./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:01,429 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:01,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:57:01,572 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:57:01,573 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:57:01,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:01,598 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:01,599 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:01,599 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:01,600 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:57:01,601 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:57:01,601 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:57:01,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:01,603 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:57:01,603 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:57:01,604 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:57:01,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:01,605 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:57:01,606 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:57:01,606 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:01,607 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:01,608 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:01,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:01,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:01,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:01,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:01,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:01,611 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:57:01,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:57:01,612 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_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 [2023-11-19 03:57:01,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:01,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:01,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:01,914 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:01,917 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:01,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-11-19 03:57:05,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:05,335 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:05,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-11-19 03:57:05,345 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/data/4f84d58c6/aea82a7f82524fa8aa5cdf5e78fa3496/FLAG9e0b9e4da [2023-11-19 03:57:05,359 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/data/4f84d58c6/aea82a7f82524fa8aa5cdf5e78fa3496 [2023-11-19 03:57:05,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:05,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:05,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:05,365 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:05,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:05,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@288d8476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05, skipping insertion in model container [2023-11-19 03:57:05,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,401 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:05,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:05,604 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:05,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:05,642 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:57:05,642 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:57:05,650 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:05,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05 WrapperNode [2023-11-19 03:57:05,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:05,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:05,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:05,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:05,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,700 INFO L138 Inliner]: procedures = 22, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 140 [2023-11-19 03:57:05,701 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:05,702 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:05,702 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:05,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:05,713 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,733 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:05,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:05,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:05,738 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:05,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:05" (1/1) ... [2023-11-19 03:57:05,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:05,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:05,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:05,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:05,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:05,881 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:57:05,881 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:57:05,882 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:57:05,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:57:05,883 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:57:05,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:57:05,883 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:57:05,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:57:05,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:57:05,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:57:05,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:57:05,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:57:05,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:57:05,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:05,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:05,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:57:05,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:57:05,889 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:57:06,016 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:06,018 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:06,364 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:06,524 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:06,524 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:57:06,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:06 BoogieIcfgContainer [2023-11-19 03:57:06,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:06,530 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:06,530 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:06,542 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:06,542 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:06" (1/1) ... [2023-11-19 03:57:06,543 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:57:06,547 INFO L158 Benchmark]: Toolchain (without parser) took 1182.38ms. Allocated memory is still 157.3MB. Free memory was 119.7MB in the beginning and 121.2MB in the end (delta: -1.4MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,547 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 107.0MB. Free memory was 75.1MB in the beginning and 75.0MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:06,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.37ms. Allocated memory is still 157.3MB. Free memory was 119.2MB in the beginning and 107.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.63ms. Allocated memory is still 157.3MB. Free memory was 107.7MB in the beginning and 105.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,549 INFO L158 Benchmark]: Boogie Preprocessor took 34.80ms. Allocated memory is still 157.3MB. Free memory was 105.6MB in the beginning and 104.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,550 INFO L158 Benchmark]: RCFGBuilder took 792.17ms. Allocated memory is still 157.3MB. Free memory was 104.0MB in the beginning and 122.5MB in the end (delta: -18.5MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,551 INFO L158 Benchmark]: CodeCheck took 14.66ms. Allocated memory is still 157.3MB. Free memory was 122.5MB in the beginning and 121.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:06,555 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 0.22ms. Allocated memory is still 107.0MB. Free memory was 75.1MB in the beginning and 75.0MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.37ms. Allocated memory is still 157.3MB. Free memory was 119.2MB in the beginning and 107.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.63ms. Allocated memory is still 157.3MB. Free memory was 107.7MB in the beginning and 105.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.80ms. Allocated memory is still 157.3MB. Free memory was 105.6MB in the beginning and 104.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 792.17ms. Allocated memory is still 157.3MB. Free memory was 104.0MB in the beginning and 122.5MB in the end (delta: -18.5MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * CodeCheck took 14.66ms. Allocated memory is still 157.3MB. Free memory was 122.5MB in the beginning and 121.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:57:06,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:09,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:09,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:57:09,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:09,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:09,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:09,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:09,572 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:57:09,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:57:09,578 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:57:09,579 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:09,580 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:57:09,580 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:57:09,582 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:57:09,582 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:09,583 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:57:09,583 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:57:09,584 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:57:09,584 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:57:09,586 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:57:09,586 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:09,587 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:09,587 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:09,588 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:09,588 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:09,589 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:57:09,590 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:09,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:09,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:09,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:09,593 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:57:09,593 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:09,594 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:57:09,594 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:57:09,594 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_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34bb015d05a3d6b765805bee36bd4c1bc3f74929c05e61a51973bc9a4fc2cfc0 [2023-11-19 03:57:10,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:10,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:10,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:10,065 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:10,066 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:10,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-11-19 03:57:13,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:13,585 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:13,585 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-11-19 03:57:13,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/data/2f7a3bf50/0b3d428c67b04c48a56d49447f3a1788/FLAG4a0953368 [2023-11-19 03:57:13,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/data/2f7a3bf50/0b3d428c67b04c48a56d49447f3a1788 [2023-11-19 03:57:13,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:13,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:13,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:13,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:13,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:13,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:13,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee61452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13, skipping insertion in model container [2023-11-19 03:57:13,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:13,656 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:13,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:13,882 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:13,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:13,957 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:57:13,957 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:57:13,966 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:13,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13 WrapperNode [2023-11-19 03:57:13,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:13,968 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:13,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:13,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:13,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,002 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,063 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 136 [2023-11-19 03:57:14,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:14,064 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:14,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:14,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:14,075 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,099 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,100 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:14,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:14,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:14,135 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:14,136 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:13" (1/1) ... [2023-11-19 03:57:14,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:14,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:14,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:14,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:14,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:14,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:57:14,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:57:14,217 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:57:14,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:57:14,217 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:57:14,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:57:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:57:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:57:14,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:57:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:57:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:57:14,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:57:14,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:57:14,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:14,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:14,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:57:14,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:57:14,221 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:57:14,389 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:14,392 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:14,965 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:15,110 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:15,111 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:57:15,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:15 BoogieIcfgContainer [2023-11-19 03:57:15,115 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:15,117 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:15,117 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:15,128 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:15,129 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:15" (1/1) ... [2023-11-19 03:57:15,130 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:57:15,135 INFO L158 Benchmark]: Toolchain (without parser) took 1515.43ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 47.2MB in the beginning and 53.4MB in the end (delta: -6.2MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-11-19 03:57:15,135 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 60.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:15,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.68ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 35.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:57:15,137 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.33ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 35.0MB in the beginning and 86.1MB in the end (delta: -51.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-19 03:57:15,138 INFO L158 Benchmark]: Boogie Preprocessor took 69.53ms. Allocated memory is still 107.0MB. Free memory was 86.1MB in the beginning and 84.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:15,138 INFO L158 Benchmark]: RCFGBuilder took 980.98ms. Allocated memory is still 107.0MB. Free memory was 84.0MB in the beginning and 54.6MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 03:57:15,139 INFO L158 Benchmark]: CodeCheck took 16.02ms. Allocated memory is still 107.0MB. Free memory was 54.6MB in the beginning and 53.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:15,143 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 0.63ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 60.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.68ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 35.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.33ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 35.0MB in the beginning and 86.1MB in the end (delta: -51.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.53ms. Allocated memory is still 107.0MB. Free memory was 86.1MB in the beginning and 84.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 980.98ms. Allocated memory is still 107.0MB. Free memory was 84.0MB in the beginning and 54.6MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 16.02ms. Allocated memory is still 107.0MB. Free memory was 54.6MB in the beginning and 53.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:57:15,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a19efe4-076b-4c07-8d2b-c9f1ca8dde82/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported