./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c --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_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/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_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/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_3ce8d84d-272a-4178-ba06-e3b5a12683cf/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 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:51:27,336 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:51:27,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 04:51:27,415 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:51:27,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:51:27,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:51:27,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:51:27,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:51:27,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:51:27,454 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:51:27,454 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:51:27,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:51:27,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:51:27,456 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:51:27,456 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:51:27,457 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:51:27,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:51:27,458 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:51:27,458 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:51:27,459 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:51:27,459 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:51:27,460 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:51:27,460 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:51:27,461 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:51:27,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:51:27,462 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:51:27,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:51:27,462 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:51:27,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:51:27,463 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_3ce8d84d-272a-4178-ba06-e3b5a12683cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c [2023-12-03 04:51:27,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:51:27,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:51:27,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:51:27,725 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:51:27,726 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:51:27,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2023-12-03 04:51:30,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:51:30,673 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:51:30,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2023-12-03 04:51:30,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/data/a48cfba3a/8b8a32a64d7e409a92d4d4ceb7d8219c/FLAG211f98b6e [2023-12-03 04:51:30,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/data/a48cfba3a/8b8a32a64d7e409a92d4d4ceb7d8219c [2023-12-03 04:51:30,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:51:30,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:51:30,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:51:30,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:51:30,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:51:30,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:30,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45556a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30, skipping insertion in model container [2023-12-03 04:51:30,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:30,743 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:51:30,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:51:30,939 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:51:30,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:51:30,975 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:51:30,975 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:51:30,983 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:51:30,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30 WrapperNode [2023-12-03 04:51:30,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:51:30,985 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:51:30,985 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:51:30,985 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:51:30,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,002 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,036 INFO L138 Inliner]: procedures = 22, calls = 36, calls flagged for inlining = 16, calls inlined = 30, statements flattened = 265 [2023-12-03 04:51:31,037 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:51:31,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:51:31,038 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:51:31,038 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:51:31,048 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,068 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,073 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:51:31,079 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:51:31,079 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:51:31,079 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:51:31,080 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:30" (1/1) ... [2023-12-03 04:51:31,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:51:31,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:51:31,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:51:31,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:51:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:51:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:51:31,147 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:51:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:51:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:51:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:51:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:51:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:51:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:51:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:51:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:51:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:51:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:51:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:51:31,151 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 04:51:31,287 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:51:31,289 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:51:31,688 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:51:32,065 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:51:32,065 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:51:32,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:51:32 BoogieIcfgContainer [2023-12-03 04:51:32,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:51:32,068 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:51:32,068 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:51:32,078 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:51:32,078 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:51:32" (1/1) ... [2023-12-03 04:51:32,079 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 04:51:32,083 INFO L158 Benchmark]: Toolchain (without parser) took 1372.56ms. Allocated memory is still 169.9MB. Free memory was 140.8MB in the beginning and 118.4MB in the end (delta: 22.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-12-03 04:51:32,084 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 119.5MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:51:32,085 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.76ms. Allocated memory is still 169.9MB. Free memory was 140.8MB in the beginning and 129.1MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:51:32,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.17ms. Allocated memory is still 169.9MB. Free memory was 129.1MB in the beginning and 126.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:51:32,086 INFO L158 Benchmark]: Boogie Preprocessor took 40.45ms. Allocated memory is still 169.9MB. Free memory was 126.3MB in the beginning and 124.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:51:32,087 INFO L158 Benchmark]: RCFGBuilder took 988.64ms. Allocated memory is still 169.9MB. Free memory was 124.9MB in the beginning and 119.4MB in the end (delta: 5.5MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2023-12-03 04:51:32,087 INFO L158 Benchmark]: CodeCheck took 13.46ms. Allocated memory is still 169.9MB. Free memory was 119.4MB in the beginning and 118.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:51:32,090 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 119.5MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.76ms. Allocated memory is still 169.9MB. Free memory was 140.8MB in the beginning and 129.1MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.17ms. Allocated memory is still 169.9MB. Free memory was 129.1MB in the beginning and 126.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.45ms. Allocated memory is still 169.9MB. Free memory was 126.3MB in the beginning and 124.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 988.64ms. Allocated memory is still 169.9MB. Free memory was 124.9MB in the beginning and 119.4MB in the end (delta: 5.5MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * CodeCheck took 13.46ms. Allocated memory is still 169.9MB. Free memory was 119.4MB in the beginning and 118.4MB 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. [2023-12-03 04:51:32,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/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_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/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_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/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_3ce8d84d-272a-4178-ba06-e3b5a12683cf/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 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:51:34,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:51:34,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 04:51:34,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:51:34,186 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:51:34,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:51:34,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:51:34,188 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:51:34,189 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:51:34,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:51:34,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:51:34,190 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:51:34,191 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:51:34,191 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:51:34,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:51:34,193 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:51:34,193 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:51:34,194 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:51:34,194 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:51:34,194 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:51:34,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:51:34,195 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:51:34,196 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:51:34,196 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:51:34,197 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:51:34,197 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:51:34,197 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:51:34,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:51:34,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:51:34,199 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:51:34,199 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:51:34,199 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:51:34,200 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:51:34,200 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:51:34,200 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_3ce8d84d-272a-4178-ba06-e3b5a12683cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c [2023-12-03 04:51:34,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:51:34,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:51:34,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:51:34,530 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:51:34,530 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:51:34,532 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2023-12-03 04:51:37,296 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:51:39,581 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:51:39,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2023-12-03 04:51:39,590 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/data/78b1dffbb/8681668e840f4b6d80f0890e15e85871/FLAG7ebeecd92 [2023-12-03 04:51:39,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/data/78b1dffbb/8681668e840f4b6d80f0890e15e85871 [2023-12-03 04:51:39,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:51:39,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:51:39,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:51:39,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:51:39,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:51:39,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d740944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39, skipping insertion in model container [2023-12-03 04:51:39,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,638 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:51:39,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:51:39,806 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:51:39,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:51:39,841 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:51:39,842 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:51:39,848 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:51:39,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39 WrapperNode [2023-12-03 04:51:39,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:51:39,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:51:39,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:51:39,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:51:39,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,867 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,902 INFO L138 Inliner]: procedures = 24, calls = 36, calls flagged for inlining = 16, calls inlined = 30, statements flattened = 247 [2023-12-03 04:51:39,902 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:51:39,903 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:51:39,903 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:51:39,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:51:39,912 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,935 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,938 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,946 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:51:39,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:51:39,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:51:39,948 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:51:39,948 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:51:39" (1/1) ... [2023-12-03 04:51:39,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:51:39,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:51:39,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:51:39,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:51:40,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:51:40,023 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:51:40,023 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:51:40,024 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:51:40,024 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:51:40,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:51:40,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:51:40,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:51:40,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:51:40,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:51:40,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:51:40,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:51:40,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:51:40,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:51:40,027 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 04:51:40,138 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:51:40,141 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:51:40,642 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:51:41,052 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:51:41,053 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:51:41,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:51:41 BoogieIcfgContainer [2023-12-03 04:51:41,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:51:41,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:51:41,055 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:51:41,063 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:51:41,063 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:51:41" (1/1) ... [2023-12-03 04:51:41,064 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 04:51:41,067 INFO L158 Benchmark]: Toolchain (without parser) took 1457.04ms. Allocated memory is still 115.3MB. Free memory was 91.8MB in the beginning and 45.9MB in the end (delta: 45.9MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2023-12-03 04:51:41,067 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:51:41,068 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.63ms. Allocated memory is still 115.3MB. Free memory was 91.6MB in the beginning and 79.6MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:51:41,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.80ms. Allocated memory is still 115.3MB. Free memory was 79.6MB in the beginning and 77.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:51:41,069 INFO L158 Benchmark]: Boogie Preprocessor took 43.23ms. Allocated memory is still 115.3MB. Free memory was 77.0MB in the beginning and 74.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:51:41,070 INFO L158 Benchmark]: RCFGBuilder took 1107.20ms. Allocated memory is still 115.3MB. Free memory was 74.6MB in the beginning and 47.2MB in the end (delta: 27.4MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2023-12-03 04:51:41,070 INFO L158 Benchmark]: CodeCheck took 10.50ms. Allocated memory is still 115.3MB. Free memory was 46.5MB in the beginning and 45.9MB in the end (delta: 555.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:51:41,074 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.63ms. Allocated memory is still 115.3MB. Free memory was 91.6MB in the beginning and 79.6MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.80ms. Allocated memory is still 115.3MB. Free memory was 79.6MB in the beginning and 77.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.23ms. Allocated memory is still 115.3MB. Free memory was 77.0MB in the beginning and 74.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1107.20ms. Allocated memory is still 115.3MB. Free memory was 74.6MB in the beginning and 47.2MB in the end (delta: 27.4MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * CodeCheck took 10.50ms. Allocated memory is still 115.3MB. Free memory was 46.5MB in the beginning and 45.9MB in the end (delta: 555.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:51:41,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ce8d84d-272a-4178-ba06-e3b5a12683cf/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