./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.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_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/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_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/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_157ced37-d075-4a92-be2f-dbfd6a72b457/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 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:50:05,789 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:50:05,856 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 03:50:05,860 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:50:05,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:50:05,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:50:05,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:50:05,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:50:05,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:50:05,885 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:50:05,885 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:50:05,886 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:50:05,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:50:05,887 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:50:05,888 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:50:05,888 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:50:05,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:50:05,889 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:50:05,890 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:50:05,890 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:50:05,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:50:05,892 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:50:05,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:50:05,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:50:05,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:50:05,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:50:05,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:50:05,894 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:50:05,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:50:05,895 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_157ced37-d075-4a92-be2f-dbfd6a72b457/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 [2023-12-03 03:50:06,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:50:06,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:50:06,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:50:06,120 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:50:06,120 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:50:06,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2023-12-03 03:50:08,808 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:50:09,046 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:50:09,046 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2023-12-03 03:50:09,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/data/9dc9af368/8419605cd0ff4f0b9c2a31ee60f315fb/FLAG5d624264e [2023-12-03 03:50:09,075 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/data/9dc9af368/8419605cd0ff4f0b9c2a31ee60f315fb [2023-12-03 03:50:09,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:50:09,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:50:09,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:50:09,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:50:09,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:50:09,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef6210f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09, skipping insertion in model container [2023-12-03 03:50:09,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,133 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:50:09,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:50:09,458 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:50:09,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:50:09,572 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:50:09,573 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:50:09,580 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:50:09,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09 WrapperNode [2023-12-03 03:50:09,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:50:09,582 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:50:09,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:50:09,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:50:09,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,637 INFO L138 Inliner]: procedures = 179, calls = 50, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 194 [2023-12-03 03:50:09,637 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:50:09,638 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:50:09,638 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:50:09,638 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:50:09,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,652 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,671 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:50:09,676 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:50:09,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:50:09,676 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:50:09,677 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:09" (1/1) ... [2023-12-03 03:50:09,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:50:09,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:50:09,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:50:09,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:50:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:50:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 03:50:09,742 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 03:50:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:50:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:50:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:50:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:50:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:50:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:50:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:50:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:50:09,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:50:09,746 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:50:09,877 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:50:09,880 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:50:10,257 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:50:10,470 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:50:10,479 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-03 03:50:10,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:10 BoogieIcfgContainer [2023-12-03 03:50:10,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:50:10,482 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:50:10,482 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:50:10,492 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:50:10,493 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:10" (1/1) ... [2023-12-03 03:50:10,493 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) [2023-12-03 03:50:10,498 INFO L158 Benchmark]: Toolchain (without parser) took 1417.98ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 80.4MB in the beginning and 121.5MB in the end (delta: -41.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:50:10,498 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 127.9MB. Free memory is still 69.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:50:10,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 501.53ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 80.4MB in the beginning and 124.5MB in the end (delta: -44.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 03:50:10,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.12ms. Allocated memory is still 157.3MB. Free memory was 124.5MB in the beginning and 121.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:50:10,501 INFO L158 Benchmark]: Boogie Preprocessor took 37.44ms. Allocated memory is still 157.3MB. Free memory was 121.3MB in the beginning and 119.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:50:10,501 INFO L158 Benchmark]: RCFGBuilder took 805.55ms. Allocated memory is still 157.3MB. Free memory was 119.2MB in the beginning and 122.4MB in the end (delta: -3.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2023-12-03 03:50:10,502 INFO L158 Benchmark]: CodeCheck took 13.53ms. Allocated memory is still 157.3MB. Free memory was 122.4MB in the beginning and 121.5MB in the end (delta: 927.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:50:10,506 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 0.18ms. Allocated memory is still 127.9MB. Free memory is still 69.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 501.53ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 80.4MB in the beginning and 124.5MB in the end (delta: -44.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.12ms. Allocated memory is still 157.3MB. Free memory was 124.5MB in the beginning and 121.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.44ms. Allocated memory is still 157.3MB. Free memory was 121.3MB in the beginning and 119.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 805.55ms. Allocated memory is still 157.3MB. Free memory was 119.2MB in the beginning and 122.4MB in the end (delta: -3.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * CodeCheck took 13.53ms. Allocated memory is still 157.3MB. Free memory was 122.4MB in the beginning and 121.5MB in the end (delta: 927.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:50:10,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/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_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/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_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/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_157ced37-d075-4a92-be2f-dbfd6a72b457/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 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:50:12,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:50:12,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 03:50:12,533 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:50:12,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:50:12,534 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:50:12,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:50:12,535 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:50:12,536 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:50:12,537 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:50:12,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:50:12,538 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:50:12,538 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:50:12,539 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:50:12,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:50:12,540 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:50:12,540 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:50:12,541 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:50:12,542 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:50:12,542 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:50:12,543 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:50:12,544 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:50:12,544 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:50:12,545 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:50:12,545 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:50:12,546 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:50:12,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:50:12,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:50:12,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:50:12,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:50:12,548 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:50:12,548 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:50:12,548 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:50:12,549 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:50:12,549 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_157ced37-d075-4a92-be2f-dbfd6a72b457/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 [2023-12-03 03:50:12,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:50:12,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:50:12,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:50:12,865 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:50:12,866 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:50:12,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2023-12-03 03:50:15,660 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:50:15,905 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:50:15,906 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2023-12-03 03:50:15,922 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/data/00c20d5c3/4246fb5177134eeb9302606aa4215942/FLAGc862ee55f [2023-12-03 03:50:15,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/data/00c20d5c3/4246fb5177134eeb9302606aa4215942 [2023-12-03 03:50:15,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:50:15,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:50:15,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:50:15,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:50:15,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:50:15,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:50:15" (1/1) ... [2023-12-03 03:50:15,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d516e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:15, skipping insertion in model container [2023-12-03 03:50:15,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:50:15" (1/1) ... [2023-12-03 03:50:16,007 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:50:16,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:50:16,369 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:50:16,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:50:16,467 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:50:16,468 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:50:16,475 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:50:16,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16 WrapperNode [2023-12-03 03:50:16,478 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:50:16,479 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:50:16,480 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:50:16,480 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:50:16,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,551 INFO L138 Inliner]: procedures = 183, calls = 50, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 191 [2023-12-03 03:50:16,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:50:16,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:50:16,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:50:16,553 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:50:16,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,568 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,576 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:50:16,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:50:16,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:50:16,592 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:50:16,593 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:16" (1/1) ... [2023-12-03 03:50:16,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:50:16,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:50:16,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:50:16,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:50:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:50:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 03:50:16,657 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 03:50:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:50:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:50:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:50:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:50:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:50:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:50:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 03:50:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:50:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:50:16,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:50:16,660 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:50:16,804 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:50:16,806 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:50:17,322 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:50:17,602 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:50:17,602 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-03 03:50:17,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:17 BoogieIcfgContainer [2023-12-03 03:50:17,604 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:50:17,605 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:50:17,605 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:50:17,615 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:50:17,616 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:17" (1/1) ... [2023-12-03 03:50:17,616 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) [2023-12-03 03:50:17,620 INFO L158 Benchmark]: Toolchain (without parser) took 1678.98ms. Allocated memory is still 102.8MB. Free memory was 77.7MB in the beginning and 44.9MB in the end (delta: 32.8MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-12-03 03:50:17,621 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 77.6MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:50:17,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.53ms. Allocated memory is still 102.8MB. Free memory was 77.5MB in the beginning and 79.2MB in the end (delta: -1.8MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-12-03 03:50:17,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.54ms. Allocated memory is still 102.8MB. Free memory was 79.2MB in the beginning and 76.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:50:17,623 INFO L158 Benchmark]: Boogie Preprocessor took 38.49ms. Allocated memory is still 102.8MB. Free memory was 76.6MB in the beginning and 74.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:50:17,623 INFO L158 Benchmark]: RCFGBuilder took 1012.99ms. Allocated memory is still 102.8MB. Free memory was 74.3MB in the beginning and 46.1MB in the end (delta: 28.2MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2023-12-03 03:50:17,624 INFO L158 Benchmark]: CodeCheck took 13.54ms. Allocated memory is still 102.8MB. Free memory was 46.1MB in the beginning and 44.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:50:17,627 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 0.33ms. Allocated memory is still 77.6MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.53ms. Allocated memory is still 102.8MB. Free memory was 77.5MB in the beginning and 79.2MB in the end (delta: -1.8MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.54ms. Allocated memory is still 102.8MB. Free memory was 79.2MB in the beginning and 76.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.49ms. Allocated memory is still 102.8MB. Free memory was 76.6MB in the beginning and 74.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1012.99ms. Allocated memory is still 102.8MB. Free memory was 74.3MB in the beginning and 46.1MB in the end (delta: 28.2MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * CodeCheck took 13.54ms. Allocated memory is still 102.8MB. Free memory was 46.1MB in the beginning and 44.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:50:17,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157ced37-d075-4a92-be2f-dbfd6a72b457/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