./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-3.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_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/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_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/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_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/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 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:44:14,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:44:14,904 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:44:14,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:44:14,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:44:14,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:44:14,971 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:44:14,972 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:44:14,973 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:44:14,974 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:44:14,974 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:44:14,975 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:44:14,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:44:14,976 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:44:14,977 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:44:14,978 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:44:14,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:44:14,979 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:44:14,980 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:44:14,980 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:44:14,981 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:44:14,982 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:44:14,982 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:44:14,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:44:14,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:14,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:44:14,984 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:44:14,985 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:44:14,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:44:14,986 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_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a [2023-11-19 03:44:15,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:44:15,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:44:15,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:44:15,354 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:44:15,355 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:44:15,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-19 03:44:18,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:44:19,110 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:44:19,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-19 03:44:19,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/data/e5a10b68d/b18157129e5c4a4d95165ff316156ff8/FLAGe33d2c99f [2023-11-19 03:44:19,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/data/e5a10b68d/b18157129e5c4a4d95165ff316156ff8 [2023-11-19 03:44:19,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:44:19,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:44:19,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:19,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:44:19,173 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:44:19,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e6f16d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19, skipping insertion in model container [2023-11-19 03:44:19,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,209 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:44:19,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:19,421 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:44:19,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:19,458 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:44:19,459 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:44:19,468 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:44:19,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19 WrapperNode [2023-11-19 03:44:19,469 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:19,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:19,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:44:19,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:44:19,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,489 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,513 INFO L138 Inliner]: procedures = 21, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-11-19 03:44:19,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:19,514 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:44:19,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:44:19,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:44:19,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,536 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,541 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,545 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:44:19,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:44:19,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:44:19,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:44:19,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:19,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:44:19,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:44:19,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:44:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:44:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:44:19,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:44:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:44:19,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:44:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:44:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:44:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:44:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:44:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:44:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:44:19,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:44:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:44:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:44:19,649 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 03:44:19,753 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:44:19,755 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:44:20,022 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:44:20,057 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:44:20,057 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:44:20,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:20 BoogieIcfgContainer [2023-11-19 03:44:20,061 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:44:20,062 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:44:20,063 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:44:20,073 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:44:20,073 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:20" (1/1) ... [2023-11-19 03:44:20,074 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 03:44:20,080 INFO L158 Benchmark]: Toolchain (without parser) took 915.38ms. Allocated memory is still 146.8MB. Free memory was 116.2MB in the beginning and 85.4MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 03:44:20,081 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 115.3MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:44:20,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.30ms. Allocated memory is still 146.8MB. Free memory was 115.8MB in the beginning and 104.7MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:44:20,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.83ms. Allocated memory is still 146.8MB. Free memory was 104.7MB in the beginning and 103.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:44:20,083 INFO L158 Benchmark]: Boogie Preprocessor took 33.80ms. Allocated memory is still 146.8MB. Free memory was 103.2MB in the beginning and 101.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:44:20,084 INFO L158 Benchmark]: RCFGBuilder took 512.55ms. Allocated memory is still 146.8MB. Free memory was 101.7MB in the beginning and 86.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:44:20,084 INFO L158 Benchmark]: CodeCheck took 16.04ms. Allocated memory is still 146.8MB. Free memory was 85.9MB in the beginning and 85.4MB in the end (delta: 530.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:44:20,088 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 0.45ms. Allocated memory is still 115.3MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.30ms. Allocated memory is still 146.8MB. Free memory was 115.8MB in the beginning and 104.7MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.83ms. Allocated memory is still 146.8MB. Free memory was 104.7MB in the beginning and 103.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.80ms. Allocated memory is still 146.8MB. Free memory was 103.2MB in the beginning and 101.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 512.55ms. Allocated memory is still 146.8MB. Free memory was 101.7MB in the beginning and 86.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 16.04ms. Allocated memory is still 146.8MB. Free memory was 85.9MB in the beginning and 85.4MB in the end (delta: 530.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:44:20,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/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 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_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/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_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/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_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/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 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:44:22,947 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:44:23,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:44:23,138 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:44:23,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:44:23,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:44:23,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:44:23,141 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:44:23,142 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:44:23,147 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:44:23,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:44:23,148 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:44:23,148 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:44:23,150 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:44:23,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:44:23,151 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:44:23,152 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:44:23,152 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:44:23,153 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:44:23,154 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:44:23,154 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:44:23,155 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:44:23,155 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:44:23,156 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:44:23,156 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:44:23,156 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:44:23,157 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:44:23,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:23,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:44:23,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:44:23,160 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:44:23,160 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:44:23,161 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:44:23,161 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:44:23,161 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_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a [2023-11-19 03:44:23,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:44:23,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:44:23,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:44:23,636 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:44:23,637 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:44:23,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-19 03:44:26,826 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:44:27,108 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:44:27,109 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-19 03:44:27,120 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/data/d0568ca02/cf4082c9defd433599d400af07bd2327/FLAG259d47cdc [2023-11-19 03:44:27,142 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/data/d0568ca02/cf4082c9defd433599d400af07bd2327 [2023-11-19 03:44:27,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:44:27,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:44:27,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:27,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:44:27,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:44:27,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55871815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27, skipping insertion in model container [2023-11-19 03:44:27,157 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,184 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:44:27,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:27,469 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:44:27,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:27,540 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:44:27,542 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:44:27,552 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:44:27,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27 WrapperNode [2023-11-19 03:44:27,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:27,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:27,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:44:27,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:44:27,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,628 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-11-19 03:44:27,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:27,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:44:27,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:44:27,631 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:44:27,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,696 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,708 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:44:27,713 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:44:27,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:44:27,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:44:27,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:27" (1/1) ... [2023-11-19 03:44:27,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:27,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:44:27,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:44:27,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:44:27,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:44:27,828 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:44:27,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:44:27,829 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:44:27,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:44:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:44:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:44:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:44:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:44:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:44:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:44:27,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:44:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:44:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:44:27,833 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 03:44:28,005 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:44:28,007 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:44:28,380 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:44:28,427 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:44:28,428 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:44:28,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:28 BoogieIcfgContainer [2023-11-19 03:44:28,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:44:28,434 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:44:28,435 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:44:28,448 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:44:28,448 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:28" (1/1) ... [2023-11-19 03:44:28,449 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 03:44:28,456 INFO L158 Benchmark]: Toolchain (without parser) took 1306.50ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 40.8MB in the end (delta: 13.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-19 03:44:28,457 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 36.7MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:44:28,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.92ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 42.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:44:28,459 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.51ms. Allocated memory is still 77.6MB. Free memory was 42.2MB in the beginning and 40.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:44:28,461 INFO L158 Benchmark]: Boogie Preprocessor took 81.90ms. Allocated memory is still 77.6MB. Free memory was 40.7MB in the beginning and 39.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:44:28,462 INFO L158 Benchmark]: RCFGBuilder took 719.98ms. Allocated memory is still 77.6MB. Free memory was 39.0MB in the beginning and 41.6MB in the end (delta: -2.6MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-19 03:44:28,463 INFO L158 Benchmark]: CodeCheck took 19.79ms. Allocated memory is still 77.6MB. Free memory was 41.6MB in the beginning and 40.8MB in the end (delta: 830.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:44:28,474 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 0.70ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 36.7MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.92ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 42.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.51ms. Allocated memory is still 77.6MB. Free memory was 42.2MB in the beginning and 40.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 81.90ms. Allocated memory is still 77.6MB. Free memory was 40.7MB in the beginning and 39.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 719.98ms. Allocated memory is still 77.6MB. Free memory was 39.0MB in the beginning and 41.6MB in the end (delta: -2.6MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * CodeCheck took 19.79ms. Allocated memory is still 77.6MB. Free memory was 41.6MB in the beginning and 40.8MB in the end (delta: 830.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:44:28,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09dec3f3-d046-45f8-b2c2-66cd339d0f1a/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