./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-wmm/thin002_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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/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_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/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_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/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 e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:24:43,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:24:43,612 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 22:24:43,617 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:24:43,617 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:24:43,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:24:43,641 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:24:43,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:24:43,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:24:43,643 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:24:43,643 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:24:43,643 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:24:43,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:24:43,644 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:24:43,645 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:24:43,645 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:24:43,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:24:43,654 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:24:43,654 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:24:43,655 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:24:43,656 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:24:43,656 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:24:43,657 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:24:43,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:24:43,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:24:43,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:24:43,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:24:43,659 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:24:43,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:24:43,660 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_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 [2023-12-02 22:24:43,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:24:43,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:24:43,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:24:43,904 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:24:43,904 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:24:43,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2023-12-02 22:24:46,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:24:46,878 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:24:46,879 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2023-12-02 22:24:46,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/data/497e51a3b/dacd0f5405fb4c01a0178a61ef1a4808/FLAG2c7f5d135 [2023-12-02 22:24:46,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/data/497e51a3b/dacd0f5405fb4c01a0178a61ef1a4808 [2023-12-02 22:24:46,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:24:46,911 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:24:46,911 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:24:46,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:24:46,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:24:46,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:46" (1/1) ... [2023-12-02 22:24:46,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c683f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46, skipping insertion in model container [2023-12-02 22:24:46,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:46" (1/1) ... [2023-12-02 22:24:46,963 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:24:47,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:24:47,283 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:24:47,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:24:47,375 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:24:47,375 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:24:47,383 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:24:47,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47 WrapperNode [2023-12-02 22:24:47,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:24:47,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:24:47,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:24:47,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:24:47,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,411 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,441 INFO L138 Inliner]: procedures = 177, calls = 85, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 205 [2023-12-02 22:24:47,442 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:24:47,442 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:24:47,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:24:47,443 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:24:47,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,458 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,481 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,487 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:24:47,488 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:24:47,488 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:24:47,488 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:24:47,489 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:47" (1/1) ... [2023-12-02 22:24:47,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:24:47,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:24:47,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:24:47,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:24:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:24:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:24:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 22:24:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:24:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:24:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:24:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 22:24:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 22:24:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 22:24:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 22:24:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 22:24:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 22:24:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-12-02 22:24:47,590 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-12-02 22:24:47,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:24:47,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 22:24:47,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:24:47,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:24:47,592 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 22:24:47,729 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:24:47,731 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:24:48,158 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:24:48,481 WARN L1821 r$LargeBlockEncoding]: Complex 2:9 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-02 22:24:48,545 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:24:48,545 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 22:24:48,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:48 BoogieIcfgContainer [2023-12-02 22:24:48,547 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:24:48,548 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:24:48,548 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:24:48,557 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:24:48,557 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:48" (1/1) ... [2023-12-02 22:24:48,558 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 22:24:48,561 INFO L158 Benchmark]: Toolchain (without parser) took 1649.81ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 85.4MB in the beginning and 98.9MB in the end (delta: -13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 22:24:48,562 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 125.8MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:24:48,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.29ms. Allocated memory is still 125.8MB. Free memory was 85.0MB in the beginning and 60.2MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 22:24:48,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.25ms. Allocated memory is still 125.8MB. Free memory was 60.2MB in the beginning and 57.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:24:48,564 INFO L158 Benchmark]: Boogie Preprocessor took 44.83ms. Allocated memory is still 125.8MB. Free memory was 57.3MB in the beginning and 54.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:24:48,564 INFO L158 Benchmark]: RCFGBuilder took 1059.51ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 54.8MB in the beginning and 100.1MB in the end (delta: -45.2MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-12-02 22:24:48,565 INFO L158 Benchmark]: CodeCheck took 11.63ms. Allocated memory is still 153.1MB. Free memory was 100.0MB in the beginning and 98.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:24:48,568 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 0.27ms. Allocated memory is still 125.8MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 472.29ms. Allocated memory is still 125.8MB. Free memory was 85.0MB in the beginning and 60.2MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.25ms. Allocated memory is still 125.8MB. Free memory was 60.2MB in the beginning and 57.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.83ms. Allocated memory is still 125.8MB. Free memory was 57.3MB in the beginning and 54.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1059.51ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 54.8MB in the beginning and 100.1MB in the end (delta: -45.2MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * CodeCheck took 11.63ms. Allocated memory is still 153.1MB. Free memory was 100.0MB in the beginning and 98.9MB 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 22:24:48,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/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_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/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_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/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 e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:24:50,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:24:50,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 22:24:50,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:24:50,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:24:50,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:24:50,584 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:24:50,585 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:24:50,585 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:24:50,586 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:24:50,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:24:50,587 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:24:50,587 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:24:50,588 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:24:50,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:24:50,589 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:24:50,590 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:24:50,590 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:24:50,591 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:24:50,591 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:24:50,592 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:24:50,592 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:24:50,593 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:24:50,593 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:24:50,594 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:24:50,594 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:24:50,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:24:50,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:24:50,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:24:50,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:24:50,596 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:24:50,597 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:24:50,597 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:24:50,597 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:24:50,598 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_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 [2023-12-02 22:24:50,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:24:50,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:24:50,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:24:50,909 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:24:50,909 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:24:50,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2023-12-02 22:24:53,680 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:24:53,934 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:24:53,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2023-12-02 22:24:53,955 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/data/ccf08e72f/37f8e2131e5a42949eaff849ee899a05/FLAG8d86067cb [2023-12-02 22:24:53,968 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/data/ccf08e72f/37f8e2131e5a42949eaff849ee899a05 [2023-12-02 22:24:53,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:24:53,972 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:24:53,973 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:24:53,973 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:24:53,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:24:53,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:53" (1/1) ... [2023-12-02 22:24:53,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4857c128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:53, skipping insertion in model container [2023-12-02 22:24:53,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:53" (1/1) ... [2023-12-02 22:24:54,031 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:24:54,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:24:54,424 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:24:54,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:24:54,525 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:24:54,525 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:24:54,533 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:24:54,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54 WrapperNode [2023-12-02 22:24:54,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:24:54,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:24:54,535 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:24:54,535 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:24:54,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,609 INFO L138 Inliner]: procedures = 181, calls = 85, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 206 [2023-12-02 22:24:54,609 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:24:54,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:24:54,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:24:54,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:24:54,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,631 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,632 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,644 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,647 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,658 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:24:54,659 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:24:54,659 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:24:54,659 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:24:54,660 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:54" (1/1) ... [2023-12-02 22:24:54,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:24:54,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:24:54,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:24:54,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:24:54,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 22:24:54,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 22:24:54,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:24:54,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:24:54,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:24:54,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:24:54,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:24:54,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 22:24:54,732 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 22:24:54,732 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 22:24:54,732 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 22:24:54,733 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 22:24:54,733 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 22:24:54,733 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 22:24:54,733 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-12-02 22:24:54,733 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-12-02 22:24:54,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 22:24:54,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:24:54,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:24:54,735 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 22:24:54,908 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:24:54,910 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:24:55,552 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:24:55,980 WARN L1821 r$LargeBlockEncoding]: Complex 2:9 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-02 22:24:56,052 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:24:56,053 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 22:24:56,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:56 BoogieIcfgContainer [2023-12-02 22:24:56,060 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:24:56,061 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:24:56,062 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:24:56,072 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:24:56,073 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:56" (1/1) ... [2023-12-02 22:24:56,073 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 22:24:56,080 INFO L158 Benchmark]: Toolchain (without parser) took 2107.53ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 75.3MB in the beginning and 45.1MB in the end (delta: 30.3MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2023-12-02 22:24:56,081 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:24:56,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.79ms. Allocated memory is still 100.7MB. Free memory was 75.3MB in the beginning and 49.8MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 22:24:56,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.87ms. Allocated memory is still 100.7MB. Free memory was 49.8MB in the beginning and 77.6MB in the end (delta: -27.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-12-02 22:24:56,083 INFO L158 Benchmark]: Boogie Preprocessor took 48.44ms. Allocated memory is still 100.7MB. Free memory was 77.6MB in the beginning and 75.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:24:56,085 INFO L158 Benchmark]: RCFGBuilder took 1401.29ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 75.0MB in the beginning and 46.0MB in the end (delta: 29.0MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2023-12-02 22:24:56,086 INFO L158 Benchmark]: CodeCheck took 17.11ms. Allocated memory is still 121.6MB. Free memory was 46.0MB in the beginning and 45.1MB in the end (delta: 918.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:24:56,095 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 0.31ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 560.79ms. Allocated memory is still 100.7MB. Free memory was 75.3MB in the beginning and 49.8MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.87ms. Allocated memory is still 100.7MB. Free memory was 49.8MB in the beginning and 77.6MB in the end (delta: -27.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.44ms. Allocated memory is still 100.7MB. Free memory was 77.6MB in the beginning and 75.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1401.29ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 75.0MB in the beginning and 46.0MB in the end (delta: 29.0MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * CodeCheck took 17.11ms. Allocated memory is still 121.6MB. Free memory was 46.0MB in the beginning and 45.1MB in the end (delta: 918.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:24:56,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bf97dc-f4e3-49c4-b5c7-8ff15d9bbb8a/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