./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/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 908fbcc4d3742ed9abcae99df082df11caf0d6bd4e74389f515555cf6e492354 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:07:35,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:07:35,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:07:35,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:07:35,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:07:35,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:07:35,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:07:35,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:07:35,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:07:35,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:07:35,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:07:35,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:07:35,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:07:35,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:07:35,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:07:35,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:07:35,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:07:35,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:07:35,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:07:35,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:07:35,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:07:35,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:07:35,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:07:35,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:07:35,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:07:35,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:07:35,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:07:35,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:07:35,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:07:35,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:07:35,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:07:35,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:07:35,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:07:35,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:07:35,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:07:35,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:07:35,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:07:35,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:07:35,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:07:35,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:07:35,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:07:35,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:07:35,667 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:07:35,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:07:35,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:07:35,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:07:35,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:07:35,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:07:35,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:07:35,669 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:07:35,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:07:35,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:07:35,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:07:35,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:07:35,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:07:35,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:07:35,671 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:07:35,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:07:35,671 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:07:35,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:07:35,671 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:07:35,672 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:07:35,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:07:35,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:07:35,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:07:35,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:07:35,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:07:35,673 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:07:35,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:07:35,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:07:35,673 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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 908fbcc4d3742ed9abcae99df082df11caf0d6bd4e74389f515555cf6e492354 [2022-12-14 20:07:35,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:07:35,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:07:35,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:07:35,890 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:07:35,890 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:07:35,891 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2022-12-14 20:07:38,403 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:07:38,571 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:07:38,571 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2022-12-14 20:07:38,576 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/data/bf38aa971/3a2180e03cfe4932b2e2c6142f2f274b/FLAG7691f1f78 [2022-12-14 20:07:38,986 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/data/bf38aa971/3a2180e03cfe4932b2e2c6142f2f274b [2022-12-14 20:07:38,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:07:38,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:07:38,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:07:38,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:07:38,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:07:38,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:38" (1/1) ... [2022-12-14 20:07:38,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fffe08b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:38, skipping insertion in model container [2022-12-14 20:07:38,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:38" (1/1) ... [2022-12-14 20:07:39,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:07:39,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:07:39,134 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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c[3856,3869] [2022-12-14 20:07:39,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:07:39,148 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:07:39,171 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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c[3856,3869] [2022-12-14 20:07:39,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:07:39,184 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:07:39,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39 WrapperNode [2022-12-14 20:07:39,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:07:39,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:07:39,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:07:39,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:07:39,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,211 INFO L138 Inliner]: procedures = 25, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2022-12-14 20:07:39,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:07:39,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:07:39,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:07:39,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:07:39,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,230 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:07:39,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:07:39,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:07:39,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:07:39,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:07:39,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:07:39,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:07:39,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:07:39,285 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-12-14 20:07:39,286 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-12-14 20:07:39,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:07:39,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:07:39,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:07:39,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:07:39,286 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 20:07:39,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 20:07:39,287 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 20:07:39,287 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 20:07:39,287 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 20:07:39,287 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 20:07:39,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:07:39,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:07:39,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:07:39,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:07:39,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:07:39,289 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 20:07:39,363 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:07:39,365 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:07:39,573 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:07:39,581 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:07:39,581 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 20:07:39,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:39 BoogieIcfgContainer [2022-12-14 20:07:39,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:07:39,584 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:07:39,584 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:07:39,593 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:07:39,593 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:39" (1/1) ... [2022-12-14 20:07:39,594 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 20:07:39,597 INFO L158 Benchmark]: Toolchain (without parser) took 606.04ms. Allocated memory is still 184.5MB. Free memory was 147.8MB in the beginning and 112.5MB in the end (delta: 35.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-12-14 20:07:39,598 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 184.5MB. Free memory is still 151.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:07:39,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193.40ms. Allocated memory is still 184.5MB. Free memory was 147.4MB in the beginning and 135.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 20:07:39,599 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.22ms. Allocated memory is still 184.5MB. Free memory was 135.1MB in the beginning and 133.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:07:39,600 INFO L158 Benchmark]: Boogie Preprocessor took 20.30ms. Allocated memory is still 184.5MB. Free memory was 133.6MB in the beginning and 132.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:07:39,600 INFO L158 Benchmark]: RCFGBuilder took 350.49ms. Allocated memory is still 184.5MB. Free memory was 131.5MB in the beginning and 113.8MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 20:07:39,601 INFO L158 Benchmark]: CodeCheck took 11.94ms. Allocated memory is still 184.5MB. Free memory was 113.2MB in the beginning and 112.5MB in the end (delta: 732.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:07:39,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 184.5MB. Free memory is still 151.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193.40ms. Allocated memory is still 184.5MB. Free memory was 147.4MB in the beginning and 135.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.22ms. Allocated memory is still 184.5MB. Free memory was 135.1MB in the beginning and 133.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.30ms. Allocated memory is still 184.5MB. Free memory was 133.6MB in the beginning and 132.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 350.49ms. Allocated memory is still 184.5MB. Free memory was 131.5MB in the beginning and 113.8MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11.94ms. Allocated memory is still 184.5MB. Free memory was 113.2MB in the beginning and 112.5MB in the end (delta: 732.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:07:39,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/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 908fbcc4d3742ed9abcae99df082df11caf0d6bd4e74389f515555cf6e492354 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:07:41,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:07:41,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:07:41,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:07:41,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:07:41,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:07:41,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:07:41,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:07:41,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:07:41,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:07:41,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:07:41,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:07:41,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:07:41,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:07:41,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:07:41,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:07:41,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:07:41,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:07:41,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:07:41,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:07:41,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:07:41,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:07:41,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:07:41,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:07:41,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:07:41,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:07:41,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:07:41,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:07:41,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:07:41,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:07:41,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:07:41,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:07:41,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:07:41,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:07:41,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:07:41,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:07:41,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:07:41,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:07:41,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:07:41,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:07:41,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:07:41,305 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 20:07:41,327 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:07:41,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:07:41,329 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:07:41,329 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:07:41,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:07:41,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:07:41,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:07:41,330 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:07:41,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:07:41,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:07:41,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:07:41,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:07:41,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:07:41,331 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:07:41,331 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:07:41,331 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:07:41,332 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:07:41,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:07:41,332 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:07:41,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:07:41,332 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:07:41,332 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:07:41,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:07:41,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:07:41,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:07:41,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:07:41,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:07:41,334 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:07:41,334 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:07:41,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:07:41,334 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:07:41,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:07:41,334 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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 908fbcc4d3742ed9abcae99df082df11caf0d6bd4e74389f515555cf6e492354 [2022-12-14 20:07:41,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:07:41,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:07:41,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:07:41,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:07:41,582 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:07:41,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2022-12-14 20:07:44,153 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:07:44,280 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:07:44,280 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2022-12-14 20:07:44,286 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/data/31e167b71/ec8c8bf7e98c47be893086468c5e25e7/FLAG03f382379 [2022-12-14 20:07:44,297 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/data/31e167b71/ec8c8bf7e98c47be893086468c5e25e7 [2022-12-14 20:07:44,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:07:44,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:07:44,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:07:44,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:07:44,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:07:44,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5655ecc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44, skipping insertion in model container [2022-12-14 20:07:44,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:07:44,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:07:44,497 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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c[3856,3869] [2022-12-14 20:07:44,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:07:44,523 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 20:07:44,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:07:44,545 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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c[3856,3869] [2022-12-14 20:07:44,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:07:44,555 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:07:44,581 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_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c[3856,3869] [2022-12-14 20:07:44,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:07:44,603 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:07:44,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44 WrapperNode [2022-12-14 20:07:44,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:07:44,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:07:44,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:07:44,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:07:44,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,646 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2022-12-14 20:07:44,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:07:44,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:07:44,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:07:44,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:07:44,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,676 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:07:44,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:07:44,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:07:44,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:07:44,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:44" (1/1) ... [2022-12-14 20:07:44,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:07:44,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:07:44,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:07:44,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:07:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-12-14 20:07:44,745 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-12-14 20:07:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:07:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 20:07:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:07:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 20:07:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 20:07:44,746 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 20:07:44,747 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 20:07:44,747 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 20:07:44,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 20:07:44,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 20:07:44,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:07:44,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:07:44,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:07:44,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:07:44,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 20:07:44,749 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 20:07:44,839 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:07:44,840 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:07:45,097 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:07:45,103 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:07:45,104 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 20:07:45,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:45 BoogieIcfgContainer [2022-12-14 20:07:45,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:07:45,106 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:07:45,106 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:07:45,113 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:07:45,114 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:45" (1/1) ... [2022-12-14 20:07:45,114 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 20:07:45,117 INFO L158 Benchmark]: Toolchain (without parser) took 816.89ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 25.3MB in the beginning and 50.0MB in the end (delta: -24.8MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2022-12-14 20:07:45,117 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:07:45,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.84ms. Allocated memory is still 86.0MB. Free memory was 67.9MB in the beginning and 53.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 20:07:45,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.42ms. Allocated memory is still 86.0MB. Free memory was 53.3MB in the beginning and 51.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:07:45,119 INFO L158 Benchmark]: Boogie Preprocessor took 33.97ms. Allocated memory is still 86.0MB. Free memory was 51.5MB in the beginning and 49.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:07:45,119 INFO L158 Benchmark]: RCFGBuilder took 423.96ms. Allocated memory is still 86.0MB. Free memory was 49.7MB in the beginning and 51.1MB in the end (delta: -1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 20:07:45,119 INFO L158 Benchmark]: CodeCheck took 9.94ms. Allocated memory is still 86.0MB. Free memory was 51.1MB in the beginning and 50.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:07:45,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.84ms. Allocated memory is still 86.0MB. Free memory was 67.9MB in the beginning and 53.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.42ms. Allocated memory is still 86.0MB. Free memory was 53.3MB in the beginning and 51.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.97ms. Allocated memory is still 86.0MB. Free memory was 51.5MB in the beginning and 49.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.96ms. Allocated memory is still 86.0MB. Free memory was 49.7MB in the beginning and 51.1MB in the end (delta: -1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 9.94ms. Allocated memory is still 86.0MB. Free memory was 51.1MB in the beginning and 50.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:07:45,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dec3ea2-36fa-46cc-8ba9-dda0e5a02133/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: UnsupportedOperationException: Concurrent programs are currently unsupported