./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/test-easy6.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_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/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_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/test-easy6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/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_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/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 69f73d75edf25d106d657bdc186907312ee3ef2bf4e5da547c0ac3641991b71d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:31,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:31,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:11:31,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:31,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:32,043 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:32,044 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:32,045 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:32,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:32,046 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:32,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:32,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:32,051 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:32,056 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:11:32,057 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:11:32,057 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:11:32,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:32,060 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:11:32,060 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:32,061 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:32,061 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:32,062 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:32,062 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:32,064 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:32,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:32,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:32,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:32,066 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:32,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:32,067 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_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69f73d75edf25d106d657bdc186907312ee3ef2bf4e5da547c0ac3641991b71d [2023-11-24 22:11:32,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:32,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:32,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:32,435 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:32,440 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:32,442 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/test-easy6.wvr.c [2023-11-24 22:11:35,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:35,940 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:35,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/sv-benchmarks/c/weaver/test-easy6.wvr.c [2023-11-24 22:11:35,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/data/af97086d1/6cc095a068f6443c8c0ba3a6fc29bc42/FLAG36e8a9f56 [2023-11-24 22:11:35,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/data/af97086d1/6cc095a068f6443c8c0ba3a6fc29bc42 [2023-11-24 22:11:35,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:35,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:35,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:35,973 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:35,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:35,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:35" (1/1) ... [2023-11-24 22:11:35,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@166c8ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:35, skipping insertion in model container [2023-11-24 22:11:35,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:35" (1/1) ... [2023-11-24 22:11:36,006 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:36,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:36,209 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:36,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:36,241 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:11:36,241 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:11:36,250 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:36,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36 WrapperNode [2023-11-24 22:11:36,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:36,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:36,252 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:36,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:36,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,285 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,314 INFO L138 Inliner]: procedures = 21, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 126 [2023-11-24 22:11:36,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:36,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:36,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:36,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:36,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,328 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,337 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:36,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:36,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:36,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:36,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:36,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:36,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:36,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:36,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:36,455 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:11:36,455 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:11:36,456 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:11:36,456 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:11:36,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:36,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:36,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:11:36,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:11:36,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:11:36,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:36,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:36,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:11:36,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:36,461 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 22:11:36,623 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:36,625 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:37,001 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:37,079 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:37,080 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:11:37,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:37 BoogieIcfgContainer [2023-11-24 22:11:37,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:37,083 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:37,083 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:37,095 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:37,096 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:37" (1/1) ... [2023-11-24 22:11:37,097 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 22:11:37,102 INFO L158 Benchmark]: Toolchain (without parser) took 1129.99ms. Allocated memory is still 167.8MB. Free memory was 123.9MB in the beginning and 89.2MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-24 22:11:37,103 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:37,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.62ms. Allocated memory is still 167.8MB. Free memory was 123.4MB in the beginning and 111.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:11:37,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.29ms. Allocated memory is still 167.8MB. Free memory was 111.9MB in the beginning and 110.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:37,106 INFO L158 Benchmark]: Boogie Preprocessor took 28.77ms. Allocated memory is still 167.8MB. Free memory was 110.3MB in the beginning and 108.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:37,107 INFO L158 Benchmark]: RCFGBuilder took 737.78ms. Allocated memory is still 167.8MB. Free memory was 108.7MB in the beginning and 90.4MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:11:37,108 INFO L158 Benchmark]: CodeCheck took 17.00ms. Allocated memory is still 167.8MB. Free memory was 90.4MB in the beginning and 89.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:37,113 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 0.30ms. Allocated memory is still 167.8MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.62ms. Allocated memory is still 167.8MB. Free memory was 123.4MB in the beginning and 111.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.29ms. Allocated memory is still 167.8MB. Free memory was 111.9MB in the beginning and 110.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.77ms. Allocated memory is still 167.8MB. Free memory was 110.3MB in the beginning and 108.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 737.78ms. Allocated memory is still 167.8MB. Free memory was 108.7MB in the beginning and 90.4MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 17.00ms. Allocated memory is still 167.8MB. Free memory was 90.4MB in the beginning and 89.2MB 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. [2023-11-24 22:11:37,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/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_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/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_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/test-easy6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/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_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/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 69f73d75edf25d106d657bdc186907312ee3ef2bf4e5da547c0ac3641991b71d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:40,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:40,145 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:11:40,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:40,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:40,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:40,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:40,204 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:40,205 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:40,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:40,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:40,211 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:11:40,211 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:11:40,213 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:11:40,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:40,214 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:11:40,215 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:11:40,215 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:11:40,216 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:11:40,217 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:40,217 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:40,218 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:40,218 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:40,219 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:40,219 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:40,220 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:40,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:40,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:40,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:40,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:40,224 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:11:40,224 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:40,224 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:11:40,225 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:40,225 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_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69f73d75edf25d106d657bdc186907312ee3ef2bf4e5da547c0ac3641991b71d [2023-11-24 22:11:40,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:40,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:40,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:40,693 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:40,693 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:40,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/test-easy6.wvr.c [2023-11-24 22:11:44,127 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:44,431 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:44,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/sv-benchmarks/c/weaver/test-easy6.wvr.c [2023-11-24 22:11:44,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/data/3a4a6a776/d2cc3edabfd2430487bea65171a02f61/FLAG4b45f304e [2023-11-24 22:11:44,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/data/3a4a6a776/d2cc3edabfd2430487bea65171a02f61 [2023-11-24 22:11:44,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:44,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:44,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:44,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:44,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:44,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c22103f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44, skipping insertion in model container [2023-11-24 22:11:44,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,494 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:44,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:44,765 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:44,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:44,822 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:11:44,822 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:11:44,830 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:44,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44 WrapperNode [2023-11-24 22:11:44,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:44,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:44,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:44,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:44,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,903 INFO L138 Inliner]: procedures = 23, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 126 [2023-11-24 22:11:44,905 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:44,906 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:44,907 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:44,907 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:44,917 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,922 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,930 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,932 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:44,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:44,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:44,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:44,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:44,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:44,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:45,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:11:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:11:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:11:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:11:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:11:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:11:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:11:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:11:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:11:45,061 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 22:11:45,220 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:45,223 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:45,591 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:45,693 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:45,693 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:11:45,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:45 BoogieIcfgContainer [2023-11-24 22:11:45,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:45,696 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:45,696 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:45,714 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:45,715 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:45" (1/1) ... [2023-11-24 22:11:45,716 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 22:11:45,722 INFO L158 Benchmark]: Toolchain (without parser) took 1262.55ms. Allocated memory is still 90.2MB. Free memory was 66.1MB in the beginning and 50.5MB in the end (delta: 15.6MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-24 22:11:45,723 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 65.0MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:45,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.98ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 54.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:11:45,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.51ms. Allocated memory is still 90.2MB. Free memory was 54.2MB in the beginning and 52.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:45,725 INFO L158 Benchmark]: Boogie Preprocessor took 35.76ms. Allocated memory is still 90.2MB. Free memory was 52.3MB in the beginning and 50.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:45,726 INFO L158 Benchmark]: RCFGBuilder took 752.64ms. Allocated memory is still 90.2MB. Free memory was 50.7MB in the beginning and 51.3MB in the end (delta: -524.9kB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:45,727 INFO L158 Benchmark]: CodeCheck took 23.52ms. Allocated memory is still 90.2MB. Free memory was 51.3MB in the beginning and 50.5MB in the end (delta: 725.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:45,735 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 0.73ms. Allocated memory is still 65.0MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.98ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 54.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.51ms. Allocated memory is still 90.2MB. Free memory was 54.2MB in the beginning and 52.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.76ms. Allocated memory is still 90.2MB. Free memory was 52.3MB in the beginning and 50.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 752.64ms. Allocated memory is still 90.2MB. Free memory was 50.7MB in the beginning and 51.3MB in the end (delta: -524.9kB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * CodeCheck took 23.52ms. Allocated memory is still 90.2MB. Free memory was 51.3MB in the beginning and 50.5MB in the end (delta: 725.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:11:45,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315fb4e6-481b-409c-b4ba-6a3d9900c7d3/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