./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/num_conversion_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/num_conversion_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e0da033eb6b5a3b4db0394198751cf880534ee28b64f0bd7b196bfba1d785e1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:27:15,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:27:15,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:27:15,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:27:15,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:27:15,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:27:15,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:27:15,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:27:15,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:27:15,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:27:15,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:27:15,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:27:15,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:27:15,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:27:15,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:27:15,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:27:15,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:27:15,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:27:15,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:27:15,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:27:15,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:27:15,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:27:15,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:27:15,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:27:15,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:27:15,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:27:15,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:27:15,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:27:15,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:27:15,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:27:15,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:27:15,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:27:15,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:27:15,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:27:15,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:27:15,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:27:15,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:27:15,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:27:15,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:27:15,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:27:15,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:27:15,607 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 19:27:15,625 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:27:15,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:27:15,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:27:15,626 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:27:15,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:27:15,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:27:15,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:27:15,628 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:27:15,628 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:27:15,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:27:15,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:27:15,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:27:15,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:27:15,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:27:15,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:27:15,629 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:27:15,629 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:27:15,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:27:15,629 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:27:15,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:27:15,630 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:27:15,630 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:27:15,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:27:15,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:27:15,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:27:15,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:27:15,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:27:15,631 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:27:15,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:27:15,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:27:15,632 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_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e0da033eb6b5a3b4db0394198751cf880534ee28b64f0bd7b196bfba1d785e1 [2022-12-14 19:27:15,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:27:15,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:27:15,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:27:15,844 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:27:15,845 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:27:15,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/bitvector/num_conversion_2.c [2022-12-14 19:27:18,432 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:27:18,575 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:27:18,575 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/sv-benchmarks/c/bitvector/num_conversion_2.c [2022-12-14 19:27:18,579 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/data/05c42c570/d34c10c6fb1b4c1cb564917936b6e063/FLAG3698e435c [2022-12-14 19:27:19,005 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/data/05c42c570/d34c10c6fb1b4c1cb564917936b6e063 [2022-12-14 19:27:19,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:27:19,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:27:19,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:27:19,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:27:19,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:27:19,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64dbdca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19, skipping insertion in model container [2022-12-14 19:27:19,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:27:19,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:27:19,118 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_73b15dcc-a965-40b9-93b0-ce3e052fad3c/sv-benchmarks/c/bitvector/num_conversion_2.c[685,698] [2022-12-14 19:27:19,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:27:19,134 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:27:19,142 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_73b15dcc-a965-40b9-93b0-ce3e052fad3c/sv-benchmarks/c/bitvector/num_conversion_2.c[685,698] [2022-12-14 19:27:19,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:27:19,154 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:27:19,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19 WrapperNode [2022-12-14 19:27:19,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:27:19,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:27:19,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:27:19,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:27:19,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,175 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2022-12-14 19:27:19,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:27:19,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:27:19,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:27:19,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:27:19,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,188 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:27:19,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:27:19,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:27:19,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:27:19,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:27:19,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:27:19,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:27:19,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:27:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:27:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:27:19,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:27:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:27:19,292 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:27:19,294 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:27:19,390 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:27:19,418 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:27:19,418 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:27:19,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:27:19 BoogieIcfgContainer [2022-12-14 19:27:19,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:27:19,421 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:27:19,421 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:27:19,427 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:27:19,427 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:27:19" (1/1) ... [2022-12-14 19:27:19,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:27:19,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:19,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2022-12-14 19:27:19,469 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2022-12-14 19:27:19,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 19:27:19,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:19,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:19,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:27:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:27:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:19,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2022-12-14 19:27:19,616 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-12-14 19:27:19,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:27:19,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:19,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:27:19,629 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 19:27:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:27:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:27:19,668 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 19:27:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:27:19,681 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-12-14 19:27:19,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:27:19 ImpRootNode [2022-12-14 19:27:19,696 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:27:19,697 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:27:19,697 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:27:19,697 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:27:19,697 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:27:19" (3/4) ... [2022-12-14 19:27:19,700 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 19:27:19,700 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:27:19,700 INFO L158 Benchmark]: Toolchain (without parser) took 692.25ms. Allocated memory is still 138.4MB. Free memory was 102.8MB in the beginning and 62.9MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-12-14 19:27:19,701 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 111.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:27:19,701 INFO L158 Benchmark]: CACSL2BoogieTranslator took 145.66ms. Allocated memory is still 138.4MB. Free memory was 102.8MB in the beginning and 92.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 19:27:19,702 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.69ms. Allocated memory is still 138.4MB. Free memory was 92.7MB in the beginning and 91.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:27:19,702 INFO L158 Benchmark]: Boogie Preprocessor took 13.27ms. Allocated memory is still 138.4MB. Free memory was 91.3MB in the beginning and 90.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:27:19,703 INFO L158 Benchmark]: RCFGBuilder took 230.21ms. Allocated memory is still 138.4MB. Free memory was 90.2MB in the beginning and 78.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 19:27:19,703 INFO L158 Benchmark]: CodeCheck took 275.92ms. Allocated memory is still 138.4MB. Free memory was 78.5MB in the beginning and 62.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 19:27:19,703 INFO L158 Benchmark]: Witness Printer took 2.88ms. Allocated memory is still 138.4MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:27:19,706 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, 18 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 31]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of shiftLeft at line 31. Possible FailurePath: [L24] unsigned char x = __VERIFIER_nondet_uchar(); [L25] unsigned char y; [L26] unsigned char c; [L28] y = 0 [L29] c = 0 VAL [c=0, y=0] [L30] COND TRUE c < (unsigned char)8 VAL [c=0, y=0] [L31] ((unsigned char)1) << c VAL [c=0, y=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 111.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 145.66ms. Allocated memory is still 138.4MB. Free memory was 102.8MB in the beginning and 92.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.69ms. Allocated memory is still 138.4MB. Free memory was 92.7MB in the beginning and 91.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.27ms. Allocated memory is still 138.4MB. Free memory was 91.3MB in the beginning and 90.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 230.21ms. Allocated memory is still 138.4MB. Free memory was 90.2MB in the beginning and 78.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 275.92ms. Allocated memory is still 138.4MB. Free memory was 78.5MB in the beginning and 62.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 2.88ms. Allocated memory is still 138.4MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 19:27:19,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/num_conversion_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e0da033eb6b5a3b4db0394198751cf880534ee28b64f0bd7b196bfba1d785e1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:27:21,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:27:21,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:27:21,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:27:21,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:27:21,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:27:21,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:27:21,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:27:21,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:27:21,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:27:21,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:27:21,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:27:21,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:27:21,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:27:21,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:27:21,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:27:21,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:27:21,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:27:21,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:27:21,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:27:21,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:27:21,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:27:21,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:27:21,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:27:21,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:27:21,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:27:21,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:27:21,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:27:21,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:27:21,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:27:21,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:27:21,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:27:21,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:27:21,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:27:21,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:27:21,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:27:21,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:27:21,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:27:21,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:27:21,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:27:21,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:27:21,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 19:27:21,339 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:27:21,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:27:21,340 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:27:21,340 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:27:21,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:27:21,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:27:21,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:27:21,341 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:27:21,341 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:27:21,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:27:21,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:27:21,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:27:21,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:27:21,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:27:21,343 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:27:21,343 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:27:21,343 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:27:21,343 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:27:21,343 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:27:21,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:27:21,344 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:27:21,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:27:21,344 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:27:21,344 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:27:21,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:27:21,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:27:21,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:27:21,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:27:21,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:27:21,345 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:27:21,346 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:27:21,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:27:21,346 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:27:21,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:27:21,346 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_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e0da033eb6b5a3b4db0394198751cf880534ee28b64f0bd7b196bfba1d785e1 [2022-12-14 19:27:21,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:27:21,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:27:21,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:27:21,600 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:27:21,600 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:27:21,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/bitvector/num_conversion_2.c [2022-12-14 19:27:24,178 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:27:24,298 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:27:24,298 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/sv-benchmarks/c/bitvector/num_conversion_2.c [2022-12-14 19:27:24,303 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/data/754dd2beb/4d7b6002d4e541d58269d754de7e77e8/FLAG58f6d779c [2022-12-14 19:27:24,313 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/data/754dd2beb/4d7b6002d4e541d58269d754de7e77e8 [2022-12-14 19:27:24,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:27:24,316 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:27:24,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:27:24,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:27:24,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:27:24,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aa6d780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24, skipping insertion in model container [2022-12-14 19:27:24,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:27:24,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:27:24,442 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_73b15dcc-a965-40b9-93b0-ce3e052fad3c/sv-benchmarks/c/bitvector/num_conversion_2.c[685,698] [2022-12-14 19:27:24,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:27:24,461 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:27:24,470 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_73b15dcc-a965-40b9-93b0-ce3e052fad3c/sv-benchmarks/c/bitvector/num_conversion_2.c[685,698] [2022-12-14 19:27:24,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:27:24,487 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:27:24,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24 WrapperNode [2022-12-14 19:27:24,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:27:24,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:27:24,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:27:24,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:27:24,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,514 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2022-12-14 19:27:24,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:27:24,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:27:24,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:27:24,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:27:24,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,533 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:27:24,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:27:24,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:27:24,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:27:24,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:27:24,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:27:24,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:27:24,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:27:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:27:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:27:24,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:27:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 19:27:24,657 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:27:24,658 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:27:24,773 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:27:24,797 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:27:24,797 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:27:24,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:27:24 BoogieIcfgContainer [2022-12-14 19:27:24,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:27:24,800 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:27:24,800 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:27:24,807 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:27:24,807 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:27:24" (1/1) ... [2022-12-14 19:27:24,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:27:24,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:27:24,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2022-12-14 19:27:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2022-12-14 19:27:24,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 19:27:24,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:27:24,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:27:24,884 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 19:27:24,886 INFO L158 Benchmark]: Toolchain (without parser) took 569.34ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 34.2MB in the beginning and 57.6MB in the end (delta: -23.4MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2022-12-14 19:27:24,887 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory is still 41.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:27:24,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 170.77ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 33.9MB in the beginning and 58.1MB in the end (delta: -24.2MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-12-14 19:27:24,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.77ms. Allocated memory is still 79.7MB. Free memory was 58.1MB in the beginning and 56.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:27:24,888 INFO L158 Benchmark]: Boogie Preprocessor took 21.53ms. Allocated memory is still 79.7MB. Free memory was 56.5MB in the beginning and 55.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:27:24,888 INFO L158 Benchmark]: RCFGBuilder took 261.97ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 42.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 19:27:24,889 INFO L158 Benchmark]: CodeCheck took 85.59ms. Allocated memory is still 79.7MB. Free memory was 42.7MB in the beginning and 57.6MB in the end (delta: -14.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 19:27:24,890 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 0.12ms. Allocated memory is still 62.9MB. Free memory is still 41.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 170.77ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 33.9MB in the beginning and 58.1MB in the end (delta: -24.2MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.77ms. Allocated memory is still 79.7MB. Free memory was 58.1MB in the beginning and 56.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.53ms. Allocated memory is still 79.7MB. Free memory was 56.5MB in the beginning and 55.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 261.97ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 42.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 85.59ms. Allocated memory is still 79.7MB. Free memory was 42.7MB in the beginning and 57.6MB in the end (delta: -14.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:27:24,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b15dcc-a965-40b9-93b0-ce3e052fad3c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared