./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL --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 a42fdc99fbc54512a7829bd297e0f02fe251a511098f304812399f6e9de1d8b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:10:57,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:10:57,291 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:10:57,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:10:57,301 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:10:57,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:10:57,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:10:57,350 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:10:57,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:10:57,357 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:10:57,359 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:10:57,359 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:10:57,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:10:57,362 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:10:57,363 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:10:57,363 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:10:57,363 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:10:57,364 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:10:57,365 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:10:57,365 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:10:57,366 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:10:57,366 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:10:57,367 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:10:57,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:10:57,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:10:57,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:10:57,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:10:57,370 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:10:57,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:10:57,371 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_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a42fdc99fbc54512a7829bd297e0f02fe251a511098f304812399f6e9de1d8b6 [2023-11-19 03:10:57,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:10:57,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:10:57,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:10:57,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:10:57,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:10:57,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2023-11-19 03:11:01,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:01,431 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:01,432 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2023-11-19 03:11:01,447 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/data/4a5233d25/7c95a5b637044b379ee7a1c63e598084/FLAG026e3e27b [2023-11-19 03:11:01,468 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/data/4a5233d25/7c95a5b637044b379ee7a1c63e598084 [2023-11-19 03:11:01,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:01,477 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:01,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:01,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:01,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:01,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:01,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e43d89c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01, skipping insertion in model container [2023-11-19 03:11:01,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:01,566 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:01,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:01,820 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:01,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:01,888 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:01,888 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:01,898 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:01,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01 WrapperNode [2023-11-19 03:11:01,898 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:01,900 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:01,900 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:01,900 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:01,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:01,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:01,987 INFO L138 Inliner]: procedures = 23, calls = 177, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 410 [2023-11-19 03:11:01,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:01,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:01,989 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:01,989 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:02,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:02,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:02,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:02,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:02,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:02,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:02,058 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:02,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:02,073 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:02,074 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:02,074 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:02,074 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:02,075 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:01" (1/1) ... [2023-11-19 03:11:02,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:02,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:02,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:02,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:11:02,150 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:11:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:11:02,151 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:11:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:11:02,151 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:11:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:11:02,152 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:11:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:11:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:11:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:11:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:02,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:11:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:02,155 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:11:02,354 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:02,357 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:02,985 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:03,200 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:03,200 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:11:03,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:03 BoogieIcfgContainer [2023-11-19 03:11:03,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:03,207 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:03,207 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:03,218 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:03,218 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:03" (1/1) ... [2023-11-19 03:11:03,219 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) [2023-11-19 03:11:03,224 INFO L158 Benchmark]: Toolchain (without parser) took 1746.35ms. Allocated memory is still 180.4MB. Free memory was 149.2MB in the beginning and 101.7MB in the end (delta: 47.5MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2023-11-19 03:11:03,224 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:03,225 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.14ms. Allocated memory is still 180.4MB. Free memory was 149.0MB in the beginning and 139.1MB in the end (delta: 9.9MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2023-11-19 03:11:03,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.98ms. Allocated memory is still 180.4MB. Free memory was 139.1MB in the beginning and 136.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:03,227 INFO L158 Benchmark]: Boogie Preprocessor took 84.57ms. Allocated memory is still 180.4MB. Free memory was 136.1MB in the beginning and 134.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:03,227 INFO L158 Benchmark]: RCFGBuilder took 1132.30ms. Allocated memory is still 180.4MB. Free memory was 133.7MB in the beginning and 102.9MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 03:11:03,228 INFO L158 Benchmark]: CodeCheck took 15.10ms. Allocated memory is still 180.4MB. Free memory was 102.0MB in the beginning and 101.7MB in the end (delta: 303.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:03,231 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 0.36ms. Allocated memory is still 130.0MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.14ms. Allocated memory is still 180.4MB. Free memory was 149.0MB in the beginning and 139.1MB in the end (delta: 9.9MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.98ms. Allocated memory is still 180.4MB. Free memory was 139.1MB in the beginning and 136.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.57ms. Allocated memory is still 180.4MB. Free memory was 136.1MB in the beginning and 134.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1132.30ms. Allocated memory is still 180.4MB. Free memory was 133.7MB in the beginning and 102.9MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 15.10ms. Allocated memory is still 180.4MB. Free memory was 102.0MB in the beginning and 101.7MB in the end (delta: 303.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:11:03,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL --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 a42fdc99fbc54512a7829bd297e0f02fe251a511098f304812399f6e9de1d8b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:06,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:06,301 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:11:06,336 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:06,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:06,338 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:06,339 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:06,339 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:06,340 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:06,341 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:06,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:06,342 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:11:06,343 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:11:06,343 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:11:06,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:06,345 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:11:06,345 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:11:06,346 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:11:06,347 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:11:06,347 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:06,348 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:06,349 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:06,349 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:06,350 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:06,350 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:06,351 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:06,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:06,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:06,353 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:06,353 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:06,354 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:11:06,354 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:06,355 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:11:06,355 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:06,356 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_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a42fdc99fbc54512a7829bd297e0f02fe251a511098f304812399f6e9de1d8b6 [2023-11-19 03:11:06,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:06,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:06,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:06,837 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:06,838 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:06,839 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2023-11-19 03:11:10,340 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:10,614 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:10,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2023-11-19 03:11:10,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/data/bf2c42833/6440db0c2ecd4583b6b8dcf3333209b3/FLAGb85444444 [2023-11-19 03:11:10,640 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/data/bf2c42833/6440db0c2ecd4583b6b8dcf3333209b3 [2023-11-19 03:11:10,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:10,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:10,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:10,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:10,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:10,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:10" (1/1) ... [2023-11-19 03:11:10,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5486ba17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:10, skipping insertion in model container [2023-11-19 03:11:10,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:10" (1/1) ... [2023-11-19 03:11:10,687 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:10,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:10,982 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:11,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:11,066 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:11,066 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:11,074 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:11,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11 WrapperNode [2023-11-19 03:11:11,075 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:11,076 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:11,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:11,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:11,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,140 INFO L138 Inliner]: procedures = 25, calls = 177, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 401 [2023-11-19 03:11:11,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:11,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:11,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:11,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:11,156 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,163 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,206 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:11,211 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:11,211 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:11,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:11,212 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:11" (1/1) ... [2023-11-19 03:11:11,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:11,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:11,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:11,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:11,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:11,311 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:11:11,311 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:11:11,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:11:11,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:11:11,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:11:11,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:11:11,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:11:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:11:11,314 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:11:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:11:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:11:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:11:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:11,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:11:11,317 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:11:11,465 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:11,468 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:12,096 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:12,357 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:12,357 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:11:12,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:12 BoogieIcfgContainer [2023-11-19 03:11:12,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:12,362 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:12,362 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:12,373 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:12,373 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:12" (1/1) ... [2023-11-19 03:11:12,374 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) [2023-11-19 03:11:12,379 INFO L158 Benchmark]: Toolchain (without parser) took 1733.86ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 47.1MB in the beginning and 72.4MB in the end (delta: -25.4MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:12,380 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 75.5MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:12,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.77ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 46.9MB in the beginning and 78.7MB in the end (delta: -31.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-19 03:11:12,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.27ms. Allocated memory is still 102.8MB. Free memory was 78.7MB in the beginning and 76.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:12,382 INFO L158 Benchmark]: Boogie Preprocessor took 65.35ms. Allocated memory is still 102.8MB. Free memory was 76.0MB in the beginning and 73.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:12,383 INFO L158 Benchmark]: RCFGBuilder took 1150.24ms. Allocated memory is still 102.8MB. Free memory was 73.5MB in the beginning and 73.6MB in the end (delta: -78.2kB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2023-11-19 03:11:12,384 INFO L158 Benchmark]: CodeCheck took 14.99ms. Allocated memory is still 102.8MB. Free memory was 73.6MB in the beginning and 72.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:12,393 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 0.69ms. Allocated memory is still 75.5MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.77ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 46.9MB in the beginning and 78.7MB in the end (delta: -31.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.27ms. Allocated memory is still 102.8MB. Free memory was 78.7MB in the beginning and 76.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.35ms. Allocated memory is still 102.8MB. Free memory was 76.0MB in the beginning and 73.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1150.24ms. Allocated memory is still 102.8MB. Free memory was 73.5MB in the beginning and 73.6MB in the end (delta: -78.2kB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * CodeCheck took 14.99ms. Allocated memory is still 102.8MB. Free memory was 73.6MB in the beginning and 72.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:11:12,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c24ea2-4b6d-417b-813c-8cdc48d0c204/bin/ukojak-verify-G8NBE6pJGL/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