./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-2_5-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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/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 c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:39,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:39,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:39,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:39,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:39,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:39,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:39,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:39,552 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:39,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:39,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:39,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:39,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:39,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:39,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:39,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:39,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:39,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:39,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:39,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:39,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:39,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:39,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:39,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:39,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:39,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:39,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:39,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:39,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:39,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:39,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:39,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:39,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:39,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:39,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:39,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:39,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:39,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:39,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:39,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:39,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:39,599 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:39,622 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:39,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:39,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:39,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:39,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:39,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:39,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:39,624 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:39,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:39,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:39,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:39,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:39,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:39,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:39,626 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:39,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:39,626 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:39,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:39,626 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:39,626 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:39,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:39,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:39,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:39,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:39,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:39,628 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:39,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:39,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:39,628 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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2021-11-23 15:01:39,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:39,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:39,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:39,999 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:40,000 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:40,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2021-11-23 15:01:40,083 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/data/4793576d1/959f3939410e480494a8708adb0b43a6/FLAG37629acd7 [2021-11-23 15:01:40,811 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:40,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2021-11-23 15:01:40,848 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/data/4793576d1/959f3939410e480494a8708adb0b43a6/FLAG37629acd7 [2021-11-23 15:01:40,962 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/data/4793576d1/959f3939410e480494a8708adb0b43a6 [2021-11-23 15:01:40,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:40,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:40,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:40,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:40,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:40,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b20aa6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40, skipping insertion in model container [2021-11-23 15:01:40,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:41,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:41,249 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:01:42,024 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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2021-11-23 15:01:42,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:42,111 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:42,124 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:01:42,174 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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2021-11-23 15:01:42,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:42,393 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:42,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42 WrapperNode [2021-11-23 15:01:42,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:42,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:42,397 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:42,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:42,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,493 INFO L137 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 107 [2021-11-23 15:01:42,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:42,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:42,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:42,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:42,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:42,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:42,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:42,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:42,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:42,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:42,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:42,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:42,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:01:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:01:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:01:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-23 15:01:42,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-23 15:01:42,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:42,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:42,633 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-11-23 15:01:42,633 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-11-23 15:01:42,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:42,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:42,636 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 15:01:43,020 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:43,022 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:43,230 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:43,300 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:43,306 INFO L158 Benchmark]: Toolchain (without parser) took 2337.70ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 69.6MB in the beginning and 72.8MB in the end (delta: -3.2MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,306 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:43,308 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1427.39ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 69.4MB in the beginning and 100.0MB in the end (delta: -30.7MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.53ms. Allocated memory is still 134.2MB. Free memory was 100.0MB in the beginning and 97.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,311 INFO L158 Benchmark]: Boogie Preprocessor took 49.72ms. Allocated memory is still 134.2MB. Free memory was 97.2MB in the beginning and 94.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,312 INFO L158 Benchmark]: RCFGBuilder took 757.39ms. Allocated memory is still 134.2MB. Free memory was 94.5MB in the beginning and 72.8MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1427.39ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 69.4MB in the beginning and 100.0MB in the end (delta: -30.7MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.53ms. Allocated memory is still 134.2MB. Free memory was 100.0MB in the beginning and 97.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.72ms. Allocated memory is still 134.2MB. Free memory was 97.2MB in the beginning and 94.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 757.39ms. Allocated memory is still 134.2MB. Free memory was 94.5MB in the beginning and 72.8MB in the end (delta: 21.7MB). 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 15:01:43,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/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 c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:45,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:45,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:45,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:45,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:45,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:45,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:45,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:45,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:45,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:45,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:45,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:45,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:45,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:46,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:46,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:46,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:46,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:46,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:46,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:46,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:46,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:46,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:46,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:46,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:46,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:46,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:46,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:46,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:46,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:46,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:46,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:46,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:46,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:46,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:46,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:46,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:46,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:46,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:46,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:46,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:46,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:46,102 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:46,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:46,104 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:46,104 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:46,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:46,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:46,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:46,106 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:46,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:46,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:46,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:46,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:46,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:46,109 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:46,109 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:46,109 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:46,109 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:46,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:46,110 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:46,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:46,110 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:46,111 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:46,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:46,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:46,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:46,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:46,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:46,112 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:46,112 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:46,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:46,113 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:46,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:46,113 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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2021-11-23 15:01:46,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:46,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:46,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:46,553 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:46,554 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:46,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2021-11-23 15:01:46,640 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/data/3a9fa61fa/273d333c86fe4b45bcdf01448381580c/FLAGa2c364c33 [2021-11-23 15:01:47,451 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:47,453 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2021-11-23 15:01:47,478 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/data/3a9fa61fa/273d333c86fe4b45bcdf01448381580c/FLAGa2c364c33 [2021-11-23 15:01:47,588 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/data/3a9fa61fa/273d333c86fe4b45bcdf01448381580c [2021-11-23 15:01:47,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:47,591 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:47,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:47,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:47,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:47,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:47,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c803116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47, skipping insertion in model container [2021-11-23 15:01:47,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:47,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:47,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:47,835 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:01:48,593 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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2021-11-23 15:01:48,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:48,645 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:01:48,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:48,685 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:01:48,740 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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2021-11-23 15:01:48,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:48,760 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:48,772 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:01:48,850 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_0b14198f-e3b6-4fe6-9698-844383aa2ce9/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2021-11-23 15:01:48,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:49,070 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:49,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49 WrapperNode [2021-11-23 15:01:49,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:49,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:49,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:49,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,190 INFO L137 Inliner]: procedures = 473, calls = 63, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 105 [2021-11-23 15:01:49,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:49,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:49,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:49,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:49,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:49,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:49,282 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:49,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:49,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:49,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:49,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-23 15:01:49,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-23 15:01:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:49,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:01:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-11-23 15:01:49,360 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-11-23 15:01:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:01:49,362 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 15:01:49,791 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:49,792 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:50,210 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:50,286 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:50,293 INFO L158 Benchmark]: Toolchain (without parser) took 2700.01ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 45.6MB in the beginning and 43.0MB in the end (delta: 2.6MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:50,294 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:50,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1479.05ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 45.3MB in the beginning and 54.4MB in the end (delta: -9.1MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:50,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.17ms. Allocated memory is still 86.0MB. Free memory was 54.4MB in the beginning and 51.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:50,297 INFO L158 Benchmark]: Boogie Preprocessor took 88.65ms. Allocated memory is still 86.0MB. Free memory was 51.0MB in the beginning and 47.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:50,298 INFO L158 Benchmark]: RCFGBuilder took 1008.94ms. Allocated memory is still 86.0MB. Free memory was 47.6MB in the beginning and 43.0MB in the end (delta: 4.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:50,307 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1479.05ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 45.3MB in the beginning and 54.4MB in the end (delta: -9.1MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.17ms. Allocated memory is still 86.0MB. Free memory was 54.4MB in the beginning and 51.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.65ms. Allocated memory is still 86.0MB. Free memory was 51.0MB in the beginning and 47.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1008.94ms. Allocated memory is still 86.0MB. Free memory was 47.6MB in the beginning and 43.0MB in the end (delta: 4.6MB). Peak memory consumption was 12.6MB. 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 15:01:50,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b14198f-e3b6-4fe6-9698-844383aa2ce9/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