./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.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_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/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_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/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_7a288ae4-dc84-492d-bf75-476627e7e72c/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 816cbb1ca6d959b60b1202ba435c965f5be862ce9c8f4f19e6d188e361564357 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:54:59,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:54:59,454 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 23:54:59,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:54:59,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:54:59,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:54:59,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:54:59,489 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:54:59,490 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:54:59,490 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:54:59,491 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:54:59,491 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:54:59,492 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:54:59,492 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:54:59,493 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:54:59,493 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:54:59,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:54:59,494 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:54:59,495 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:54:59,495 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:54:59,496 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:54:59,496 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:54:59,497 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:54:59,497 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:54:59,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:54:59,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:54:59,499 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:54:59,499 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:54:59,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:54:59,499 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_7a288ae4-dc84-492d-bf75-476627e7e72c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 816cbb1ca6d959b60b1202ba435c965f5be862ce9c8f4f19e6d188e361564357 [2023-12-02 23:54:59,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:54:59,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:54:59,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:54:59,737 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:54:59,737 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:54:59,739 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2023-12-02 23:55:02,597 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:55:02,810 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:55:02,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2023-12-02 23:55:02,827 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/data/38aef453f/bb386bfe8a3b401084c228ceffc93c2a/FLAGfd1a8a0af [2023-12-02 23:55:02,839 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/data/38aef453f/bb386bfe8a3b401084c228ceffc93c2a [2023-12-02 23:55:02,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:55:02,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:55:02,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:55:02,844 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:55:02,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:55:02,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:55:02" (1/1) ... [2023-12-02 23:55:02,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71eebe86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:02, skipping insertion in model container [2023-12-02 23:55:02,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:55:02" (1/1) ... [2023-12-02 23:55:02,901 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:55:03,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:55:03,190 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:55:03,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:55:03,258 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:55:03,258 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:55:03,264 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:55:03,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03 WrapperNode [2023-12-02 23:55:03,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:55:03,265 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:55:03,266 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:55:03,266 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:55:03,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,285 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,310 INFO L138 Inliner]: procedures = 179, calls = 37, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 179 [2023-12-02 23:55:03,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:55:03,311 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:55:03,311 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:55:03,312 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:55:03,318 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,322 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,322 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,337 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:55:03,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:55:03,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:55:03,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:55:03,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:03" (1/1) ... [2023-12-02 23:55:03,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:55:03,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:55:03,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:55:03,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:55:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:55:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-02 23:55:03,423 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-02 23:55:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:55:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:55:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:55:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:55:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:55:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:55:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:55:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:55:03,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:55:03,426 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 23:55:03,548 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:55:03,550 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:55:03,890 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:55:04,137 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:55:04,137 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:55:04,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:55:04 BoogieIcfgContainer [2023-12-02 23:55:04,139 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:55:04,140 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:55:04,140 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:55:04,150 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:55:04,151 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:55:04" (1/1) ... [2023-12-02 23:55:04,152 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 23:55:04,156 INFO L158 Benchmark]: Toolchain (without parser) took 1312.12ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 110.7MB in the beginning and 147.6MB in the end (delta: -37.0MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-12-02 23:55:04,156 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 153.1MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:55:04,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.20ms. Allocated memory is still 153.1MB. Free memory was 110.7MB in the beginning and 89.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 23:55:04,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.44ms. Allocated memory is still 153.1MB. Free memory was 89.7MB in the beginning and 87.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:55:04,158 INFO L158 Benchmark]: Boogie Preprocessor took 32.69ms. Allocated memory is still 153.1MB. Free memory was 87.1MB in the beginning and 85.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:55:04,159 INFO L158 Benchmark]: RCFGBuilder took 794.28ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 85.5MB in the beginning and 148.7MB in the end (delta: -63.2MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2023-12-02 23:55:04,160 INFO L158 Benchmark]: CodeCheck took 14.07ms. Allocated memory is still 199.2MB. Free memory was 148.7MB in the beginning and 147.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:55:04,163 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 153.1MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.20ms. Allocated memory is still 153.1MB. Free memory was 110.7MB in the beginning and 89.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.44ms. Allocated memory is still 153.1MB. Free memory was 89.7MB in the beginning and 87.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.69ms. Allocated memory is still 153.1MB. Free memory was 87.1MB in the beginning and 85.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 794.28ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 85.5MB in the beginning and 148.7MB in the end (delta: -63.2MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * CodeCheck took 14.07ms. Allocated memory is still 199.2MB. Free memory was 148.7MB in the beginning and 147.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:55:04,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/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_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/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_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/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_7a288ae4-dc84-492d-bf75-476627e7e72c/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 816cbb1ca6d959b60b1202ba435c965f5be862ce9c8f4f19e6d188e361564357 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:55:06,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:55:06,135 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 23:55:06,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:55:06,167 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:55:06,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:55:06,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:55:06,169 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:55:06,169 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:55:06,170 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:55:06,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:55:06,171 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:55:06,172 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:55:06,173 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:55:06,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:55:06,174 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:55:06,175 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:55:06,175 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:55:06,176 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:55:06,177 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:55:06,177 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:55:06,178 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:55:06,178 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:55:06,179 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:55:06,179 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:55:06,180 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:55:06,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:55:06,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:55:06,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:55:06,182 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:55:06,182 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:55:06,183 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:55:06,183 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:55:06,183 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:55:06,183 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_7a288ae4-dc84-492d-bf75-476627e7e72c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 816cbb1ca6d959b60b1202ba435c965f5be862ce9c8f4f19e6d188e361564357 [2023-12-02 23:55:06,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:55:06,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:55:06,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:55:06,479 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:55:06,480 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:55:06,481 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2023-12-02 23:55:09,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:55:09,480 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:55:09,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2023-12-02 23:55:09,496 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/data/dc011e54a/41dcac4514a04978a3ace880fa97ab28/FLAG32756b48b [2023-12-02 23:55:09,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/data/dc011e54a/41dcac4514a04978a3ace880fa97ab28 [2023-12-02 23:55:09,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:55:09,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:55:09,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:55:09,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:55:09,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:55:09,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:55:09" (1/1) ... [2023-12-02 23:55:09,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4104c597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:09, skipping insertion in model container [2023-12-02 23:55:09,524 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:55:09" (1/1) ... [2023-12-02 23:55:09,572 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:55:09,893 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:55:09,908 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:55:09,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:55:09,993 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:55:09,993 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:55:10,001 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:55:10,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10 WrapperNode [2023-12-02 23:55:10,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:55:10,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:55:10,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:55:10,003 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:55:10,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,029 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,059 INFO L138 Inliner]: procedures = 183, calls = 37, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 176 [2023-12-02 23:55:10,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:55:10,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:55:10,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:55:10,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:55:10,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,098 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,138 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:55:10,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:55:10,148 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:55:10,148 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:55:10,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:10" (1/1) ... [2023-12-02 23:55:10,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:55:10,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:55:10,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:55:10,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:55:10,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:55:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-02 23:55:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-02 23:55:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:55:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:55:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:55:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:55:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:55:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:55:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 23:55:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:55:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:55:10,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:55:10,236 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 23:55:10,389 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:55:10,391 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:55:10,845 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:55:11,135 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:55:11,135 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:55:11,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:55:11 BoogieIcfgContainer [2023-12-02 23:55:11,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:55:11,138 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:55:11,138 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:55:11,147 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:55:11,147 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:55:11" (1/1) ... [2023-12-02 23:55:11,148 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 23:55:11,152 INFO L158 Benchmark]: Toolchain (without parser) took 1636.43ms. Allocated memory is still 96.5MB. Free memory was 71.6MB in the beginning and 34.3MB in the end (delta: 37.2MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2023-12-02 23:55:11,153 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:55:11,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.62ms. Allocated memory is still 96.5MB. Free memory was 71.3MB in the beginning and 49.4MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 23:55:11,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.64ms. Allocated memory is still 96.5MB. Free memory was 49.4MB in the beginning and 46.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:55:11,155 INFO L158 Benchmark]: Boogie Preprocessor took 86.55ms. Allocated memory is still 96.5MB. Free memory was 46.8MB in the beginning and 73.8MB in the end (delta: -27.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:55:11,156 INFO L158 Benchmark]: RCFGBuilder took 989.43ms. Allocated memory is still 96.5MB. Free memory was 73.8MB in the beginning and 34.9MB in the end (delta: 38.8MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2023-12-02 23:55:11,156 INFO L158 Benchmark]: CodeCheck took 13.17ms. Allocated memory is still 96.5MB. Free memory was 34.9MB in the beginning and 34.3MB in the end (delta: 605.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:55:11,160 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 60.8MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.62ms. Allocated memory is still 96.5MB. Free memory was 71.3MB in the beginning and 49.4MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.64ms. Allocated memory is still 96.5MB. Free memory was 49.4MB in the beginning and 46.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.55ms. Allocated memory is still 96.5MB. Free memory was 46.8MB in the beginning and 73.8MB in the end (delta: -27.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 989.43ms. Allocated memory is still 96.5MB. Free memory was 73.8MB in the beginning and 34.9MB in the end (delta: 38.8MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * CodeCheck took 13.17ms. Allocated memory is still 96.5MB. Free memory was 34.9MB in the beginning and 34.3MB in the end (delta: 605.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:55:11,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a288ae4-dc84-492d-bf75-476627e7e72c/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