./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:50:46,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:50:46,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 21:50:46,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:50:46,533 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:50:46,556 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:50:46,557 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:50:46,557 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:50:46,558 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:50:46,558 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:50:46,559 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:50:46,559 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:50:46,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:50:46,560 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:50:46,561 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:50:46,561 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:50:46,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:50:46,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:50:46,563 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:50:46,563 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:50:46,564 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:50:46,565 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:50:46,565 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:50:46,566 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:50:46,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:50:46,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:50:46,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:50:46,568 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:50:46,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:50:46,568 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_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2023-12-02 21:50:46,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:50:46,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:50:46,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:50:46,824 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:50:46,824 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:50:46,825 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-12-02 21:50:49,559 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:50:49,797 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:50:49,798 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-12-02 21:50:49,814 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/data/a9a1cbbea/e827f8c5154f435a8c761180b685a77c/FLAG20f850912 [2023-12-02 21:50:49,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/data/a9a1cbbea/e827f8c5154f435a8c761180b685a77c [2023-12-02 21:50:49,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:50:49,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:50:49,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:50:49,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:50:49,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:50:49,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:50:49" (1/1) ... [2023-12-02 21:50:49,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa8c306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:49, skipping insertion in model container [2023-12-02 21:50:49,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:50:49" (1/1) ... [2023-12-02 21:50:49,903 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:50:50,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:50:50,242 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:50:50,302 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:50:50,332 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:50:50,332 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:50:50,338 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:50:50,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50 WrapperNode [2023-12-02 21:50:50,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:50:50,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:50:50,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:50:50,340 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:50:50,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,395 INFO L138 Inliner]: procedures = 176, calls = 72, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 187 [2023-12-02 21:50:50,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:50:50,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:50:50,397 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:50:50,397 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:50:50,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,409 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,410 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,425 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,429 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:50:50,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:50:50,438 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:50:50,438 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:50:50,439 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:50" (1/1) ... [2023-12-02 21:50:50,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:50:50,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:50:50,472 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:50:50,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:50:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:50:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:50:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 21:50:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:50:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:50:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:50:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 21:50:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 21:50:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 21:50:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 21:50:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 21:50:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 21:50:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:50:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 21:50:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:50:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:50:50,511 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:50:50,667 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:50:50,670 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:50:51,173 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:50:51,541 WARN L1821 r$LargeBlockEncoding]: Complex 4:9 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-02 21:50:51,654 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:50:51,655 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:50:51,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:50:51 BoogieIcfgContainer [2023-12-02 21:50:51,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:50:51,657 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:50:51,658 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:50:51,665 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:50:51,666 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:50:51" (1/1) ... [2023-12-02 21:50:51,666 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) [2023-12-02 21:50:51,670 INFO L158 Benchmark]: Toolchain (without parser) took 1835.25ms. Allocated memory was 167.8MB in the beginning and 205.5MB in the end (delta: 37.7MB). Free memory was 125.9MB in the beginning and 150.4MB in the end (delta: -24.5MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-12-02 21:50:51,670 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 167.8MB. Free memory was 140.2MB in the beginning and 140.0MB in the end (delta: 153.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:50:51,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 503.66ms. Allocated memory is still 167.8MB. Free memory was 125.9MB in the beginning and 101.3MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 21:50:51,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.96ms. Allocated memory is still 167.8MB. Free memory was 101.3MB in the beginning and 98.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:50:51,672 INFO L158 Benchmark]: Boogie Preprocessor took 40.74ms. Allocated memory is still 167.8MB. Free memory was 98.7MB in the beginning and 96.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:50:51,673 INFO L158 Benchmark]: RCFGBuilder took 1218.67ms. Allocated memory was 167.8MB in the beginning and 205.5MB in the end (delta: 37.7MB). Free memory was 96.6MB in the beginning and 151.5MB in the end (delta: -54.9MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2023-12-02 21:50:51,674 INFO L158 Benchmark]: CodeCheck took 11.18ms. Allocated memory is still 205.5MB. Free memory was 151.5MB in the beginning and 150.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:50:51,677 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 0.19ms. Allocated memory is still 167.8MB. Free memory was 140.2MB in the beginning and 140.0MB in the end (delta: 153.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 503.66ms. Allocated memory is still 167.8MB. Free memory was 125.9MB in the beginning and 101.3MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.96ms. Allocated memory is still 167.8MB. Free memory was 101.3MB in the beginning and 98.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.74ms. Allocated memory is still 167.8MB. Free memory was 98.7MB in the beginning and 96.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1218.67ms. Allocated memory was 167.8MB in the beginning and 205.5MB in the end (delta: 37.7MB). Free memory was 96.6MB in the beginning and 151.5MB in the end (delta: -54.9MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * CodeCheck took 11.18ms. Allocated memory is still 205.5MB. Free memory was 151.5MB in the beginning and 150.4MB 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. [2023-12-02 21:50:51,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/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_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:50:53,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:50:53,759 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 21:50:53,788 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:50:53,789 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:50:53,789 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:50:53,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:50:53,790 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:50:53,791 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:50:53,792 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:50:53,792 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:50:53,793 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:50:53,793 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:50:53,794 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:50:53,794 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:50:53,795 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:50:53,795 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:50:53,796 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:50:53,796 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:50:53,797 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:50:53,797 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:50:53,798 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:50:53,798 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:50:53,799 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:50:53,799 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:50:53,800 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:50:53,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:50:53,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:50:53,801 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:50:53,802 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:50:53,802 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:50:53,803 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:50:53,803 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:50:53,803 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:50:53,804 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_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2023-12-02 21:50:54,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:50:54,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:50:54,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:50:54,112 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:50:54,112 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:50:54,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-12-02 21:50:56,924 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:50:57,179 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:50:57,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-12-02 21:50:57,197 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/data/5c187e39d/4c61e49d4c86460591726c5d24c13a15/FLAG32fad5389 [2023-12-02 21:50:57,212 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/data/5c187e39d/4c61e49d4c86460591726c5d24c13a15 [2023-12-02 21:50:57,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:50:57,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:50:57,218 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:50:57,218 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:50:57,223 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:50:57,223 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60ed5927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57, skipping insertion in model container [2023-12-02 21:50:57,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,283 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:50:57,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:50:57,684 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:50:57,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:50:57,785 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:50:57,785 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:50:57,793 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:50:57,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57 WrapperNode [2023-12-02 21:50:57,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:50:57,794 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:50:57,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:50:57,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:50:57,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,866 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 188 [2023-12-02 21:50:57,867 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:50:57,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:50:57,868 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:50:57,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:50:57,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,919 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:50:57,936 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:50:57,936 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:50:57,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:50:57,937 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:57" (1/1) ... [2023-12-02 21:50:57,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:50:57,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:50:57,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:50:57,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:50:58,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:50:58,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 21:50:58,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:50:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:50:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:50:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:50:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:50:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 21:50:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 21:50:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 21:50:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 21:50:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 21:50:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 21:50:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 21:50:58,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 21:50:58,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:50:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:50:58,006 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:50:58,165 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:50:58,167 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:50:58,791 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:50:59,209 WARN L1821 r$LargeBlockEncoding]: Complex 4:9 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-02 21:50:59,328 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:50:59,328 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:50:59,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:50:59 BoogieIcfgContainer [2023-12-02 21:50:59,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:50:59,330 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:50:59,330 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:50:59,338 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:50:59,338 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:50:59" (1/1) ... [2023-12-02 21:50:59,339 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) [2023-12-02 21:50:59,343 INFO L158 Benchmark]: Toolchain (without parser) took 2126.12ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 69.6MB in the beginning and 69.9MB in the end (delta: -252.6kB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-12-02 21:50:59,344 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:50:59,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 576.18ms. Allocated memory is still 94.4MB. Free memory was 69.3MB in the beginning and 44.4MB in the end (delta: 24.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 21:50:59,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.64ms. Allocated memory is still 94.4MB. Free memory was 44.1MB in the beginning and 72.2MB in the end (delta: -28.1MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-12-02 21:50:59,346 INFO L158 Benchmark]: Boogie Preprocessor took 67.73ms. Allocated memory is still 94.4MB. Free memory was 72.2MB in the beginning and 69.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:50:59,347 INFO L158 Benchmark]: RCFGBuilder took 1393.54ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 69.6MB in the beginning and 70.8MB in the end (delta: -1.2MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2023-12-02 21:50:59,348 INFO L158 Benchmark]: CodeCheck took 10.93ms. Allocated memory is still 113.2MB. Free memory was 70.8MB in the beginning and 69.9MB in the end (delta: 897.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:50:59,351 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 0.32ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 576.18ms. Allocated memory is still 94.4MB. Free memory was 69.3MB in the beginning and 44.4MB in the end (delta: 24.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.64ms. Allocated memory is still 94.4MB. Free memory was 44.1MB in the beginning and 72.2MB in the end (delta: -28.1MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.73ms. Allocated memory is still 94.4MB. Free memory was 72.2MB in the beginning and 69.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1393.54ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 69.6MB in the beginning and 70.8MB in the end (delta: -1.2MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. * CodeCheck took 10.93ms. Allocated memory is still 113.2MB. Free memory was 70.8MB in the beginning and 69.9MB in the end (delta: 897.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:50:59,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa157e-a38e-4ac4-9aaa-0e443620749b/bin/ukojak-verify-Qdu7aM0XO9/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