./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/test-semi1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/test-semi1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9 --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 9a7d6fb4818c771ee6598f9c9b7d2b5b977c749bbed873b12531900cde741cb6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:52:03,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:52:03,373 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 03:52:03,378 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:52:03,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:52:03,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:52:03,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:52:03,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:52:03,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:52:03,407 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:52:03,407 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:52:03,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:52:03,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:52:03,409 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:52:03,410 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:52:03,410 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:52:03,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:52:03,411 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:52:03,412 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:52:03,412 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:52:03,413 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:52:03,413 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:52:03,414 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:52:03,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:52:03,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:52:03,416 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:52:03,416 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:52:03,417 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:52:03,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:52:03,418 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_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a7d6fb4818c771ee6598f9c9b7d2b5b977c749bbed873b12531900cde741cb6 [2023-12-03 03:52:03,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:52:03,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:52:03,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:52:03,676 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:52:03,677 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:52:03,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/test-semi1.wvr.c [2023-12-03 03:52:06,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:52:06,642 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:52:06,642 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/sv-benchmarks/c/weaver/test-semi1.wvr.c [2023-12-03 03:52:06,649 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/data/510077a10/fff9a9b7e703491abc857ee7b58f1a7b/FLAG456f1aab9 [2023-12-03 03:52:06,664 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/data/510077a10/fff9a9b7e703491abc857ee7b58f1a7b [2023-12-03 03:52:06,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:52:06,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:52:06,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:52:06,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:52:06,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:52:06,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c43d356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06, skipping insertion in model container [2023-12-03 03:52:06,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,697 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:52:06,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:52:06,874 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:52:06,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:52:06,905 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:52:06,906 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:52:06,914 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:52:06,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06 WrapperNode [2023-12-03 03:52:06,915 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:52:06,916 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:52:06,916 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:52:06,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:52:06,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,932 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,953 INFO L138 Inliner]: procedures = 21, calls = 27, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 75 [2023-12-03 03:52:06,954 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:52:06,955 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:52:06,955 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:52:06,955 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:52:06,964 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,967 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,975 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,980 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:52:06,981 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:52:06,981 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:52:06,982 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:52:06,982 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:06" (1/1) ... [2023-12-03 03:52:06,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:52:07,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:52:07,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:52:07,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:52:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:52:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 03:52:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 03:52:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 03:52:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 03:52:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:52:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:52:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:52:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:52:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:52:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:52:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:52:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:52:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:52:07,063 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:52:07,179 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:52:07,182 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:52:07,377 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:52:07,414 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:52:07,415 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:52:07,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:52:07 BoogieIcfgContainer [2023-12-03 03:52:07,417 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:52:07,418 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:52:07,418 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:52:07,428 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:52:07,429 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:52:07" (1/1) ... [2023-12-03 03:52:07,429 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) [2023-12-03 03:52:07,433 INFO L158 Benchmark]: Toolchain (without parser) took 764.46ms. Allocated memory is still 167.8MB. Free memory was 132.8MB in the beginning and 101.0MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-03 03:52:07,434 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:52:07,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.10ms. Allocated memory is still 167.8MB. Free memory was 132.3MB in the beginning and 121.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:52:07,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.08ms. Allocated memory is still 167.8MB. Free memory was 121.5MB in the beginning and 119.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:07,436 INFO L158 Benchmark]: Boogie Preprocessor took 25.92ms. Allocated memory is still 167.8MB. Free memory was 119.9MB in the beginning and 118.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:07,437 INFO L158 Benchmark]: RCFGBuilder took 435.46ms. Allocated memory is still 167.8MB. Free memory was 118.8MB in the beginning and 102.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 03:52:07,438 INFO L158 Benchmark]: CodeCheck took 14.17ms. Allocated memory is still 167.8MB. Free memory was 102.1MB in the beginning and 101.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:52:07,442 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 0.29ms. Allocated memory is still 104.9MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.10ms. Allocated memory is still 167.8MB. Free memory was 132.3MB in the beginning and 121.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.08ms. Allocated memory is still 167.8MB. Free memory was 121.5MB in the beginning and 119.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.92ms. Allocated memory is still 167.8MB. Free memory was 119.9MB in the beginning and 118.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 435.46ms. Allocated memory is still 167.8MB. Free memory was 118.8MB in the beginning and 102.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.17ms. Allocated memory is still 167.8MB. Free memory was 102.1MB in the beginning and 101.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:52:07,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/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_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/test-semi1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9 --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 9a7d6fb4818c771ee6598f9c9b7d2b5b977c749bbed873b12531900cde741cb6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:52:09,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:52:09,603 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 03:52:09,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:52:09,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:52:09,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:52:09,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:52:09,646 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:52:09,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:52:09,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:52:09,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:52:09,648 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:52:09,649 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:52:09,649 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:52:09,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:52:09,650 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:52:09,651 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:52:09,652 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:52:09,652 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:52:09,653 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:52:09,653 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:52:09,654 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:52:09,655 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:52:09,655 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:52:09,656 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:52:09,656 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:52:09,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:52:09,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:52:09,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:52:09,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:52:09,659 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:52:09,659 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:52:09,659 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:52:09,660 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:52:09,660 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_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a7d6fb4818c771ee6598f9c9b7d2b5b977c749bbed873b12531900cde741cb6 [2023-12-03 03:52:09,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:52:09,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:52:09,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:52:09,987 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:52:09,987 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:52:09,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/test-semi1.wvr.c [2023-12-03 03:52:12,822 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:52:13,005 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:52:13,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/sv-benchmarks/c/weaver/test-semi1.wvr.c [2023-12-03 03:52:13,013 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/data/9a291c4c7/1d59d711a9344de29d38cf8d8a7ab3c4/FLAG701a9d92c [2023-12-03 03:52:13,027 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/data/9a291c4c7/1d59d711a9344de29d38cf8d8a7ab3c4 [2023-12-03 03:52:13,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:52:13,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:52:13,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:52:13,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:52:13,037 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:52:13,037 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f7934c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13, skipping insertion in model container [2023-12-03 03:52:13,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:52:13,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:52:13,251 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:52:13,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:52:13,280 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:52:13,280 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:52:13,288 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:52:13,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13 WrapperNode [2023-12-03 03:52:13,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:52:13,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:52:13,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:52:13,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:52:13,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,330 INFO L138 Inliner]: procedures = 23, calls = 27, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 73 [2023-12-03 03:52:13,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:52:13,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:52:13,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:52:13,331 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:52:13,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,344 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,344 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,355 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:52:13,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:52:13,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:52:13,360 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:52:13,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:52:13,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:52:13,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:52:13,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:52:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:52:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 03:52:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 03:52:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 03:52:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 03:52:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:52:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:52:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:52:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:52:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:52:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:52:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:52:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:52:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:52:13,450 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:52:13,551 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:52:13,553 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:52:13,799 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:52:13,849 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:52:13,850 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:52:13,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:52:13 BoogieIcfgContainer [2023-12-03 03:52:13,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:52:13,853 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:52:13,853 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:52:13,861 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:52:13,862 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:52:13" (1/1) ... [2023-12-03 03:52:13,862 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) [2023-12-03 03:52:13,867 INFO L158 Benchmark]: Toolchain (without parser) took 835.32ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 42.2MB in the end (delta: 13.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-12-03 03:52:13,868 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:52:13,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.29ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 44.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:52:13,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.46ms. Allocated memory is still 79.7MB. Free memory was 44.3MB in the beginning and 42.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:13,870 INFO L158 Benchmark]: Boogie Preprocessor took 28.18ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 41.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:13,870 INFO L158 Benchmark]: RCFGBuilder took 492.05ms. Allocated memory is still 79.7MB. Free memory was 41.1MB in the beginning and 43.3MB in the end (delta: -2.1MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2023-12-03 03:52:13,871 INFO L158 Benchmark]: CodeCheck took 12.21ms. Allocated memory is still 79.7MB. Free memory was 43.3MB in the beginning and 42.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:13,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.29ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 44.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.46ms. Allocated memory is still 79.7MB. Free memory was 44.3MB in the beginning and 42.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.18ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 41.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 492.05ms. Allocated memory is still 79.7MB. Free memory was 41.1MB in the beginning and 43.3MB in the end (delta: -2.1MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. * CodeCheck took 12.21ms. Allocated memory is still 79.7MB. Free memory was 43.3MB in the beginning and 42.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:52:13,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b820fd1-e606-436f-a0b8-346aef045046/bin/ukojak-verify-Qdu7aM0XO9/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