./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/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_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/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_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/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 f66a662852389d8ac1f64241746e843d67de7f5d7507051fb5c8e68404b785cd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:10,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:10,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:51:10,328 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:10,329 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:10,356 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:10,357 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:10,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:10,358 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:10,359 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:10,360 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:10,360 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:10,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:10,361 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:51:10,362 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:51:10,363 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:51:10,363 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:10,364 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:51:10,365 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:10,365 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:10,366 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:10,367 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:10,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:10,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:10,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:10,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:10,382 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:10,383 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:10,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:10,383 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_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f66a662852389d8ac1f64241746e843d67de7f5d7507051fb5c8e68404b785cd [2023-11-24 22:51:10,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:10,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:10,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:10,722 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:10,722 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:10,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2023-11-24 22:51:13,821 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:14,178 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:14,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2023-11-24 22:51:14,203 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/data/ec0243e5f/1bc876de124a49e09ef62a11c08c6693/FLAGee38531f2 [2023-11-24 22:51:14,220 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/data/ec0243e5f/1bc876de124a49e09ef62a11c08c6693 [2023-11-24 22:51:14,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:14,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:14,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:14,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:14,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:14,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:14,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13b430b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14, skipping insertion in model container [2023-11-24 22:51:14,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:14,317 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:14,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:14,832 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:14,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:14,941 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:14,941 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:14,949 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:14,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14 WrapperNode [2023-11-24 22:51:14,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:14,951 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:14,951 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:14,951 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:14,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:14,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:15,009 INFO L138 Inliner]: procedures = 179, calls = 50, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 194 [2023-11-24 22:51:15,010 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:15,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:15,011 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:15,011 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:15,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:15,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:15,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:15,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:15,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:15,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:15,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:15,045 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:15,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:15,051 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:15,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:15,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:15,053 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:15,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:15,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:15,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:15,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:51:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 22:51:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 22:51:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:51:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:51:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:51:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:51:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:51:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:51:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:15,146 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 22:51:15,317 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:15,319 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:15,864 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:16,223 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:16,224 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 22:51:16,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:16 BoogieIcfgContainer [2023-11-24 22:51:16,226 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:16,227 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:16,227 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:16,237 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:16,238 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:16,239 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 22:51:16,243 INFO L158 Benchmark]: Toolchain (without parser) took 2013.74ms. Allocated memory is still 188.7MB. Free memory was 153.5MB in the beginning and 143.6MB in the end (delta: 9.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-11-24 22:51:16,244 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 146.8MB. Free memory was 93.6MB in the beginning and 93.5MB in the end (delta: 129.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:16,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.52ms. Allocated memory is still 188.7MB. Free memory was 153.5MB in the beginning and 131.7MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:51:16,247 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.90ms. Allocated memory is still 188.7MB. Free memory was 131.7MB in the beginning and 129.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:16,248 INFO L158 Benchmark]: Boogie Preprocessor took 39.73ms. Allocated memory is still 188.7MB. Free memory was 129.6MB in the beginning and 127.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:16,249 INFO L158 Benchmark]: RCFGBuilder took 1175.23ms. Allocated memory is still 188.7MB. Free memory was 127.5MB in the beginning and 144.6MB in the end (delta: -17.1MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2023-11-24 22:51:16,250 INFO L158 Benchmark]: CodeCheck took 14.47ms. Allocated memory is still 188.7MB. Free memory was 144.6MB in the beginning and 143.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:16,260 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 0.35ms. Allocated memory is still 146.8MB. Free memory was 93.6MB in the beginning and 93.5MB in the end (delta: 129.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.52ms. Allocated memory is still 188.7MB. Free memory was 153.5MB in the beginning and 131.7MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.90ms. Allocated memory is still 188.7MB. Free memory was 131.7MB in the beginning and 129.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.73ms. Allocated memory is still 188.7MB. Free memory was 129.6MB in the beginning and 127.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1175.23ms. Allocated memory is still 188.7MB. Free memory was 127.5MB in the beginning and 144.6MB in the end (delta: -17.1MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * CodeCheck took 14.47ms. Allocated memory is still 188.7MB. Free memory was 144.6MB in the beginning and 143.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:51:16,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/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_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/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_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/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 f66a662852389d8ac1f64241746e843d67de7f5d7507051fb5c8e68404b785cd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:19,192 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:19,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:51:19,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:19,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:19,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:19,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:19,377 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:19,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:19,382 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:19,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:19,384 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:51:19,384 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:51:19,386 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:51:19,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:19,387 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:51:19,387 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:51:19,388 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:51:19,388 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:51:19,389 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:19,390 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:19,391 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:19,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:19,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:19,392 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:19,393 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:51:19,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:19,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:19,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:19,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:19,397 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:51:19,397 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:19,397 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:51:19,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:51:19,398 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_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f66a662852389d8ac1f64241746e843d67de7f5d7507051fb5c8e68404b785cd [2023-11-24 22:51:19,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:19,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:19,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:19,839 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:19,840 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:19,842 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2023-11-24 22:51:23,192 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:23,528 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:23,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2023-11-24 22:51:23,546 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/data/fd76a9c1a/310c1bada51e408aa254b1c166478dd8/FLAGc610eafe1 [2023-11-24 22:51:23,561 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/data/fd76a9c1a/310c1bada51e408aa254b1c166478dd8 [2023-11-24 22:51:23,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:23,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:23,566 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:23,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:23,571 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:23,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:23" (1/1) ... [2023-11-24 22:51:23,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16083e60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:23, skipping insertion in model container [2023-11-24 22:51:23,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:23" (1/1) ... [2023-11-24 22:51:23,627 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:24,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:24,148 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:24,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:24,285 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:24,285 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:24,293 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:24,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24 WrapperNode [2023-11-24 22:51:24,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:24,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:24,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:24,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:24,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,402 INFO L138 Inliner]: procedures = 183, calls = 50, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 191 [2023-11-24 22:51:24,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:24,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:24,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:24,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:24,414 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,428 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,437 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,454 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,465 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,470 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:24,471 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:24,471 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:24,477 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:24,478 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:24" (1/1) ... [2023-11-24 22:51:24,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:24,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:24,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:24,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:51:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 22:51:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 22:51:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:51:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:51:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:51:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:51:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:51:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 22:51:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:51:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:24,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:24,555 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 22:51:24,724 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:24,726 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:25,350 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:25,702 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:25,703 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 22:51:25,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:25 BoogieIcfgContainer [2023-11-24 22:51:25,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:25,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:25,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:25,717 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:25,718 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:25" (1/1) ... [2023-11-24 22:51:25,719 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 22:51:25,726 INFO L158 Benchmark]: Toolchain (without parser) took 2160.10ms. Allocated memory is still 94.4MB. Free memory was 68.8MB in the beginning and 51.6MB in the end (delta: 17.1MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-11-24 22:51:25,727 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 72.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:25,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 728.24ms. Allocated memory is still 94.4MB. Free memory was 68.6MB in the beginning and 46.6MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:51:25,729 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.80ms. Allocated memory is still 94.4MB. Free memory was 46.4MB in the beginning and 70.8MB in the end (delta: -24.4MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2023-11-24 22:51:25,730 INFO L158 Benchmark]: Boogie Preprocessor took 65.94ms. Allocated memory is still 94.4MB. Free memory was 70.8MB in the beginning and 68.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:25,731 INFO L158 Benchmark]: RCFGBuilder took 1235.66ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 52.3MB in the end (delta: 16.4MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2023-11-24 22:51:25,732 INFO L158 Benchmark]: CodeCheck took 16.88ms. Allocated memory is still 94.4MB. Free memory was 52.3MB in the beginning and 51.6MB in the end (delta: 635.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:25,742 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 0.64ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 72.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 728.24ms. Allocated memory is still 94.4MB. Free memory was 68.6MB in the beginning and 46.6MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.80ms. Allocated memory is still 94.4MB. Free memory was 46.4MB in the beginning and 70.8MB in the end (delta: -24.4MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.94ms. Allocated memory is still 94.4MB. Free memory was 70.8MB in the beginning and 68.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1235.66ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 52.3MB in the end (delta: 16.4MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * CodeCheck took 16.88ms. Allocated memory is still 94.4MB. Free memory was 52.3MB in the beginning and 51.6MB in the end (delta: 635.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:51:25,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd344b4d-f91d-4f09-8531-9ff62fcb53ff/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