./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:46:40,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:46:40,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:46:40,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:46:40,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:46:40,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:46:40,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:46:40,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:46:40,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:46:40,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:46:40,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:46:40,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:46:40,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:46:40,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:46:40,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:46:40,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:46:40,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:46:40,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:46:40,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:46:40,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:46:40,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:46:40,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:46:40,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:46:40,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:46:40,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:46:40,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:46:40,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:46:40,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:46:40,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:46:40,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:46:40,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:46:40,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:46:40,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:46:40,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:46:40,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:46:40,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:46:40,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:46:40,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:46:40,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:46:40,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:46:40,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:46:40,490 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:46:40,527 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:46:40,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:46:40,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:46:40,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:46:40,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:46:40,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:46:40,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:46:40,531 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:46:40,531 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:46:40,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:46:40,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:46:40,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:46:40,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:46:40,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:46:40,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:46:40,534 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:46:40,534 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:46:40,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:46:40,534 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:46:40,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:46:40,535 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:46:40,535 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:46:40,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:46:40,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:40,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:46:40,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:46:40,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:46:40,536 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:46:40,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:46:40,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:46:40,537 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_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 [2022-11-20 17:46:40,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:46:40,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:46:40,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:46:40,881 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:46:40,881 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:46:40,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i [2022-11-20 17:46:43,942 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:46:44,293 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:46:44,294 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i [2022-11-20 17:46:44,328 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/data/19a83d068/1efdcf96cfd04e71bd2150baa417c536/FLAG5a9f2d9a8 [2022-11-20 17:46:44,343 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/data/19a83d068/1efdcf96cfd04e71bd2150baa417c536 [2022-11-20 17:46:44,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:46:44,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:46:44,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:44,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:46:44,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:46:44,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:44" (1/1) ... [2022-11-20 17:46:44,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@871f287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:44, skipping insertion in model container [2022-11-20 17:46:44,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:44" (1/1) ... [2022-11-20 17:46:44,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:46:44,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:46:44,992 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2022-11-20 17:46:45,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:45,063 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:46:45,115 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2022-11-20 17:46:45,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:45,223 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:46:45,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45 WrapperNode [2022-11-20 17:46:45,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:45,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:45,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:46:45,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:46:45,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,321 INFO L138 Inliner]: procedures = 278, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 212 [2022-11-20 17:46:45,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:45,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:46:45,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:46:45,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:46:45,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,386 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:46:45,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:46:45,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:46:45,408 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:46:45,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:45" (1/1) ... [2022-11-20 17:46:45,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:45,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:46:45,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:46:45,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:46:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:46:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:46:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-11-20 17:46:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-11-20 17:46:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:46:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:46:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-11-20 17:46:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-11-20 17:46:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure init [2022-11-20 17:46:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2022-11-20 17:46:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:46:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 17:46:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:46:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:46:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:46:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:46:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:46:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:46:45,496 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:46:45,653 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:46:45,657 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:46:46,167 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:46:46,179 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:46:46,179 INFO L300 CfgBuilder]: Removed 15 assume(true) statements. [2022-11-20 17:46:46,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:46 BoogieIcfgContainer [2022-11-20 17:46:46,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:46:46,183 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:46:46,183 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:46:46,209 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:46:46,210 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:46" (1/1) ... [2022-11-20 17:46:46,210 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:46:46,214 INFO L158 Benchmark]: Toolchain (without parser) took 1866.62ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 111.9MB in the end (delta: -1.4MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. [2022-11-20 17:46:46,215 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:46:46,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 878.35ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 80.6MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 17:46:46,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.43ms. Allocated memory is still 142.6MB. Free memory was 80.6MB in the beginning and 77.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:46:46,217 INFO L158 Benchmark]: Boogie Preprocessor took 84.02ms. Allocated memory is still 142.6MB. Free memory was 77.9MB in the beginning and 75.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:46:46,217 INFO L158 Benchmark]: RCFGBuilder took 775.32ms. Allocated memory is still 142.6MB. Free memory was 75.6MB in the beginning and 52.7MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 17:46:46,218 INFO L158 Benchmark]: CodeCheck took 29.40ms. Allocated memory is still 142.6MB. Free memory was 52.7MB in the beginning and 111.9MB in the end (delta: -59.2MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2022-11-20 17:46:46,221 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 878.35ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 80.6MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.43ms. Allocated memory is still 142.6MB. Free memory was 80.6MB in the beginning and 77.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.02ms. Allocated memory is still 142.6MB. Free memory was 77.9MB in the beginning and 75.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 775.32ms. Allocated memory is still 142.6MB. Free memory was 75.6MB in the beginning and 52.7MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 29.40ms. Allocated memory is still 142.6MB. Free memory was 52.7MB in the beginning and 111.9MB in the end (delta: -59.2MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:46:46,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:46:48,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:46:48,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:46:48,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:46:48,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:46:48,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:46:48,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:46:48,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:46:48,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:46:48,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:46:48,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:46:48,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:46:48,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:46:48,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:46:48,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:46:48,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:46:48,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:46:48,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:46:48,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:46:48,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:46:48,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:46:48,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:46:48,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:46:48,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:46:48,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:46:48,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:46:48,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:46:48,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:46:48,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:46:48,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:46:48,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:46:48,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:46:48,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:46:48,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:46:48,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:46:48,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:46:48,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:46:48,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:46:48,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:46:48,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:46:48,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:46:48,915 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:46:48,958 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:46:48,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:46:48,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:46:48,961 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:46:48,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:46:48,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:46:48,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:46:48,962 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:46:48,962 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:46:48,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:46:48,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:46:48,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:46:48,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:46:48,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:46:48,964 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:46:48,965 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:46:48,965 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:46:48,965 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:46:48,965 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:46:48,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:46:48,966 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:46:48,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:46:48,966 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:46:48,966 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:46:48,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:46:48,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:48,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:46:48,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:46:48,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:46:48,968 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:46:48,968 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:46:48,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:46:48,968 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:46:48,969 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:46:48,969 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_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 [2022-11-20 17:46:49,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:46:49,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:46:49,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:46:49,372 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:46:49,373 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:46:49,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i [2022-11-20 17:46:52,630 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:46:52,973 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:46:52,973 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i [2022-11-20 17:46:52,989 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/data/389d1d935/8940cfa93c34494089ae111a266a0a99/FLAGce11f3a29 [2022-11-20 17:46:53,006 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/data/389d1d935/8940cfa93c34494089ae111a266a0a99 [2022-11-20 17:46:53,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:46:53,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:46:53,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:53,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:46:53,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:46:53,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:53,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da6fcc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53, skipping insertion in model container [2022-11-20 17:46:53,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:53,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:46:53,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:46:53,657 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2022-11-20 17:46:53,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:53,742 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:46:53,776 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2022-11-20 17:46:53,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:53,873 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:46:53,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53 WrapperNode [2022-11-20 17:46:53,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:53,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:53,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:46:53,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:46:53,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:53,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:53,945 INFO L138 Inliner]: procedures = 282, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 206 [2022-11-20 17:46:53,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:53,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:46:53,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:46:53,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:46:53,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:53,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:53,974 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:53,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:54,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:54,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:54,012 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:54,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:54,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:46:54,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:46:54,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:46:54,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:46:54,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:53" (1/1) ... [2022-11-20 17:46:54,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:54,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:46:54,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:46:54,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:46:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:46:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:46:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:46:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-11-20 17:46:54,133 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-11-20 17:46:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:46:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:46:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:46:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:46:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-11-20 17:46:54,135 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-11-20 17:46:54,135 INFO L130 BoogieDeclarations]: Found specification of procedure init [2022-11-20 17:46:54,135 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2022-11-20 17:46:54,135 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 17:46:54,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:46:54,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:46:54,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:46:54,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:46:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:46:54,138 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:46:54,367 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:46:54,369 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:46:55,019 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:46:55,027 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:46:55,028 INFO L300 CfgBuilder]: Removed 15 assume(true) statements. [2022-11-20 17:46:55,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:55 BoogieIcfgContainer [2022-11-20 17:46:55,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:46:55,032 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:46:55,032 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:46:55,043 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:46:55,043 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:55" (1/1) ... [2022-11-20 17:46:55,044 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:46:55,050 INFO L158 Benchmark]: Toolchain (without parser) took 2038.42ms. Allocated memory is still 71.3MB. Free memory was 47.9MB in the beginning and 31.4MB in the end (delta: 16.5MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-11-20 17:46:55,051 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 32.2MB in the beginning and 32.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:46:55,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 862.63ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 47.5MB in the end (delta: 199.8kB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2022-11-20 17:46:55,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.34ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 44.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:46:55,054 INFO L158 Benchmark]: Boogie Preprocessor took 81.81ms. Allocated memory is still 71.3MB. Free memory was 44.6MB in the beginning and 41.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:46:55,054 INFO L158 Benchmark]: RCFGBuilder took 998.46ms. Allocated memory is still 71.3MB. Free memory was 41.6MB in the beginning and 32.4MB in the end (delta: 9.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2022-11-20 17:46:55,055 INFO L158 Benchmark]: CodeCheck took 16.24ms. Allocated memory is still 71.3MB. Free memory was 32.2MB in the beginning and 31.4MB in the end (delta: 803.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:46:55,063 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 32.2MB in the beginning and 32.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 862.63ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 47.5MB in the end (delta: 199.8kB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.34ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 44.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.81ms. Allocated memory is still 71.3MB. Free memory was 44.6MB in the beginning and 41.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 998.46ms. Allocated memory is still 71.3MB. Free memory was 41.6MB in the beginning and 32.4MB in the end (delta: 9.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * CodeCheck took 16.24ms. Allocated memory is still 71.3MB. Free memory was 32.2MB in the beginning and 31.4MB in the end (delta: 803.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:46:55,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07bd478d-31f8-401d-ad90-1b55f3e5d233/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported