./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/parity.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB --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-dbf71c6-m [2022-10-17 16:31:53,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:31:53,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:31:53,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:31:53,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:31:53,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:31:53,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:31:53,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:31:53,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:31:53,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:31:53,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:31:53,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:31:53,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:31:53,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:31:53,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:31:53,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:31:53,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:31:53,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:31:53,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:31:53,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:31:53,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:31:53,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:31:53,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:31:53,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:31:53,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:31:53,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:31:53,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:31:53,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:31:53,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:31:53,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:31:53,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:31:53,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:31:53,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:31:53,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:31:53,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:31:53,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:31:53,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:31:53,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:31:53,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:31:53,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:31:53,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:31:53,218 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:31:53,249 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:31:53,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:31:53,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:31:53,251 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:31:53,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:31:53,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:31:53,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:31:53,252 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:31:53,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:31:53,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:31:53,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:31:53,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:31:53,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:31:53,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:31:53,254 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:31:53,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:31:53,255 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:31:53,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:31:53,255 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:31:53,255 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:31:53,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:31:53,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:53,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:31:53,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:31:53,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:31:53,257 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:31:53,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:31:53,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:31:53,258 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_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 [2022-10-17 16:31:53,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:31:53,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:31:53,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:31:53,548 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:31:53,548 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:31:53,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/bitvector/parity.i [2022-10-17 16:31:53,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/data/65fa239c9/a993e51d65274a8d8b23035f3ccfa3be/FLAG833a8dbf4 [2022-10-17 16:31:54,140 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:31:54,140 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/sv-benchmarks/c/bitvector/parity.i [2022-10-17 16:31:54,152 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/data/65fa239c9/a993e51d65274a8d8b23035f3ccfa3be/FLAG833a8dbf4 [2022-10-17 16:31:54,477 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/data/65fa239c9/a993e51d65274a8d8b23035f3ccfa3be [2022-10-17 16:31:54,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:31:54,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:31:54,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:54,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:31:54,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:31:54,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@339ed5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54, skipping insertion in model container [2022-10-17 16:31:54,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:31:54,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:31:54,703 WARN L230 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_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2022-10-17 16:31:54,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:54,750 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:31:54,764 WARN L230 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_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2022-10-17 16:31:54,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:54,798 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:31:54,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54 WrapperNode [2022-10-17 16:31:54,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:54,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:54,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:31:54,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:31:54,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,834 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2022-10-17 16:31:54,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:54,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:31:54,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:31:54,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:31:54,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,871 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:31:54,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:31:54,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:31:54,875 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:31:54,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:54" (1/1) ... [2022-10-17 16:31:54,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:54,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:31:54,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:31:54,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:31:54,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:31:54,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:31:54,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:31:54,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:31:55,029 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:31:55,031 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:31:55,202 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:31:55,303 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:31:55,312 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:31:55,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:55 BoogieIcfgContainer [2022-10-17 16:31:55,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:31:55,318 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:31:55,318 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:31:55,328 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:31:55,329 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:31:55,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:55,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-10-17 16:31:55,428 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-10-17 16:31:55,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:31:55,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:55,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:31:55,656 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:31:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:31:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:31:55,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:31:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:31:55,878 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-10-17 16:31:55,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:31:55 ImpRootNode [2022-10-17 16:31:55,962 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:31:55,963 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:31:55,963 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:31:55,964 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:31:55,964 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:55" (3/4) ... [2022-10-17 16:31:55,980 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 16:31:55,980 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:31:55,981 INFO L158 Benchmark]: Toolchain (without parser) took 1496.09ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 69.3MB in the end (delta: -14.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:31:55,982 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 92.3MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:31:55,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.18ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 68.6MB in the end (delta: -14.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:31:55,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.75ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 67.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:31:55,984 INFO L158 Benchmark]: Boogie Preprocessor took 37.27ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 65.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:31:55,985 INFO L158 Benchmark]: RCFGBuilder took 441.10ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 49.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 16:31:55,986 INFO L158 Benchmark]: CodeCheck took 644.59ms. Allocated memory is still 92.3MB. Free memory was 49.5MB in the beginning and 69.7MB in the end (delta: -20.2MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-10-17 16:31:55,987 INFO L158 Benchmark]: Witness Printer took 17.10ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 69.3MB in the end (delta: 420.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:31:55,992 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 61, overapproximation of bitwiseXOr at line 59. 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 0.34ms. Allocated memory is still 92.3MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.18ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 68.6MB in the end (delta: -14.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.75ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 67.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.27ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 65.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 441.10ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 49.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 644.59ms. Allocated memory is still 92.3MB. Free memory was 49.5MB in the beginning and 69.7MB in the end (delta: -20.2MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Witness Printer took 17.10ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 69.3MB in the end (delta: 420.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-17 16:31:56,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/parity.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB --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-dbf71c6-m [2022-10-17 16:31:58,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:31:58,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:31:58,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:31:58,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:31:58,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:31:58,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:31:58,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:31:58,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:31:58,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:31:58,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:31:58,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:31:58,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:31:58,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:31:58,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:31:58,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:31:58,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:31:58,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:31:58,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:31:58,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:31:58,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:31:58,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:31:58,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:31:58,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:31:58,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:31:58,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:31:58,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:31:58,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:31:58,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:31:58,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:31:58,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:31:58,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:31:58,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:31:58,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:31:58,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:31:58,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:31:58,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:31:58,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:31:58,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:31:58,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:31:58,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:31:58,603 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:31:58,664 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:31:58,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:31:58,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:31:58,667 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:31:58,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:31:58,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:31:58,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:31:58,669 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:31:58,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:31:58,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:31:58,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:31:58,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:31:58,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:31:58,671 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:31:58,671 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:31:58,671 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:31:58,671 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:31:58,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:31:58,672 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:31:58,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:31:58,672 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:31:58,672 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:31:58,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:31:58,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:58,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:31:58,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:31:58,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:31:58,674 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:31:58,674 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:31:58,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:31:58,674 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:31:58,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:31:58,675 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_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 [2022-10-17 16:31:59,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:31:59,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:31:59,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:31:59,166 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:31:59,167 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:31:59,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/bitvector/parity.i [2022-10-17 16:31:59,239 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/data/4676799cd/36b6aa0828744a6db8da15c0387ac839/FLAGa59bbe349 [2022-10-17 16:31:59,755 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:31:59,755 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/sv-benchmarks/c/bitvector/parity.i [2022-10-17 16:31:59,766 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/data/4676799cd/36b6aa0828744a6db8da15c0387ac839/FLAGa59bbe349 [2022-10-17 16:32:00,082 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/data/4676799cd/36b6aa0828744a6db8da15c0387ac839 [2022-10-17 16:32:00,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:00,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:00,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:00,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:00,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:00,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fe3067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00, skipping insertion in model container [2022-10-17 16:32:00,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:00,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:00,303 WARN L230 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_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2022-10-17 16:32:00,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:00,330 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:00,369 WARN L230 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_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2022-10-17 16:32:00,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:00,399 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:00,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00 WrapperNode [2022-10-17 16:32:00,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:00,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:00,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:00,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:00,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,442 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2022-10-17 16:32:00,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:00,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:00,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:00,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:00,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,487 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:00,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:00,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:00,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:00,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:00,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:00,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:00,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:32:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:00,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:00,652 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:00,654 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:00,892 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:00,957 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:00,957 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:32:00,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:00 BoogieIcfgContainer [2022-10-17 16:32:00,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:00,961 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:00,961 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:00,975 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:00,976 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:01,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:01,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-10-17 16:32:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-10-17 16:32:01,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:32:01,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:01,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:01,129 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:153) 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) [2022-10-17 16:32:01,136 INFO L158 Benchmark]: Toolchain (without parser) took 1048.03ms. Allocated memory is still 71.3MB. Free memory was 54.7MB in the beginning and 32.2MB in the end (delta: 22.4MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2022-10-17 16:32:01,137 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:32:01,139 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.66ms. Allocated memory is still 71.3MB. Free memory was 54.5MB in the beginning and 54.6MB in the end (delta: -130.6kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:32:01,140 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.51ms. Allocated memory is still 71.3MB. Free memory was 54.6MB in the beginning and 53.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:32:01,141 INFO L158 Benchmark]: Boogie Preprocessor took 51.28ms. Allocated memory is still 71.3MB. Free memory was 53.1MB in the beginning and 52.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:32:01,143 INFO L158 Benchmark]: RCFGBuilder took 465.47ms. Allocated memory is still 71.3MB. Free memory was 52.0MB in the beginning and 38.2MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:32:01,145 INFO L158 Benchmark]: CodeCheck took 172.20ms. Allocated memory is still 71.3MB. Free memory was 38.2MB in the beginning and 32.2MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:32:01,155 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 0.25ms. Allocated memory is still 71.3MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.66ms. Allocated memory is still 71.3MB. Free memory was 54.5MB in the beginning and 54.6MB in the end (delta: -130.6kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.51ms. Allocated memory is still 71.3MB. Free memory was 54.6MB in the beginning and 53.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.28ms. Allocated memory is still 71.3MB. Free memory was 53.1MB in the beginning and 52.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 465.47ms. Allocated memory is still 71.3MB. Free memory was 52.0MB in the beginning and 38.2MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 172.20ms. Allocated memory is still 71.3MB. Free memory was 38.2MB in the beginning and 32.2MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:32:01,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c92ee5-e47b-4ef5-a7a8-64419c9b6007/bin/ukojak-92XMlrwhuB/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