./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV --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 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:31,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:31,959 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:55:31,964 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:31,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:31,990 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:31,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:31,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:31,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:31,993 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:31,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:31,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:31,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:31,995 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:55:31,996 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:55:31,996 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:55:31,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:31,998 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:31,998 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:31,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:31,999 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:32,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:32,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:32,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:32,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:32,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:32,003 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:32,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:32,004 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_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 [2023-11-11 23:55:32,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:32,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:32,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:32,313 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:32,314 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:32,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c [2023-11-11 23:55:35,410 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:35,705 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:35,706 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c [2023-11-11 23:55:35,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/data/bb21be39f/484689a299b240248ef3e63d886a6408/FLAGd0b1d4053 [2023-11-11 23:55:35,731 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/data/bb21be39f/484689a299b240248ef3e63d886a6408 [2023-11-11 23:55:35,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:35,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:35,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:35,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:35,742 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:35,743 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50435739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:35, skipping insertion in model container [2023-11-11 23:55:35,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:35" (1/1) ... [2023-11-11 23:55:35,771 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:35,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:35,986 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:36,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:36,019 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:36,019 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:36,027 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:36,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36 WrapperNode [2023-11-11 23:55:36,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:36,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:36,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:36,030 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:36,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,110 INFO L138 Inliner]: procedures = 24, calls = 34, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 137 [2023-11-11 23:55:36,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:36,111 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:36,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:36,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:36,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,145 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:36,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:36,182 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:36,182 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:36,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:36,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:36,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:36,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:36,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:36,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:36,292 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:55:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:55:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:55:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:55:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:36,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:55:36,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:55:36,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:55:36,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:55:36,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:36,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:36,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:55:36,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:36,297 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:55:36,421 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:36,424 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:36,864 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:36,980 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:36,980 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:55:36,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:36 BoogieIcfgContainer [2023-11-11 23:55:36,983 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:36,984 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:36,984 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:36,997 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:37,000 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:36" (1/1) ... [2023-11-11 23:55:37,001 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) [2023-11-11 23:55:37,006 INFO L158 Benchmark]: Toolchain (without parser) took 1269.57ms. Allocated memory is still 157.3MB. Free memory was 125.4MB in the beginning and 82.9MB in the end (delta: 42.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-11 23:55:37,006 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:37,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.30ms. Allocated memory is still 157.3MB. Free memory was 124.9MB in the beginning and 113.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:55:37,008 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.38ms. Allocated memory is still 157.3MB. Free memory was 113.2MB in the beginning and 111.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:37,009 INFO L158 Benchmark]: Boogie Preprocessor took 69.01ms. Allocated memory is still 157.3MB. Free memory was 111.4MB in the beginning and 109.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:37,010 INFO L158 Benchmark]: RCFGBuilder took 801.94ms. Allocated memory is still 157.3MB. Free memory was 109.9MB in the beginning and 84.2MB in the end (delta: 25.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-11 23:55:37,011 INFO L158 Benchmark]: CodeCheck took 19.60ms. Allocated memory is still 157.3MB. Free memory was 84.2MB in the beginning and 82.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:37,015 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.30ms. Allocated memory is still 157.3MB. Free memory was 124.9MB in the beginning and 113.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.38ms. Allocated memory is still 157.3MB. Free memory was 113.2MB in the beginning and 111.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.01ms. Allocated memory is still 157.3MB. Free memory was 111.4MB in the beginning and 109.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 801.94ms. Allocated memory is still 157.3MB. Free memory was 109.9MB in the beginning and 84.2MB in the end (delta: 25.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 19.60ms. Allocated memory is still 157.3MB. Free memory was 84.2MB in the beginning and 82.9MB 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. [2023-11-11 23:55:37,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/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_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV --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 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:40,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:40,149 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:55:40,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:40,209 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:40,210 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:40,211 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:40,212 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:40,213 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:40,218 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:40,219 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:40,220 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:55:40,220 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:55:40,222 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:55:40,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:40,224 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:55:40,224 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:55:40,225 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:55:40,225 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:40,227 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:40,227 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:40,228 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:40,228 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:40,229 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:55:40,229 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:40,230 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:40,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:40,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:40,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:40,233 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:40,234 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:55:40,234 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:40,235 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:55:40,235 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:40,236 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_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 [2023-11-11 23:55:40,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:40,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:40,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:40,702 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:40,705 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:40,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c [2023-11-11 23:55:44,106 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:44,370 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:44,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c [2023-11-11 23:55:44,382 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/data/d7f68a4fd/7611493e0a644e18b0e94de060514d25/FLAGb367fb799 [2023-11-11 23:55:44,401 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/data/d7f68a4fd/7611493e0a644e18b0e94de060514d25 [2023-11-11 23:55:44,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:44,409 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:44,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:44,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:44,417 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:44,419 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d3f3109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44, skipping insertion in model container [2023-11-11 23:55:44,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,451 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:44,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:44,726 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:55:44,740 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:44,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:44,778 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:44,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:44,841 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:44,841 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:44,849 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:44,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44 WrapperNode [2023-11-11 23:55:44,850 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:44,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:44,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:44,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:44,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,926 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 134 [2023-11-11 23:55:44,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:44,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:44,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:44,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:44,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,956 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,958 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:44,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:44,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:44,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:44,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:44" (1/1) ... [2023-11-11 23:55:44,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:45,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:45,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:45,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:45,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:45,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:55:45,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:55:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:55:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:55:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:55:45,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:55:45,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:55:45,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:55:45,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:55:45,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:45,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:45,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:45,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:55:45,095 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:55:45,231 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:45,233 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:45,677 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:45,791 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:45,791 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:55:45,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:45 BoogieIcfgContainer [2023-11-11 23:55:45,794 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:45,795 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:45,795 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:45,805 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:45,805 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:45" (1/1) ... [2023-11-11 23:55:45,806 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) [2023-11-11 23:55:45,810 INFO L158 Benchmark]: Toolchain (without parser) took 1400.43ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 33.5MB in the end (delta: 30.6MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2023-11-11 23:55:45,811 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 65.0MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:45,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.54ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 50.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:55:45,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.46ms. Allocated memory is still 88.1MB. Free memory was 50.6MB in the beginning and 48.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:45,813 INFO L158 Benchmark]: Boogie Preprocessor took 36.37ms. Allocated memory is still 88.1MB. Free memory was 48.8MB in the beginning and 47.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:45,814 INFO L158 Benchmark]: RCFGBuilder took 828.96ms. Allocated memory is still 88.1MB. Free memory was 47.0MB in the beginning and 34.4MB in the end (delta: 12.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:45,814 INFO L158 Benchmark]: CodeCheck took 13.68ms. Allocated memory is still 88.1MB. Free memory was 34.4MB in the beginning and 33.5MB in the end (delta: 890.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:45,818 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 0.60ms. Allocated memory is still 65.0MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.54ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 50.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.46ms. Allocated memory is still 88.1MB. Free memory was 50.6MB in the beginning and 48.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.37ms. Allocated memory is still 88.1MB. Free memory was 48.8MB in the beginning and 47.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 828.96ms. Allocated memory is still 88.1MB. Free memory was 47.0MB in the beginning and 34.4MB in the end (delta: 12.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * CodeCheck took 13.68ms. Allocated memory is still 88.1MB. Free memory was 34.4MB in the beginning and 33.5MB in the end (delta: 890.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:55:45,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55caa58b-7e82-44bf-a5a7-37971a9cc191/bin/ukojak-verify-0OAaufAVZV/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