./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu --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 da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:25,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:25,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:25,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:25,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:25,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:25,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:25,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:25,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:25,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:25,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:25,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:25,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:25,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:25,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:25,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:25,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:25,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:25,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:25,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:25,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:25,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:25,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:25,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:25,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:25,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:25,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:25,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:25,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:25,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:25,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:25,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:25,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:25,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:25,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:25,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:25,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:25,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:25,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:25,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:25,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:25,629 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:25,675 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:25,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:25,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:25,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:25,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:25,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:25,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:25,681 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:25,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:25,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:25,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:25,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:25,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:25,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:25,690 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:25,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:25,690 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:25,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:25,691 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:25,691 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:25,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:25,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:25,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:25,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:25,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:25,693 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:25,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:25,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:25,693 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_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da [2021-11-23 15:54:25,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:26,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:26,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:26,009 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:26,010 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:26,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2021-11-23 15:54:26,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/data/a815499e1/9e0a5d906c7f45779509764ccbb6e839/FLAGc533fdce7 [2021-11-23 15:54:26,717 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:26,719 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2021-11-23 15:54:26,756 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/data/a815499e1/9e0a5d906c7f45779509764ccbb6e839/FLAGc533fdce7 [2021-11-23 15:54:26,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/data/a815499e1/9e0a5d906c7f45779509764ccbb6e839 [2021-11-23 15:54:26,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:26,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:26,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:26,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:26,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:26,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:26" (1/1) ... [2021-11-23 15:54:26,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1819c4c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:26, skipping insertion in model container [2021-11-23 15:54:26,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:26" (1/1) ... [2021-11-23 15:54:26,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:27,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:27,194 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:54:27,759 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/sv-benchmarks/c/ldv-races/race-2_4-container_of.i[75002,75015] [2021-11-23 15:54:27,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:27,807 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:27,819 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:54:27,856 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/sv-benchmarks/c/ldv-races/race-2_4-container_of.i[75002,75015] [2021-11-23 15:54:27,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:28,004 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:28,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28 WrapperNode [2021-11-23 15:54:28,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:28,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:28,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:28,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:28,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,082 INFO L137 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 107 [2021-11-23 15:54:28,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:28,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:28,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:28,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:28,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:28,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:28,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:28,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:28,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:28,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:28,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:28,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:54:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:54:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:54:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:54:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-23 15:54:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-23 15:54:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-11-23 15:54:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-11-23 15:54:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:28,279 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:54:28,569 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:28,571 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:28,833 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:28,948 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:28,952 INFO L158 Benchmark]: Toolchain (without parser) took 2018.96ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 54.4MB in the beginning and 87.4MB in the end (delta: -33.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:28,953 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:28,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1071.47ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 54.2MB in the beginning and 81.4MB in the end (delta: -27.2MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:28,954 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.94ms. Allocated memory is still 119.5MB. Free memory was 81.4MB in the beginning and 78.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:28,955 INFO L158 Benchmark]: Boogie Preprocessor took 69.20ms. Allocated memory is still 119.5MB. Free memory was 77.7MB in the beginning and 75.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:28,956 INFO L158 Benchmark]: RCFGBuilder took 796.98ms. Allocated memory is still 119.5MB. Free memory was 75.2MB in the beginning and 87.4MB in the end (delta: -12.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:28,960 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1071.47ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 54.2MB in the beginning and 81.4MB in the end (delta: -27.2MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.94ms. Allocated memory is still 119.5MB. Free memory was 81.4MB in the beginning and 78.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.20ms. Allocated memory is still 119.5MB. Free memory was 77.7MB in the beginning and 75.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 796.98ms. Allocated memory is still 119.5MB. Free memory was 75.2MB in the beginning and 87.4MB in the end (delta: -12.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:29,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu --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 da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:31,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:31,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:31,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:31,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:31,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:31,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:31,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:31,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:31,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:31,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:31,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:31,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:31,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:31,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:31,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:31,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:31,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:31,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:31,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:31,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:31,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:31,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:31,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:31,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:31,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:31,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:31,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:31,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:31,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:31,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:31,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:31,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:31,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:31,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:31,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:31,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:31,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:31,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:31,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:31,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:31,673 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:31,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:31,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:31,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:31,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:31,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:31,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:31,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:31,724 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:31,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:31,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:31,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:31,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:31,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:31,726 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:31,727 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:31,727 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:31,727 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:31,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:31,728 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:31,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:31,728 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:31,729 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:31,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:31,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:31,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:31,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:31,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:31,730 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:31,730 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:31,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:31,731 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:31,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:31,732 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_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da [2021-11-23 15:54:32,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:32,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:32,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:32,109 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:32,109 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:32,111 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2021-11-23 15:54:32,184 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/data/797bdd532/d29c09aa5dfa4815a62cad4ca6bce76b/FLAGf59ae9faa [2021-11-23 15:54:32,897 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:32,899 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2021-11-23 15:54:32,930 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/data/797bdd532/d29c09aa5dfa4815a62cad4ca6bce76b/FLAGf59ae9faa [2021-11-23 15:54:33,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/data/797bdd532/d29c09aa5dfa4815a62cad4ca6bce76b [2021-11-23 15:54:33,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:33,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:33,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:33,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:33,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:33,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:33" (1/1) ... [2021-11-23 15:54:33,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a05ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:33, skipping insertion in model container [2021-11-23 15:54:33,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:33" (1/1) ... [2021-11-23 15:54:33,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:33,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:33,373 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:54:34,266 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/sv-benchmarks/c/ldv-races/race-2_4-container_of.i[75002,75015] [2021-11-23 15:54:34,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:34,350 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:54:34,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:34,386 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:54:34,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/sv-benchmarks/c/ldv-races/race-2_4-container_of.i[75002,75015] [2021-11-23 15:54:34,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:34,471 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:34,484 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:54:34,544 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/sv-benchmarks/c/ldv-races/race-2_4-container_of.i[75002,75015] [2021-11-23 15:54:34,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:34,762 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:34,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34 WrapperNode [2021-11-23 15:54:34,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:34,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:34,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:34,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:34,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,882 INFO L137 Inliner]: procedures = 473, calls = 63, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 105 [2021-11-23 15:54:34,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:34,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:34,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:34,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:34,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:34,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:34,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:34,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:34,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:35,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:35,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:35,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:35,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:35,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:54:35,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:35,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:35,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:54:35,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:54:35,088 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:54:35,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:35,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:35,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-23 15:54:35,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-23 15:54:35,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:35,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:35,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:54:35,089 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-11-23 15:54:35,089 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-11-23 15:54:35,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:35,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:54:35,091 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:54:35,435 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:35,437 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:35,906 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:36,041 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:36,045 INFO L158 Benchmark]: Toolchain (without parser) took 2934.57ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 34.3MB in the beginning and 65.3MB in the end (delta: -31.0MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:36,046 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:36,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1650.07ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 34.0MB in the beginning and 42.2MB in the end (delta: -8.2MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:36,048 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.34ms. Allocated memory is still 75.5MB. Free memory was 42.2MB in the beginning and 38.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:36,049 INFO L158 Benchmark]: Boogie Preprocessor took 111.48ms. Allocated memory is still 75.5MB. Free memory was 38.7MB in the beginning and 35.2MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:36,050 INFO L158 Benchmark]: RCFGBuilder took 1046.82ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 35.2MB in the beginning and 65.3MB in the end (delta: -30.1MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2021-11-23 15:54:36,054 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1650.07ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 34.0MB in the beginning and 42.2MB in the end (delta: -8.2MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.34ms. Allocated memory is still 75.5MB. Free memory was 42.2MB in the beginning and 38.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.48ms. Allocated memory is still 75.5MB. Free memory was 38.7MB in the beginning and 35.2MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1046.82ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 35.2MB in the beginning and 65.3MB in the end (delta: -30.1MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:36,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c581e73-8204-4b63-a024-635e7e2db93b/bin/ukojak-CwSLpZB5Qu/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: Set is immutable