./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2 --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 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:35,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:35,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-21 18:39:35,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:35,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:35,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:35,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:35,315 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:35,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:35,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:35,319 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:35,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:35,321 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:35,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:35,325 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:35,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:35,327 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:35,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:35,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:35,333 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:35,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:35,335 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:35,336 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:35,337 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:35,337 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:35,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:35,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:35,339 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:35,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:35,340 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:35,342 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:35,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:35,343 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:35,343 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_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-21 18:39:35,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:35,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:35,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:35,769 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:35,771 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:35,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:39:38,909 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:39,374 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:39,375 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:39:39,407 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/data/56b2a0482/98e90452f16944e1b7c0d72a365f5c49/FLAG81b64de03 [2023-11-21 18:39:39,433 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/data/56b2a0482/98e90452f16944e1b7c0d72a365f5c49 [2023-11-21 18:39:39,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:39,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:39,450 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:39,450 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:39,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:39,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:39" (1/1) ... [2023-11-21 18:39:39,463 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@481c2bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:39, skipping insertion in model container [2023-11-21 18:39:39,463 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:39" (1/1) ... [2023-11-21 18:39:39,555 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:39,844 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:39:40,310 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_943e3079-aa16-4866-9b93-26b9a6042584/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-21 18:39:40,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:40,352 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:40,388 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:39:40,420 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_943e3079-aa16-4866-9b93-26b9a6042584/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-21 18:39:40,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:40,534 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:40,534 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:40,535 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:40,544 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:40,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40 WrapperNode [2023-11-21 18:39:40,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:40,547 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:40,548 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:40,548 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:40,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,595 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,624 INFO L138 Inliner]: procedures = 325, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2023-11-21 18:39:40,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:40,626 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:40,626 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:40,626 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:40,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,644 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,644 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,675 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:40,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:40,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:40,684 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:40,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:40" (1/1) ... [2023-11-21 18:39:40,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:40,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:40,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:40,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:39:40,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:39:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:39:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-21 18:39:40,803 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-21 18:39:40,803 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:39:40,803 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:39:40,803 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:39:40,804 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:39:40,804 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:39:40,804 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:39:40,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:39:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:39:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:39:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:40,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:40,811 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:39:41,127 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:41,130 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:41,510 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:41,550 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:41,550 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:39:41,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:41 BoogieIcfgContainer [2023-11-21 18:39:41,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:41,559 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:41,559 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:41,574 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:41,574 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,575 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) [2023-11-21 18:39:41,581 INFO L158 Benchmark]: Toolchain (without parser) took 2135.02ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 95.3MB in the beginning and 139.6MB in the end (delta: -44.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:41,582 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 144.7MB. Free memory was 116.7MB in the beginning and 116.5MB in the end (delta: 176.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:41,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1095.89ms. Allocated memory is still 144.7MB. Free memory was 95.3MB in the beginning and 61.4MB in the end (delta: 33.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-21 18:39:41,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.75ms. Allocated memory is still 144.7MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:41,587 INFO L158 Benchmark]: Boogie Preprocessor took 56.92ms. Allocated memory is still 144.7MB. Free memory was 59.3MB in the beginning and 57.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:41,590 INFO L158 Benchmark]: RCFGBuilder took 872.83ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 57.8MB in the beginning and 140.7MB in the end (delta: -82.9MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-11-21 18:39:41,591 INFO L158 Benchmark]: CodeCheck took 20.44ms. Allocated memory is still 180.4MB. Free memory was 140.7MB in the beginning and 139.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:41,606 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 0.34ms. Allocated memory is still 144.7MB. Free memory was 116.7MB in the beginning and 116.5MB in the end (delta: 176.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1095.89ms. Allocated memory is still 144.7MB. Free memory was 95.3MB in the beginning and 61.4MB in the end (delta: 33.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.75ms. Allocated memory is still 144.7MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.92ms. Allocated memory is still 144.7MB. Free memory was 59.3MB in the beginning and 57.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 872.83ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 57.8MB in the beginning and 140.7MB in the end (delta: -82.9MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * CodeCheck took 20.44ms. Allocated memory is still 180.4MB. Free memory was 140.7MB in the beginning and 139.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:39:41,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2 --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 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:44,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:44,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-21 18:39:44,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:44,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:44,654 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:44,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:44,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:44,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:44,662 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:44,662 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:44,663 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:44,663 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:44,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:44,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:44,666 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:44,666 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:39:44,667 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:39:44,667 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:39:44,668 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:44,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:44,670 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:44,670 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:44,670 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:44,671 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:44,671 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:44,672 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:39:44,672 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:44,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:44,673 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:44,675 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:44,675 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:44,675 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:39:44,676 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:44,676 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:44,676 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:39:44,676 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:39:44,677 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_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-21 18:39:45,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:45,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:45,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:45,097 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:45,098 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:45,099 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:39:48,810 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:49,312 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:49,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:39:49,351 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/data/7d2f7d01a/c348eb9410e047d8b3661220f93b7ce2/FLAGf83e8e180 [2023-11-21 18:39:49,381 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/data/7d2f7d01a/c348eb9410e047d8b3661220f93b7ce2 [2023-11-21 18:39:49,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:49,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:49,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:49,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:49,405 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:49,406 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:49" (1/1) ... [2023-11-21 18:39:49,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80597fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:49, skipping insertion in model container [2023-11-21 18:39:49,408 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:49" (1/1) ... [2023-11-21 18:39:49,491 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:49,863 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:39:50,512 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_943e3079-aa16-4866-9b93-26b9a6042584/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-21 18:39:50,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:50,595 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:50,643 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:39:50,718 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_943e3079-aa16-4866-9b93-26b9a6042584/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-21 18:39:50,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:50,950 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:50,950 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:50,951 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:50,960 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:50,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50 WrapperNode [2023-11-21 18:39:50,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:50,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:50,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:50,964 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:50,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,069 INFO L138 Inliner]: procedures = 328, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2023-11-21 18:39:51,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:51,072 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:51,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:51,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:51,085 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,139 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:51,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:51,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:51,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:51,175 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:50" (1/1) ... [2023-11-21 18:39:51,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:51,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:51,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:51,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-21 18:39:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:39:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:39:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-21 18:39:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:39:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:39:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:39:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-21 18:39:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-21 18:39:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:39:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:39:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:39:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:39:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:39:51,300 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:39:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:39:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:51,304 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:39:51,566 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:51,570 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:51,896 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:51,933 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:51,933 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:39:51,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:51 BoogieIcfgContainer [2023-11-21 18:39:51,937 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:51,938 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:51,938 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:51,953 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:51,953 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:51" (1/1) ... [2023-11-21 18:39:51,954 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) [2023-11-21 18:39:51,962 INFO L158 Benchmark]: Toolchain (without parser) took 2565.30ms. Allocated memory is still 94.4MB. Free memory was 68.0MB in the beginning and 58.8MB in the end (delta: 9.1MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-11-21 18:39:51,963 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:51,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1563.31ms. Allocated memory is still 94.4MB. Free memory was 68.0MB in the beginning and 53.5MB in the end (delta: 14.4MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2023-11-21 18:39:51,965 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.71ms. Allocated memory is still 94.4MB. Free memory was 53.5MB in the beginning and 50.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:51,966 INFO L158 Benchmark]: Boogie Preprocessor took 99.98ms. Allocated memory is still 94.4MB. Free memory was 50.9MB in the beginning and 48.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:51,967 INFO L158 Benchmark]: RCFGBuilder took 764.56ms. Allocated memory is still 94.4MB. Free memory was 48.9MB in the beginning and 59.9MB in the end (delta: -11.0MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-11-21 18:39:51,968 INFO L158 Benchmark]: CodeCheck took 21.49ms. Allocated memory is still 94.4MB. Free memory was 59.9MB in the beginning and 58.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:51,982 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 0.26ms. Allocated memory is still 60.8MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1563.31ms. Allocated memory is still 94.4MB. Free memory was 68.0MB in the beginning and 53.5MB in the end (delta: 14.4MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.71ms. Allocated memory is still 94.4MB. Free memory was 53.5MB in the beginning and 50.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.98ms. Allocated memory is still 94.4MB. Free memory was 50.9MB in the beginning and 48.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 764.56ms. Allocated memory is still 94.4MB. Free memory was 48.9MB in the beginning and 59.9MB in the end (delta: -11.0MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * CodeCheck took 21.49ms. Allocated memory is still 94.4MB. Free memory was 59.9MB in the beginning and 58.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:39:52,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_943e3079-aa16-4866-9b93-26b9a6042584/bin/ukojak-verify-i0I2FZA1j2/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