./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.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_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/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_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/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_04cfe0e0-07f1-4563-a6c1-523933819d99/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 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:56:38,408 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:56:38,477 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 04:56:38,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:56:38,481 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:56:38,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:56:38,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:56:38,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:56:38,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:56:38,506 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:56:38,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:56:38,507 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:56:38,507 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:56:38,508 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:56:38,508 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:56:38,508 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:56:38,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:56:38,509 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:56:38,510 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:56:38,510 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:56:38,511 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:56:38,512 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:56:38,512 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:56:38,513 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:56:38,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:56:38,514 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:56:38,514 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:56:38,514 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:56:38,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:56:38,515 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_04cfe0e0-07f1-4563-a6c1-523933819d99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 [2023-12-03 04:56:38,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:56:38,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:56:38,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:56:38,767 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:56:38,768 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:56:38,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-12-03 04:56:41,675 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:56:41,869 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:56:41,870 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-12-03 04:56:41,882 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/data/3e9a1e028/c9ae40ef14b34164a51bd1524ac563b7/FLAGc57625ed8 [2023-12-03 04:56:41,901 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/data/3e9a1e028/c9ae40ef14b34164a51bd1524ac563b7 [2023-12-03 04:56:41,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:56:41,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:56:41,908 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:56:41,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:56:41,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:56:41,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:56:41" (1/1) ... [2023-12-03 04:56:41,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2103401a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:41, skipping insertion in model container [2023-12-03 04:56:41,916 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:56:41" (1/1) ... [2023-12-03 04:56:41,945 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:56:42,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:56:42,150 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:56:42,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:56:42,192 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:56:42,192 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:56:42,202 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:56:42,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42 WrapperNode [2023-12-03 04:56:42,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:56:42,204 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:56:42,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:56:42,205 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:56:42,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,253 INFO L138 Inliner]: procedures = 22, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 140 [2023-12-03 04:56:42,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:56:42,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:56:42,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:56:42,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:56:42,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,271 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,289 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,293 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:56:42,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:56:42,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:56:42,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:56:42,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:42,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:56:42,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:56:42,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:56:42,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:56:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:56:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:56:42,374 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:56:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:56:42,374 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:56:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 04:56:42,375 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 04:56:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 04:56:42,375 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 04:56:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:56:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:56:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:56:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:56:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:56:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:56:42,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:56:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:56:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:56:42,379 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 04:56:42,514 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:56:42,517 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:56:42,910 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:56:42,989 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:56:42,989 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 04:56:42,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:56:42 BoogieIcfgContainer [2023-12-03 04:56:42,992 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:56:42,993 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:56:42,993 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:56:43,003 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:56:43,004 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:56:42" (1/1) ... [2023-12-03 04:56:43,005 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 04:56:43,010 INFO L158 Benchmark]: Toolchain (without parser) took 1102.69ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 109.7MB in the beginning and 158.2MB in the end (delta: -48.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:56:43,010 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 155.2MB. Free memory was 124.7MB in the beginning and 124.7MB in the end (delta: 29.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:56:43,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.77ms. Allocated memory is still 155.2MB. Free memory was 109.3MB in the beginning and 97.9MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 04:56:43,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.71ms. Allocated memory is still 155.2MB. Free memory was 97.9MB in the beginning and 95.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:56:43,013 INFO L158 Benchmark]: Boogie Preprocessor took 39.09ms. Allocated memory is still 155.2MB. Free memory was 95.8MB in the beginning and 94.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:56:43,014 INFO L158 Benchmark]: RCFGBuilder took 697.09ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 94.2MB in the beginning and 159.2MB in the end (delta: -65.0MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-12-03 04:56:43,015 INFO L158 Benchmark]: CodeCheck took 14.87ms. Allocated memory is still 201.3MB. Free memory was 159.2MB in the beginning and 158.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:56:43,019 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 155.2MB. Free memory was 124.7MB in the beginning and 124.7MB in the end (delta: 29.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.77ms. Allocated memory is still 155.2MB. Free memory was 109.3MB in the beginning and 97.9MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.71ms. Allocated memory is still 155.2MB. Free memory was 97.9MB in the beginning and 95.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.09ms. Allocated memory is still 155.2MB. Free memory was 95.8MB in the beginning and 94.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 697.09ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 94.2MB in the beginning and 159.2MB in the end (delta: -65.0MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * CodeCheck took 14.87ms. Allocated memory is still 201.3MB. Free memory was 159.2MB in the beginning and 158.2MB 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 04:56:43,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/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_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/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_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/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_04cfe0e0-07f1-4563-a6c1-523933819d99/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 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:56:45,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:56:45,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 04:56:45,291 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:56:45,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:56:45,292 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:56:45,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:56:45,294 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:56:45,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:56:45,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:56:45,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:56:45,296 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:56:45,296 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:56:45,297 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:56:45,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:56:45,298 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:56:45,298 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:56:45,299 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:56:45,299 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:56:45,300 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:56:45,300 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:56:45,301 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:56:45,302 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:56:45,302 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:56:45,302 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:56:45,303 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:56:45,303 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:56:45,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:56:45,304 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:56:45,305 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:56:45,305 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:56:45,305 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:56:45,306 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:56:45,306 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:56:45,306 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_04cfe0e0-07f1-4563-a6c1-523933819d99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 [2023-12-03 04:56:45,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:56:45,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:56:45,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:56:45,605 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:56:45,606 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:56:45,607 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-12-03 04:56:48,415 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:56:48,628 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:56:48,629 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-12-03 04:56:48,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/data/809ee2bf0/d6d193758583450ab18b758ac16e76e2/FLAGa4fd0ea12 [2023-12-03 04:56:48,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/data/809ee2bf0/d6d193758583450ab18b758ac16e76e2 [2023-12-03 04:56:48,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:56:48,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:56:48,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:56:48,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:56:48,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:56:48,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:48,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc234c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48, skipping insertion in model container [2023-12-03 04:56:48,670 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:48,697 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:56:48,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:56:48,907 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:56:48,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:56:48,947 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:56:48,947 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:56:48,956 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:56:48,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48 WrapperNode [2023-12-03 04:56:48,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:56:48,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:56:48,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:56:48,958 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:56:48,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:48,980 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:49,011 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 136 [2023-12-03 04:56:49,012 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:56:49,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:56:49,013 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:56:49,013 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:56:49,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:49,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:49,030 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:49,031 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:49,041 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:49,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:49,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:49,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:49,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:56:49,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:56:49,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:56:49,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:56:49,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:56:48" (1/1) ... [2023-12-03 04:56:49,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:56:49,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:56:49,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:56:49,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:56:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:56:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:56:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:56:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:56:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:56:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 04:56:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 04:56:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:56:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 04:56:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 04:56:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:56:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:56:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:56:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:56:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:56:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:56:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:56:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:56:49,140 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 04:56:49,274 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:56:49,277 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:56:49,761 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:56:49,846 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:56:49,846 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 04:56:49,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:56:49 BoogieIcfgContainer [2023-12-03 04:56:49,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:56:49,849 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:56:49,849 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:56:49,859 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:56:49,859 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:56:49" (1/1) ... [2023-12-03 04:56:49,860 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 04:56:49,864 INFO L158 Benchmark]: Toolchain (without parser) took 1203.69ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 55.3MB in the end (delta: 13.4MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2023-12-03 04:56:49,865 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:56:49,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.49ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 56.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:56:49,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.76ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 54.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:56:49,867 INFO L158 Benchmark]: Boogie Preprocessor took 43.54ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 52.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:56:49,867 INFO L158 Benchmark]: RCFGBuilder took 790.98ms. Allocated memory is still 92.3MB. Free memory was 52.7MB in the beginning and 56.5MB in the end (delta: -3.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-12-03 04:56:49,868 INFO L158 Benchmark]: CodeCheck took 13.89ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:56:49,871 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 0.30ms. Allocated memory is still 69.2MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.49ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 56.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.76ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 54.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.54ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 52.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 790.98ms. Allocated memory is still 92.3MB. Free memory was 52.7MB in the beginning and 56.5MB in the end (delta: -3.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * CodeCheck took 13.89ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:56:49,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cfe0e0-07f1-4563-a6c1-523933819d99/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