./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-send-receive.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-send-receive.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi --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 4eda2bf92bccdcc8638b67653fb7fdefc015ff9c815b317ad1009deb61d04585 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:56,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:56,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:02:56,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:56,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:56,609 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:56,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:56,613 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:56,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:56,620 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:56,620 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:56,621 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:56,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:56,623 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:02:56,624 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:02:56,625 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:02:56,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:56,626 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:02:56,626 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:56,627 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:56,627 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:56,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:56,629 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:56,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:56,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:56,631 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:56,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:56,633 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:56,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:56,634 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_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4eda2bf92bccdcc8638b67653fb7fdefc015ff9c815b317ad1009deb61d04585 [2023-11-24 23:02:56,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:56,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:56,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:56,959 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:56,960 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:56,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-send-receive.wvr.c [2023-11-24 23:03:00,537 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:00,852 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:00,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/sv-benchmarks/c/weaver/popl20-send-receive.wvr.c [2023-11-24 23:03:00,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/data/4a7aa7622/ac6bbb1d62774f3ebd843706e587b59f/FLAGc7d099684 [2023-11-24 23:03:00,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/data/4a7aa7622/ac6bbb1d62774f3ebd843706e587b59f [2023-11-24 23:03:00,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:00,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:00,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:00,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:00,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:00,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:00" (1/1) ... [2023-11-24 23:03:00,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@646c86f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:00, skipping insertion in model container [2023-11-24 23:03:00,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:00" (1/1) ... [2023-11-24 23:03:00,974 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:01,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:01,336 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:01,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:01,414 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:01,415 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:01,426 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:01,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01 WrapperNode [2023-11-24 23:03:01,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:01,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:01,429 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:01,430 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:01,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,453 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,491 INFO L138 Inliner]: procedures = 25, calls = 53, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 168 [2023-11-24 23:03:01,491 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:01,492 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:01,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:01,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:01,505 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,511 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,511 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,527 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,531 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,533 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,537 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:01,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:01,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:01,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:01,540 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:01" (1/1) ... [2023-11-24 23:03:01,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:01,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:01,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:01,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:03:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:03:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:03:01,639 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:03:01,639 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:03:01,639 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:03:01,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:03:01,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:03:01,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:03:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:03:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:03:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:03:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:01,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:01,644 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:03:01,791 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:01,795 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:02,310 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:02,455 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:02,455 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:03:02,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:02 BoogieIcfgContainer [2023-11-24 23:03:02,458 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:02,459 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:02,459 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:02,473 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:02,473 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,475 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) [2023-11-24 23:03:02,481 INFO L158 Benchmark]: Toolchain (without parser) took 1572.71ms. Allocated memory was 136.3MB in the beginning and 182.5MB in the end (delta: 46.1MB). Free memory was 91.5MB in the beginning and 137.0MB in the end (delta: -45.6MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. [2023-11-24 23:03:02,482 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 136.3MB. Free memory was 102.9MB in the beginning and 102.8MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:02,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 515.72ms. Allocated memory is still 136.3MB. Free memory was 91.0MB in the beginning and 79.4MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:03:02,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.79ms. Allocated memory is still 136.3MB. Free memory was 78.9MB in the beginning and 77.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:02,485 INFO L158 Benchmark]: Boogie Preprocessor took 45.31ms. Allocated memory is still 136.3MB. Free memory was 77.2MB in the beginning and 75.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:02,487 INFO L158 Benchmark]: RCFGBuilder took 919.35ms. Allocated memory was 136.3MB in the beginning and 182.5MB in the end (delta: 46.1MB). Free memory was 75.2MB in the beginning and 138.1MB in the end (delta: -62.9MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2023-11-24 23:03:02,487 INFO L158 Benchmark]: CodeCheck took 18.99ms. Allocated memory is still 182.5MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:02,493 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 136.3MB. Free memory was 102.9MB in the beginning and 102.8MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 515.72ms. Allocated memory is still 136.3MB. Free memory was 91.0MB in the beginning and 79.4MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.79ms. Allocated memory is still 136.3MB. Free memory was 78.9MB in the beginning and 77.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.31ms. Allocated memory is still 136.3MB. Free memory was 77.2MB in the beginning and 75.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 919.35ms. Allocated memory was 136.3MB in the beginning and 182.5MB in the end (delta: 46.1MB). Free memory was 75.2MB in the beginning and 138.1MB in the end (delta: -62.9MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * CodeCheck took 18.99ms. Allocated memory is still 182.5MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:02,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/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_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-send-receive.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi --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 4eda2bf92bccdcc8638b67653fb7fdefc015ff9c815b317ad1009deb61d04585 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:05,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:05,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:03:06,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:06,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:06,044 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:06,045 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:06,046 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:06,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:03:06,053 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:06,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:06,054 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:03:06,054 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:03:06,056 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:03:06,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:06,057 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:03:06,058 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:03:06,058 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:03:06,059 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:06,060 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:06,061 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:06,061 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:06,062 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:06,062 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:06,063 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:06,063 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:06,064 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:06,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:06,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:06,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:06,067 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:03:06,068 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:06,068 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:03:06,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:06,069 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_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4eda2bf92bccdcc8638b67653fb7fdefc015ff9c815b317ad1009deb61d04585 [2023-11-24 23:03:06,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:06,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:06,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:06,587 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:06,588 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:06,590 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-send-receive.wvr.c [2023-11-24 23:03:10,273 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:10,651 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:10,653 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/sv-benchmarks/c/weaver/popl20-send-receive.wvr.c [2023-11-24 23:03:10,675 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/data/6f59a8a4c/2c71b57584d54c0d828ec5e176ddd5ad/FLAG03c10f9d9 [2023-11-24 23:03:10,700 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/data/6f59a8a4c/2c71b57584d54c0d828ec5e176ddd5ad [2023-11-24 23:03:10,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:10,711 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:10,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:10,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:10,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:10,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:10" (1/1) ... [2023-11-24 23:03:10,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2195377b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:10, skipping insertion in model container [2023-11-24 23:03:10,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:10" (1/1) ... [2023-11-24 23:03:10,779 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:11,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:11,159 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:03:11,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:11,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:11,243 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:11,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:11,323 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:11,328 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:11,338 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:11,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11 WrapperNode [2023-11-24 23:03:11,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:11,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:11,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:11,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:11,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,417 INFO L138 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 165 [2023-11-24 23:03:11,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:11,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:11,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:11,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:11,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,471 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,477 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,487 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:11,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:11,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:11,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:11,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:11" (1/1) ... [2023-11-24 23:03:11,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:11,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:11,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:11,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:03:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:03:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:03:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:03:11,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:11,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:03:11,612 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:03:11,798 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:11,805 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:12,590 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:12,764 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:12,765 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:03:12,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:12 BoogieIcfgContainer [2023-11-24 23:03:12,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:12,768 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:12,769 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:12,782 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:12,782 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:12" (1/1) ... [2023-11-24 23:03:12,783 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) [2023-11-24 23:03:12,790 INFO L158 Benchmark]: Toolchain (without parser) took 2077.44ms. Allocated memory is still 107.0MB. Free memory was 83.0MB in the beginning and 54.0MB in the end (delta: 28.9MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-11-24 23:03:12,791 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 62.9MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:12,792 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.60ms. Allocated memory is still 107.0MB. Free memory was 82.7MB in the beginning and 68.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:03:12,793 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.26ms. Allocated memory is still 107.0MB. Free memory was 68.7MB in the beginning and 66.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:12,794 INFO L158 Benchmark]: Boogie Preprocessor took 61.11ms. Allocated memory is still 107.0MB. Free memory was 66.6MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:12,795 INFO L158 Benchmark]: RCFGBuilder took 1278.52ms. Allocated memory is still 107.0MB. Free memory was 64.5MB in the beginning and 55.4MB in the end (delta: 9.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-11-24 23:03:12,797 INFO L158 Benchmark]: CodeCheck took 19.10ms. Allocated memory is still 107.0MB. Free memory was 55.4MB in the beginning and 54.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:12,810 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 0.71ms. Allocated memory is still 62.9MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.60ms. Allocated memory is still 107.0MB. Free memory was 82.7MB in the beginning and 68.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.26ms. Allocated memory is still 107.0MB. Free memory was 68.7MB in the beginning and 66.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.11ms. Allocated memory is still 107.0MB. Free memory was 66.6MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1278.52ms. Allocated memory is still 107.0MB. Free memory was 64.5MB in the beginning and 55.4MB in the end (delta: 9.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * CodeCheck took 19.10ms. Allocated memory is still 107.0MB. Free memory was 55.4MB in the beginning and 54.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:12,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee64f03e-1e5a-446a-a612-dacf27edb71f/bin/ukojak-verify-afCqCEvfdi/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