./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:53,903 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:54,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:17:54,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:54,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:54,114 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:54,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:17:54,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:17:54,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:54,125 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:54,127 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:54,127 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:54,128 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:54,130 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:54,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:54,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:54,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:54,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:54,133 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:54,134 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:54,134 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:54,135 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:54,136 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:54,136 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:54,137 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:54,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:54,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:54,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:54,140 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:54,140 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:17:54,141 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:54,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:54,142 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:17:54,142 INFO L153 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_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 [2023-11-24 22:17:54,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:54,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:54,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:54,516 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:54,517 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:54,519 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2023-11-24 22:17:58,151 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:58,526 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:58,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2023-11-24 22:17:58,556 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/data/eace525b8/13bb347eab2144a68cfbd94ecc6c55e6/FLAG95f4a5770 [2023-11-24 22:17:58,575 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/data/eace525b8/13bb347eab2144a68cfbd94ecc6c55e6 [2023-11-24 22:17:58,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:58,580 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:58,582 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:58,582 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:58,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:58,597 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:58" (1/1) ... [2023-11-24 22:17:58,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0fee4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:58, skipping insertion in model container [2023-11-24 22:17:58,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:58" (1/1) ... [2023-11-24 22:17:58,702 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:59,088 WARN L240 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_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i[30176,30189] [2023-11-24 22:17:59,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:59,173 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:59,254 WARN L240 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_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i[30176,30189] [2023-11-24 22:17:59,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:59,339 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:59,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59 WrapperNode [2023-11-24 22:17:59,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:59,342 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:59,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:59,343 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:59,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,393 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,436 INFO L138 Inliner]: procedures = 172, calls = 60, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 132 [2023-11-24 22:17:59,440 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:59,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:59,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:59,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:59,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,524 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,544 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:59,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:59,546 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:59,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:59,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:59,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:59,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:59,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:17:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:17:59,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:17:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:17:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:17:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:17:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-24 22:17:59,733 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-24 22:17:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:17:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-11-24 22:17:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:17:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:17:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:59,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:59,747 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:17:59,949 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:59,952 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:00,349 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:00,510 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:00,510 INFO L309 CfgBuilder]: Removed 23 assume(true) statements. [2023-11-24 22:18:00,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:00 BoogieIcfgContainer [2023-11-24 22:18:00,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:00,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:00,514 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:00,524 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:00,525 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:00" (1/1) ... [2023-11-24 22:18:00,526 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-24 22:18:00,532 INFO L158 Benchmark]: Toolchain (without parser) took 1950.20ms. Allocated memory was 144.7MB in the beginning and 205.5MB in the end (delta: 60.8MB). Free memory was 95.7MB in the beginning and 152.5MB in the end (delta: -56.8MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2023-11-24 22:18:00,533 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 144.7MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:00,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 759.05ms. Allocated memory is still 144.7MB. Free memory was 95.4MB in the beginning and 74.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:18:00,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.38ms. Allocated memory is still 144.7MB. Free memory was 74.4MB in the beginning and 72.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:00,536 INFO L158 Benchmark]: Boogie Preprocessor took 99.71ms. Allocated memory is still 144.7MB. Free memory was 72.0MB in the beginning and 70.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:00,538 INFO L158 Benchmark]: RCFGBuilder took 967.45ms. Allocated memory was 144.7MB in the beginning and 205.5MB in the end (delta: 60.8MB). Free memory was 70.2MB in the beginning and 153.5MB in the end (delta: -83.3MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-11-24 22:18:00,539 INFO L158 Benchmark]: CodeCheck took 15.39ms. Allocated memory is still 205.5MB. Free memory was 153.5MB in the beginning and 152.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:00,545 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 144.7MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 759.05ms. Allocated memory is still 144.7MB. Free memory was 95.4MB in the beginning and 74.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.38ms. Allocated memory is still 144.7MB. Free memory was 74.4MB in the beginning and 72.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.71ms. Allocated memory is still 144.7MB. Free memory was 72.0MB in the beginning and 70.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 967.45ms. Allocated memory was 144.7MB in the beginning and 205.5MB in the end (delta: 60.8MB). Free memory was 70.2MB in the beginning and 153.5MB in the end (delta: -83.3MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * CodeCheck took 15.39ms. Allocated memory is still 205.5MB. Free memory was 153.5MB in the beginning and 152.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:18:00,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:03,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:03,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:18:03,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:03,612 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:03,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:03,614 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:03,614 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:03,615 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:03,620 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:03,621 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:03,621 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:03,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:03,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:03,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:03,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:03,624 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:18:03,624 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:18:03,625 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:18:03,626 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:03,626 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:03,627 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:03,627 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:03,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:03,628 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:03,628 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:03,629 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:03,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:03,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:03,630 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:03,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:03,632 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:03,632 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:18:03,632 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:03,633 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:03,633 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:18:03,633 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:03,633 INFO L153 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_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 [2023-11-24 22:18:04,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:04,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:04,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:04,042 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:04,042 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:04,044 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2023-11-24 22:18:07,296 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:07,591 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:07,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2023-11-24 22:18:07,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/data/e65f2fda4/369d292ae4c144c78612f72b824a42a3/FLAG067636b08 [2023-11-24 22:18:07,652 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/data/e65f2fda4/369d292ae4c144c78612f72b824a42a3 [2023-11-24 22:18:07,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:07,655 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:07,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:07,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:07,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:07,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:07" (1/1) ... [2023-11-24 22:18:07,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25dfd4b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:07, skipping insertion in model container [2023-11-24 22:18:07,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:07" (1/1) ... [2023-11-24 22:18:07,714 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:08,200 WARN L240 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_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i[30176,30189] [2023-11-24 22:18:08,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:08,269 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:08,328 WARN L240 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_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i[30176,30189] [2023-11-24 22:18:08,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:08,428 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:08,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08 WrapperNode [2023-11-24 22:18:08,428 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:08,430 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:08,430 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:08,430 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:08,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,517 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 133 [2023-11-24 22:18:08,518 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:08,519 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:08,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:08,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:08,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,575 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:08,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:08,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:08,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:08,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:08" (1/1) ... [2023-11-24 22:18:08,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:08,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:08,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:08,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:18:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:18:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:18:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:18:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-24 22:18:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-24 22:18:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:18:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:18:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 22:18:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-11-24 22:18:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:18:08,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:08,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:08,704 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:18:08,921 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:08,923 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:09,347 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:09,423 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:09,424 INFO L309 CfgBuilder]: Removed 23 assume(true) statements. [2023-11-24 22:18:09,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:09 BoogieIcfgContainer [2023-11-24 22:18:09,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:09,427 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:09,428 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:09,439 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:09,439 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:09" (1/1) ... [2023-11-24 22:18:09,440 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-24 22:18:09,446 INFO L158 Benchmark]: Toolchain (without parser) took 1790.17ms. Allocated memory was 71.3MB in the beginning and 113.2MB in the end (delta: 41.9MB). Free memory was 37.1MB in the beginning and 68.4MB in the end (delta: -31.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-24 22:18:09,447 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 71.3MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:09,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 772.53ms. Allocated memory was 71.3MB in the beginning and 113.2MB in the end (delta: 41.9MB). Free memory was 37.0MB in the beginning and 73.9MB in the end (delta: -36.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-24 22:18:09,450 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.44ms. Allocated memory is still 113.2MB. Free memory was 73.9MB in the beginning and 71.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:09,451 INFO L158 Benchmark]: Boogie Preprocessor took 77.06ms. Allocated memory is still 113.2MB. Free memory was 71.5MB in the beginning and 69.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:09,451 INFO L158 Benchmark]: RCFGBuilder took 829.12ms. Allocated memory is still 113.2MB. Free memory was 69.1MB in the beginning and 69.6MB in the end (delta: -443.1kB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:09,453 INFO L158 Benchmark]: CodeCheck took 17.39ms. Allocated memory is still 113.2MB. Free memory was 69.6MB in the beginning and 68.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:09,463 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 71.3MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 772.53ms. Allocated memory was 71.3MB in the beginning and 113.2MB in the end (delta: 41.9MB). Free memory was 37.0MB in the beginning and 73.9MB in the end (delta: -36.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.44ms. Allocated memory is still 113.2MB. Free memory was 73.9MB in the beginning and 71.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.06ms. Allocated memory is still 113.2MB. Free memory was 71.5MB in the beginning and 69.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 829.12ms. Allocated memory is still 113.2MB. Free memory was 69.1MB in the beginning and 69.6MB in the end (delta: -443.1kB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * CodeCheck took 17.39ms. Allocated memory is still 113.2MB. Free memory was 69.6MB in the beginning and 68.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:18:09,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ca88d9d-a636-4aaf-8d91-48a44d93a6db/bin/ukojak-verify-afCqCEvfdi/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