./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/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_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/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_b6522a64-5277-4037-84aa-88bc9aab288c/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 846c6ea342419c7ea85c72de8af40f1cf8af72c22131b8a3f2ebdacec113c699 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:22:33,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:22:33,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:22:33,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:22:33,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:22:33,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:22:33,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:22:33,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:22:33,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:22:33,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:22:33,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:22:33,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:22:33,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:22:33,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:22:33,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:22:33,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:22:33,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:22:33,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:22:33,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:22:33,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:22:33,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:22:33,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:22:33,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:22:33,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:22:33,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:22:33,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:22:33,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:22:33,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:22:33,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:22:33,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:22:33,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:22:33,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:22:33,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:22:33,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:22:33,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:22:33,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:22:33,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:22:33,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:22:33,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:22:33,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:22:33,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:22:33,923 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 19:22:33,945 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:22:33,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:22:33,946 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:22:33,946 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:22:33,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:22:33,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:22:33,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:22:33,947 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:22:33,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:22:33,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:22:33,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:22:33,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:22:33,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:22:33,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:22:33,948 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:22:33,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:22:33,949 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:22:33,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:22:33,949 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:22:33,949 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:22:33,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:22:33,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:22:33,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:22:33,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:22:33,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:22:33,950 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:22:33,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:22:33,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:22:33,951 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_b6522a64-5277-4037-84aa-88bc9aab288c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 846c6ea342419c7ea85c72de8af40f1cf8af72c22131b8a3f2ebdacec113c699 [2022-12-14 19:22:34,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:22:34,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:22:34,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:22:34,129 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:22:34,129 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:22:34,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2022-12-14 19:22:36,729 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:22:36,902 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:22:36,903 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2022-12-14 19:22:36,907 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/data/862a02015/72192a03a8ae463d8b54e819ddd53a02/FLAG507d35b9f [2022-12-14 19:22:36,918 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/data/862a02015/72192a03a8ae463d8b54e819ddd53a02 [2022-12-14 19:22:36,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:22:36,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:22:36,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:22:36,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:22:36,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:22:36,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:22:36" (1/1) ... [2022-12-14 19:22:36,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69cf7981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:36, skipping insertion in model container [2022-12-14 19:22:36,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:22:36" (1/1) ... [2022-12-14 19:22:36,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:22:36,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:22:37,059 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_b6522a64-5277-4037-84aa-88bc9aab288c/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c[2495,2508] [2022-12-14 19:22:37,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:22:37,071 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:22:37,085 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_b6522a64-5277-4037-84aa-88bc9aab288c/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c[2495,2508] [2022-12-14 19:22:37,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:22:37,096 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:22:37,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37 WrapperNode [2022-12-14 19:22:37,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:22:37,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:22:37,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:22:37,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:22:37,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,120 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2022-12-14 19:22:37,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:22:37,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:22:37,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:22:37,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:22:37,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,136 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:22:37,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:22:37,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:22:37,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:22:37,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:22:37,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:22:37,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:22:37,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:22:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-12-14 19:22:37,191 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-12-14 19:22:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:22:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 19:22:37,192 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 19:22:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 19:22:37,192 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 19:22:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:22:37,192 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:22:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:22:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:22:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:22:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:22:37,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:22:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 19:22:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:22:37,195 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 19:22:37,275 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:22:37,277 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:22:37,491 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:22:37,499 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:22:37,499 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:22:37,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:22:37 BoogieIcfgContainer [2022-12-14 19:22:37,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:22:37,503 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:22:37,503 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:22:37,513 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:22:37,513 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:22:37" (1/1) ... [2022-12-14 19:22:37,514 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 19:22:37,518 INFO L158 Benchmark]: Toolchain (without parser) took 595.29ms. Allocated memory is still 138.4MB. Free memory was 103.9MB in the beginning and 73.2MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-14 19:22:37,518 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 138.4MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:22:37,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 173.79ms. Allocated memory is still 138.4MB. Free memory was 103.9MB in the beginning and 92.7MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 19:22:37,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.76ms. Allocated memory is still 138.4MB. Free memory was 92.7MB in the beginning and 90.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:22:37,520 INFO L158 Benchmark]: Boogie Preprocessor took 17.21ms. Allocated memory is still 138.4MB. Free memory was 90.8MB in the beginning and 89.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:22:37,521 INFO L158 Benchmark]: RCFGBuilder took 363.08ms. Allocated memory is still 138.4MB. Free memory was 89.3MB in the beginning and 74.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 19:22:37,521 INFO L158 Benchmark]: CodeCheck took 13.69ms. Allocated memory is still 138.4MB. Free memory was 74.0MB in the beginning and 73.2MB in the end (delta: 879.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:22:37,524 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 0.12ms. Allocated memory is still 138.4MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 173.79ms. Allocated memory is still 138.4MB. Free memory was 103.9MB in the beginning and 92.7MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.76ms. Allocated memory is still 138.4MB. Free memory was 92.7MB in the beginning and 90.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.21ms. Allocated memory is still 138.4MB. Free memory was 90.8MB in the beginning and 89.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 363.08ms. Allocated memory is still 138.4MB. Free memory was 89.3MB in the beginning and 74.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 13.69ms. Allocated memory is still 138.4MB. Free memory was 74.0MB in the beginning and 73.2MB in the end (delta: 879.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:22:37,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/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_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/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_b6522a64-5277-4037-84aa-88bc9aab288c/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 846c6ea342419c7ea85c72de8af40f1cf8af72c22131b8a3f2ebdacec113c699 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:22:39,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:22:39,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:22:39,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:22:39,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:22:39,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:22:39,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:22:39,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:22:39,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:22:39,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:22:39,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:22:39,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:22:39,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:22:39,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:22:39,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:22:39,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:22:39,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:22:39,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:22:39,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:22:39,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:22:39,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:22:39,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:22:39,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:22:39,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:22:39,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:22:39,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:22:39,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:22:39,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:22:39,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:22:39,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:22:39,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:22:39,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:22:39,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:22:39,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:22:39,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:22:39,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:22:39,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:22:39,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:22:39,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:22:39,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:22:39,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:22:39,177 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 19:22:39,193 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:22:39,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:22:39,193 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:22:39,194 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:22:39,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:22:39,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:22:39,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:22:39,194 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:22:39,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:22:39,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:22:39,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:22:39,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:22:39,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:22:39,195 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:22:39,195 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:22:39,195 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:22:39,195 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:22:39,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:22:39,196 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:22:39,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:22:39,196 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:22:39,196 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:22:39,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:22:39,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:22:39,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:22:39,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:22:39,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:22:39,197 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:22:39,197 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:22:39,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:22:39,197 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:22:39,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:22:39,197 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_b6522a64-5277-4037-84aa-88bc9aab288c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 846c6ea342419c7ea85c72de8af40f1cf8af72c22131b8a3f2ebdacec113c699 [2022-12-14 19:22:39,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:22:39,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:22:39,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:22:39,424 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:22:39,424 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:22:39,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2022-12-14 19:22:41,990 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:22:42,131 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:22:42,131 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2022-12-14 19:22:42,138 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/data/b852315f0/3779db2a740e437fae1be5ff6407e00a/FLAGd5032823b [2022-12-14 19:22:42,150 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/data/b852315f0/3779db2a740e437fae1be5ff6407e00a [2022-12-14 19:22:42,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:22:42,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:22:42,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:22:42,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:22:42,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:22:42,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@520227a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42, skipping insertion in model container [2022-12-14 19:22:42,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:22:42,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:22:42,335 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_b6522a64-5277-4037-84aa-88bc9aab288c/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c[2495,2508] [2022-12-14 19:22:42,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:22:42,351 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:22:42,367 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_b6522a64-5277-4037-84aa-88bc9aab288c/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c[2495,2508] [2022-12-14 19:22:42,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:22:42,380 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:22:42,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42 WrapperNode [2022-12-14 19:22:42,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:22:42,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:22:42,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:22:42,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:22:42,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,410 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2022-12-14 19:22:42,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:22:42,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:22:42,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:22:42,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:22:42,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,428 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:22:42,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:22:42,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:22:42,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:22:42,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:22:42,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:22:42,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:22:42,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:22:42,499 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-12-14 19:22:42,499 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-12-14 19:22:42,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:22:42,500 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 19:22:42,500 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 19:22:42,500 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 19:22:42,500 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 19:22:42,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 19:22:42,500 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:22:42,501 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:22:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:22:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 19:22:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:22:42,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:22:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:22:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 19:22:42,503 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 19:22:42,587 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:22:42,589 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:22:42,803 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:22:42,809 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:22:42,809 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:22:42,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:22:42 BoogieIcfgContainer [2022-12-14 19:22:42,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:22:42,812 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:22:42,812 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:22:42,820 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:22:42,820 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:22:42" (1/1) ... [2022-12-14 19:22:42,821 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 19:22:42,824 INFO L158 Benchmark]: Toolchain (without parser) took 669.81ms. Allocated memory was 65.0MB in the beginning and 102.8MB in the end (delta: 37.7MB). Free memory was 36.0MB in the beginning and 61.7MB in the end (delta: -25.7MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-12-14 19:22:42,824 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:22:42,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.73ms. Allocated memory was 65.0MB in the beginning and 102.8MB in the end (delta: 37.7MB). Free memory was 35.8MB in the beginning and 81.4MB in the end (delta: -45.5MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-12-14 19:22:42,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.39ms. Allocated memory is still 102.8MB. Free memory was 81.4MB in the beginning and 79.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:22:42,825 INFO L158 Benchmark]: Boogie Preprocessor took 20.85ms. Allocated memory is still 102.8MB. Free memory was 79.8MB in the beginning and 78.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:22:42,826 INFO L158 Benchmark]: RCFGBuilder took 379.33ms. Allocated memory is still 102.8MB. Free memory was 78.1MB in the beginning and 62.7MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 19:22:42,826 INFO L158 Benchmark]: CodeCheck took 10.60ms. Allocated memory is still 102.8MB. Free memory was 62.7MB in the beginning and 61.7MB in the end (delta: 973.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:22:42,828 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 0.12ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 226.73ms. Allocated memory was 65.0MB in the beginning and 102.8MB in the end (delta: 37.7MB). Free memory was 35.8MB in the beginning and 81.4MB in the end (delta: -45.5MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.39ms. Allocated memory is still 102.8MB. Free memory was 81.4MB in the beginning and 79.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.85ms. Allocated memory is still 102.8MB. Free memory was 79.8MB in the beginning and 78.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 379.33ms. Allocated memory is still 102.8MB. Free memory was 78.1MB in the beginning and 62.7MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10.60ms. Allocated memory is still 102.8MB. Free memory was 62.7MB in the beginning and 61.7MB in the end (delta: 973.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:22:42,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6522a64-5277-4037-84aa-88bc9aab288c/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