 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:07:53,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:07:53,989 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:07:53,989 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:07:53,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:07:53,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:07:53,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:07:53,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:07:53,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:07:53,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:07:53,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:07:53,991 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:07:53,992 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:07:53,992 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:07:53,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:07:53,992 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:07:53,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:07:53,993 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:07:53,993 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:07:53,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:07:53,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:53,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:07:53,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:07:53,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:07:53,999 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:07:53,999 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:07:53,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:07:54,000 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:07:54,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:07:54,001 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_fd62ce71-133c-4982-a1da-6591fc92c335/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86f9a9405675d4b21cb240ccea7622953d206e12e477e20eacb84951191b2db2 [2022-11-21 23:07:54,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:07:54,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:07:54,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:07:54,444 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:07:54,446 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:07:54,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c [2022-11-21 23:07:57,518 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:07:57,765 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:07:57,766 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c [2022-11-21 23:07:57,774 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/data/30fe8f2d7/b5a1e9b3c00844ff89bc35a2e9202518/FLAGbb1bbc949 [2022-11-21 23:07:57,788 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/data/30fe8f2d7/b5a1e9b3c00844ff89bc35a2e9202518 [2022-11-21 23:07:57,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:07:57,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:07:57,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:57,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:07:57,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:07:57,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:57" (1/1) ... [2022-11-21 23:07:57,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53835fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:57, skipping insertion in model container [2022-11-21 23:07:57,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:57" (1/1) ... [2022-11-21 23:07:57,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:07:57,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:07:57,967 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_fd62ce71-133c-4982-a1da-6591fc92c335/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c[1107,1120] [2022-11-21 23:07:58,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:58,044 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:07:58,056 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_fd62ce71-133c-4982-a1da-6591fc92c335/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_traffic_light_example.c[1107,1120] [2022-11-21 23:07:58,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:58,142 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:07:58,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58 WrapperNode [2022-11-21 23:07:58,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:58,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:58,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:07:58,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:07:58,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,195 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 180 [2022-11-21 23:07:58,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:58,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:07:58,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:07:58,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:07:58,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,227 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:07:58,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:07:58,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:07:58,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:07:58,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:58,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:07:58,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:07:58,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:07:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:07:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:07:58,458 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:07:58,461 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:07:58,848 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:07:58,877 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:07:58,877 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:07:58,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:58 BoogieIcfgContainer [2022-11-21 23:07:58,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:07:58,881 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:07:58,881 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:07:58,900 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:07:58,900 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:58" (1/1) ... [2022-11-21 23:07:58,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:07:58,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:58,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:07:58,975 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:07:58,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:07:58,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:58,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:59,018 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 23:07:59,023 INFO L158 Benchmark]: Toolchain (without parser) took 1231.03ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.3MB in the beginning and 47.1MB in the end (delta: -8.8MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2022-11-21 23:07:59,024 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:07:59,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.61ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.0MB in the beginning and 57.6MB in the end (delta: -19.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-11-21 23:07:59,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.71ms. Allocated memory is still 79.7MB. Free memory was 57.6MB in the beginning and 55.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:07:59,026 INFO L158 Benchmark]: Boogie Preprocessor took 35.95ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 53.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:07:59,027 INFO L158 Benchmark]: RCFGBuilder took 646.51ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 53.2MB in the end (delta: 197.9kB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2022-11-21 23:07:59,027 INFO L158 Benchmark]: CodeCheck took 140.70ms. Allocated memory is still 79.7MB. Free memory was 53.2MB in the beginning and 47.1MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:07:59,031 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.61ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.0MB in the beginning and 57.6MB in the end (delta: -19.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.71ms. Allocated memory is still 79.7MB. Free memory was 57.6MB in the beginning and 55.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.95ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 53.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 646.51ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 53.2MB in the end (delta: 197.9kB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * CodeCheck took 140.70ms. Allocated memory is still 79.7MB. Free memory was 53.2MB in the beginning and 47.1MB in the end (delta: 6.1MB). 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 23:07:59,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd62ce71-133c-4982-a1da-6591fc92c335/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