./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/parity.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/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_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/parity.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 02:34:34,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:34:34,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:34:34,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:34:34,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:34:34,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:34:34,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:34:34,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:34:34,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:34:34,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:34:34,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:34:34,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:34:34,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:34:34,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:34:34,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:34:34,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:34:34,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:34:34,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:34:34,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:34:34,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:34:34,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:34:34,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:34:34,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:34:34,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:34:34,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:34:34,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:34:34,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:34:34,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:34:34,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:34:34,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:34:34,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:34:34,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:34:34,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:34:34,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:34:34,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:34:34,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:34:34,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:34:34,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:34:34,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:34:34,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:34:34,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:34:34,186 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 02:34:34,201 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:34:34,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:34:34,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:34:34,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:34:34,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:34:34,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:34:34,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:34:34,203 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:34:34,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:34:34,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:34:34,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:34:34,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:34:34,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:34:34,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:34:34,205 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:34:34,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:34:34,205 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:34:34,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:34:34,205 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:34:34,205 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:34:34,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:34:34,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:34:34,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:34:34,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:34:34,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:34:34,207 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:34:34,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:34:34,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:34:34,207 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_7e2cd201-bf1a-4636-a118-aab3a1f521c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 [2022-12-15 02:34:34,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:34:34,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:34:34,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:34:34,421 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:34:34,422 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:34:34,422 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/bitvector/parity.i [2022-12-15 02:34:37,002 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:34:37,149 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:34:37,149 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/sv-benchmarks/c/bitvector/parity.i [2022-12-15 02:34:37,154 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/data/245d6a852/6049d99cbe9646648e8cf2a34c39c077/FLAG163ac6c49 [2022-12-15 02:34:37,578 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/data/245d6a852/6049d99cbe9646648e8cf2a34c39c077 [2022-12-15 02:34:37,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:34:37,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:34:37,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:34:37,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:34:37,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:34:37,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23af119c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37, skipping insertion in model container [2022-12-15 02:34:37,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:34:37,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:34:37,698 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_7e2cd201-bf1a-4636-a118-aab3a1f521c9/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2022-12-15 02:34:37,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:34:37,717 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:34:37,728 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_7e2cd201-bf1a-4636-a118-aab3a1f521c9/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2022-12-15 02:34:37,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:34:37,748 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:34:37,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37 WrapperNode [2022-12-15 02:34:37,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:34:37,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:34:37,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:34:37,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:34:37,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,781 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2022-12-15 02:34:37,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:34:37,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:34:37,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:34:37,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:34:37,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,801 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:34:37,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:34:37,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:34:37,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:34:37,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:37" (1/1) ... [2022-12-15 02:34:37,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:34:37,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:34:37,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:34:37,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:34:37,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:34:37,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:34:37,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:34:37,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:34:37,932 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:34:37,933 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:34:38,081 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:34:38,255 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:34:38,255 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:34:38,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:34:38 BoogieIcfgContainer [2022-12-15 02:34:38,258 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:34:38,259 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:34:38,259 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:34:38,269 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:34:38,269 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:34:38" (1/1) ... [2022-12-15 02:34:38,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:34:38,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:34:38,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 02:34:38,329 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 02:34:38,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:34:38,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:34:38,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:34:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:34:38,476 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:34:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:34:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:34:38,576 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:34:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:34:38,603 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-12-15 02:34:38,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:34:38 ImpRootNode [2022-12-15 02:34:38,624 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:34:38,625 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:34:38,625 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:34:38,625 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:34:38,626 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:34:38" (3/4) ... [2022-12-15 02:34:38,629 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-15 02:34:38,629 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:34:38,630 INFO L158 Benchmark]: Toolchain (without parser) took 1048.39ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 97.6MB in the beginning and 126.6MB in the end (delta: -28.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:34:38,630 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:34:38,631 INFO L158 Benchmark]: CACSL2BoogieTranslator took 166.83ms. Allocated memory is still 132.1MB. Free memory was 97.6MB in the beginning and 87.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:34:38,631 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.87ms. Allocated memory is still 132.1MB. Free memory was 87.1MB in the beginning and 85.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:34:38,632 INFO L158 Benchmark]: Boogie Preprocessor took 21.82ms. Allocated memory is still 132.1MB. Free memory was 85.5MB in the beginning and 84.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:34:38,632 INFO L158 Benchmark]: RCFGBuilder took 453.33ms. Allocated memory is still 132.1MB. Free memory was 84.1MB in the beginning and 61.4MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-15 02:34:38,633 INFO L158 Benchmark]: CodeCheck took 365.56ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 61.4MB in the beginning and 126.6MB in the end (delta: -65.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:34:38,633 INFO L158 Benchmark]: Witness Printer took 4.23ms. Allocated memory is still 159.4MB. Free memory is still 126.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:34:38,636 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: 0.3s, 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: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseXor at line 59, overapproximation of bitwiseAnd at line 61. Possible FailurePath: [L42] unsigned int v = __VERIFIER_nondet_uint(); [L43] unsigned int v1; [L44] unsigned int v2; [L45] char parity1; [L46] char parity2; [L47] v1 = v [L48] parity1 = (char)0 VAL [parity1=0, v=0, v1=0] [L49] COND FALSE !(v1 != 0) [L57] v2 = v [L58] parity2 = (char)0 [L59] v2 = v2 ^ (v2 >> 1u) [L60] v2 = v2 ^ (v2 >> 2u) [L61] v2 = (v2 & 286331153U) * 286331153U [L62] COND FALSE !(((v2 >> 28u) & 1u) == 0) [L65] parity2 = (char)1 [L67] CALL __VERIFIER_assert(parity1 == parity2) [L24] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L25] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 166.83ms. Allocated memory is still 132.1MB. Free memory was 97.6MB in the beginning and 87.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.87ms. Allocated memory is still 132.1MB. Free memory was 87.1MB in the beginning and 85.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.82ms. Allocated memory is still 132.1MB. Free memory was 85.5MB in the beginning and 84.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 453.33ms. Allocated memory is still 132.1MB. Free memory was 84.1MB in the beginning and 61.4MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 365.56ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 61.4MB in the beginning and 126.6MB in the end (delta: -65.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.23ms. Allocated memory is still 159.4MB. Free memory is still 126.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-15 02:34:38,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/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_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/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_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/parity.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 02:34:40,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:34:40,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:34:40,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:34:40,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:34:40,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:34:40,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:34:40,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:34:40,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:34:40,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:34:40,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:34:40,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:34:40,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:34:40,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:34:40,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:34:40,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:34:40,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:34:40,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:34:40,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:34:40,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:34:40,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:34:40,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:34:40,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:34:40,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:34:40,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:34:40,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:34:40,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:34:40,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:34:40,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:34:40,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:34:40,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:34:40,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:34:40,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:34:40,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:34:40,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:34:40,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:34:40,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:34:40,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:34:40,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:34:40,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:34:40,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:34:40,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 02:34:40,241 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:34:40,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:34:40,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:34:40,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:34:40,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:34:40,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:34:40,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:34:40,243 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:34:40,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:34:40,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:34:40,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:34:40,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:34:40,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:34:40,244 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:34:40,244 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:34:40,244 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:34:40,245 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:34:40,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:34:40,245 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:34:40,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:34:40,245 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:34:40,245 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:34:40,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:34:40,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:34:40,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:34:40,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:34:40,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:34:40,247 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:34:40,247 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:34:40,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:34:40,247 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:34:40,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:34:40,247 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_7e2cd201-bf1a-4636-a118-aab3a1f521c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 [2022-12-15 02:34:40,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:34:40,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:34:40,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:34:40,503 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:34:40,504 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:34:40,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/bitvector/parity.i [2022-12-15 02:34:43,124 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:34:43,263 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:34:43,263 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/sv-benchmarks/c/bitvector/parity.i [2022-12-15 02:34:43,270 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/data/96df5610e/99a2b7282a70402da74965d62b9423f9/FLAG72f30b08c [2022-12-15 02:34:43,283 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/data/96df5610e/99a2b7282a70402da74965d62b9423f9 [2022-12-15 02:34:43,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:34:43,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:34:43,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:34:43,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:34:43,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:34:43,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5953b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43, skipping insertion in model container [2022-12-15 02:34:43,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:34:43,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:34:43,428 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_7e2cd201-bf1a-4636-a118-aab3a1f521c9/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2022-12-15 02:34:43,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:34:43,453 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:34:43,466 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_7e2cd201-bf1a-4636-a118-aab3a1f521c9/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2022-12-15 02:34:43,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:34:43,486 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:34:43,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43 WrapperNode [2022-12-15 02:34:43,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:34:43,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:34:43,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:34:43,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:34:43,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,520 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2022-12-15 02:34:43,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:34:43,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:34:43,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:34:43,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:34:43,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,541 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:34:43,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:34:43,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:34:43,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:34:43,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:34:43,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:34:43,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:34:43,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:34:43,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:34:43,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 02:34:43,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:34:43,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:34:43,667 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:34:43,669 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:34:43,773 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:34:43,825 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:34:43,825 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:34:43,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:34:43 BoogieIcfgContainer [2022-12-15 02:34:43,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:34:43,827 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:34:43,827 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:34:43,835 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:34:43,835 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:34:43" (1/1) ... [2022-12-15 02:34:43,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:34:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:34:43,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 02:34:43,890 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 02:34:43,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:34:43,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:34:43,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:34:43,932 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 02:34:43,935 INFO L158 Benchmark]: Toolchain (without parser) took 647.40ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 36.4MB in the beginning and 67.2MB in the end (delta: -30.8MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-12-15 02:34:43,935 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:34:43,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.25ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 36.2MB in the beginning and 66.3MB in the end (delta: -30.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-12-15 02:34:43,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.67ms. Allocated memory is still 88.1MB. Free memory was 66.3MB in the beginning and 64.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:34:43,937 INFO L158 Benchmark]: Boogie Preprocessor took 24.52ms. Allocated memory is still 88.1MB. Free memory was 64.7MB in the beginning and 63.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:34:43,937 INFO L158 Benchmark]: RCFGBuilder took 280.83ms. Allocated memory is still 88.1MB. Free memory was 63.5MB in the beginning and 50.0MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 02:34:43,937 INFO L158 Benchmark]: CodeCheck took 106.55ms. Allocated memory is still 88.1MB. Free memory was 50.0MB in the beginning and 67.2MB in the end (delta: -17.2MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-12-15 02:34:43,939 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 0.13ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 198.25ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 36.2MB in the beginning and 66.3MB in the end (delta: -30.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.67ms. Allocated memory is still 88.1MB. Free memory was 66.3MB in the beginning and 64.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.52ms. Allocated memory is still 88.1MB. Free memory was 64.7MB in the beginning and 63.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 280.83ms. Allocated memory is still 88.1MB. Free memory was 63.5MB in the beginning and 50.0MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 106.55ms. Allocated memory is still 88.1MB. Free memory was 50.0MB in the beginning and 67.2MB in the end (delta: -17.2MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:34:43,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2cd201-bf1a-4636-a118-aab3a1f521c9/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