./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:43:54,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:43:54,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:43:54,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:43:54,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:43:54,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:43:54,462 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:43:54,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:43:54,464 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:43:54,469 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:43:54,470 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:43:54,470 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:43:54,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:43:54,476 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:43:54,477 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:43:54,477 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:43:54,478 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:43:54,478 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:43:54,478 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:43:54,479 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:43:54,480 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:43:54,480 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:43:54,481 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:43:54,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:43:54,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:54,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:43:54,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:43:54,484 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:43:54,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:43:54,485 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_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2023-11-19 02:43:54,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:43:54,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:43:54,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:43:54,834 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:43:54,834 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:43:54,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2023-11-19 02:43:58,001 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:43:58,488 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:43:58,489 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/sv-benchmarks/c/pthread/queue_ok_longer.i [2023-11-19 02:43:58,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/data/d11310d2a/46ee944f35bb4dccb14f1a3a11689516/FLAG9bb5e9cbb [2023-11-19 02:43:58,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/data/d11310d2a/46ee944f35bb4dccb14f1a3a11689516 [2023-11-19 02:43:58,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:43:58,536 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:43:58,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:43:58,540 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:43:58,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:43:58,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:43:58" (1/1) ... [2023-11-19 02:43:58,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4957e08b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:58, skipping insertion in model container [2023-11-19 02:43:58,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:43:58" (1/1) ... [2023-11-19 02:43:58,624 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:43:59,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:43:59,209 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:43:59,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:43:59,359 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:43:59,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59 WrapperNode [2023-11-19 02:43:59,360 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:43:59,361 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:43:59,362 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:43:59,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:43:59,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,404 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,464 INFO L138 Inliner]: procedures = 274, calls = 59, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 208 [2023-11-19 02:43:59,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:43:59,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:43:59,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:43:59,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:43:59,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,513 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:43:59,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:43:59,544 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:43:59,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:43:59,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:59" (1/1) ... [2023-11-19 02:43:59,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:59,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:43:59,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:43:59,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:43:59,624 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 02:43:59,624 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 02:43:59,625 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 02:43:59,625 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 02:43:59,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:43:59,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:43:59,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:43:59,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:43:59,626 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:43:59,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:43:59,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:43:59,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:43:59,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:43:59,630 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:43:59,839 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:43:59,841 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:44:00,515 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:44:00,530 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:44:00,530 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:44:00,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:00 BoogieIcfgContainer [2023-11-19 02:44:00,547 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:44:00,548 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:44:00,548 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:44:00,560 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:44:00,560 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:00" (1/1) ... [2023-11-19 02:44:00,561 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:44:00,566 INFO L158 Benchmark]: Toolchain (without parser) took 2029.46ms. Allocated memory is still 184.5MB. Free memory was 150.8MB in the beginning and 135.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-19 02:44:00,566 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 132.1MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:44:00,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 821.25ms. Allocated memory is still 184.5MB. Free memory was 150.8MB in the beginning and 120.6MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 02:44:00,569 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.42ms. Allocated memory is still 184.5MB. Free memory was 120.6MB in the beginning and 117.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:44:00,569 INFO L158 Benchmark]: Boogie Preprocessor took 77.26ms. Allocated memory is still 184.5MB. Free memory was 117.9MB in the beginning and 115.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:44:00,570 INFO L158 Benchmark]: RCFGBuilder took 1003.73ms. Allocated memory is still 184.5MB. Free memory was 115.3MB in the beginning and 136.4MB in the end (delta: -21.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-11-19 02:44:00,571 INFO L158 Benchmark]: CodeCheck took 16.16ms. Allocated memory is still 184.5MB. Free memory was 136.4MB in the beginning and 135.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:44:00,574 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 0.38ms. Allocated memory is still 132.1MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 821.25ms. Allocated memory is still 184.5MB. Free memory was 150.8MB in the beginning and 120.6MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.42ms. Allocated memory is still 184.5MB. Free memory was 120.6MB in the beginning and 117.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.26ms. Allocated memory is still 184.5MB. Free memory was 117.9MB in the beginning and 115.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1003.73ms. Allocated memory is still 184.5MB. Free memory was 115.3MB in the beginning and 136.4MB in the end (delta: -21.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * CodeCheck took 16.16ms. Allocated memory is still 184.5MB. Free memory was 136.4MB in the beginning and 135.4MB 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. [2023-11-19 02:44:00,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/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_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:44:03,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:44:03,418 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:44:03,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:44:03,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:44:03,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:44:03,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:44:03,455 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:44:03,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:44:03,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:44:03,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:44:03,458 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:44:03,458 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:44:03,459 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:44:03,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:44:03,460 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:44:03,461 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:44:03,461 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:44:03,462 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:44:03,463 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:44:03,463 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:44:03,464 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:44:03,464 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:44:03,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:44:03,465 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:44:03,466 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:44:03,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:44:03,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:44:03,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:44:03,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:44:03,469 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:44:03,469 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:44:03,470 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:44:03,470 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:44:03,471 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_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2023-11-19 02:44:03,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:44:03,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:44:03,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:44:03,961 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:44:03,964 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:44:03,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2023-11-19 02:44:07,133 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:44:07,559 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:44:07,559 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/sv-benchmarks/c/pthread/queue_ok_longer.i [2023-11-19 02:44:07,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/data/0c85d1b28/4dc339f8abf44e86a2ea89b3bd8f0dd1/FLAGd935e6739 [2023-11-19 02:44:07,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/data/0c85d1b28/4dc339f8abf44e86a2ea89b3bd8f0dd1 [2023-11-19 02:44:07,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:44:07,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:44:07,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:44:07,599 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:44:07,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:44:07,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:07,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12fe9f40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07, skipping insertion in model container [2023-11-19 02:44:07,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:07,674 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:44:08,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:44:08,495 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:44:08,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:44:08,711 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:44:08,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08 WrapperNode [2023-11-19 02:44:08,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:44:08,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:44:08,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:44:08,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:44:08,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,767 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,846 INFO L138 Inliner]: procedures = 278, calls = 59, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 204 [2023-11-19 02:44:08,846 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:44:08,847 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:44:08,847 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:44:08,847 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:44:08,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,880 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,893 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,908 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:44:08,935 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:44:08,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:44:08,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:44:08,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:08" (1/1) ... [2023-11-19 02:44:08,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:44:08,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:44:08,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:44:09,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:44:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:44:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 02:44:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 02:44:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 02:44:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 02:44:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:44:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:44:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:44:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:44:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:44:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:44:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:44:09,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:44:09,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:44:09,040 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:44:09,288 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:44:09,291 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:44:10,094 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:44:10,113 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:44:10,113 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:44:10,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:10 BoogieIcfgContainer [2023-11-19 02:44:10,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:44:10,128 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:44:10,128 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:44:10,139 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:44:10,140 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:10" (1/1) ... [2023-11-19 02:44:10,141 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:44:10,146 INFO L158 Benchmark]: Toolchain (without parser) took 2548.17ms. Allocated memory is still 107.0MB. Free memory was 80.1MB in the beginning and 44.0MB in the end (delta: 36.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-11-19 02:44:10,147 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 47.1MB in the end (delta: 47.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:44:10,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1112.67ms. Allocated memory is still 107.0MB. Free memory was 80.1MB in the beginning and 48.7MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 02:44:10,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.64ms. Allocated memory is still 107.0MB. Free memory was 48.7MB in the beginning and 83.9MB in the end (delta: -35.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-11-19 02:44:10,149 INFO L158 Benchmark]: Boogie Preprocessor took 86.85ms. Allocated memory is still 107.0MB. Free memory was 83.9MB in the beginning and 81.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:44:10,150 INFO L158 Benchmark]: RCFGBuilder took 1192.18ms. Allocated memory is still 107.0MB. Free memory was 81.8MB in the beginning and 45.5MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 02:44:10,150 INFO L158 Benchmark]: CodeCheck took 17.24ms. Allocated memory is still 107.0MB. Free memory was 44.9MB in the beginning and 44.0MB in the end (delta: 924.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:44:10,154 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 0.61ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 47.1MB in the end (delta: 47.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1112.67ms. Allocated memory is still 107.0MB. Free memory was 80.1MB in the beginning and 48.7MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.64ms. Allocated memory is still 107.0MB. Free memory was 48.7MB in the beginning and 83.9MB in the end (delta: -35.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.85ms. Allocated memory is still 107.0MB. Free memory was 83.9MB in the beginning and 81.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1192.18ms. Allocated memory is still 107.0MB. Free memory was 81.8MB in the beginning and 45.5MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 17.24ms. Allocated memory is still 107.0MB. Free memory was 44.9MB in the beginning and 44.0MB in the end (delta: 924.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:44:10,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad477dd7-1ecd-49c5-aab5-0008fdf7dd8f/bin/ukojak-verify-G8NBE6pJGL/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