./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/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_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/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_d6d528bd-dac8-4b65-924d-d01e40d324d1/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 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:18:15,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:18:15,611 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 23:18:15,615 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:18:15,615 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:18:15,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:18:15,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:18:15,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:18:15,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:18:15,639 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:18:15,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:18:15,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:18:15,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:18:15,641 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:18:15,642 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:18:15,642 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:18:15,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:18:15,643 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:18:15,644 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:18:15,644 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:18:15,644 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:18:15,645 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:18:15,645 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:18:15,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:18:15,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:18:15,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:18:15,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:18:15,648 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:18:15,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:18:15,648 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_d6d528bd-dac8-4b65-924d-d01e40d324d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 [2023-12-02 23:18:15,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:18:15,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:18:15,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:18:15,914 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:18:15,915 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:18:15,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-12-02 23:18:18,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:18:18,852 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:18:18,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-12-02 23:18:18,860 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/data/aca7ec1d3/083d5e0c61334fc7a960e4f89bd73b56/FLAG0f433cf96 [2023-12-02 23:18:18,873 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/data/aca7ec1d3/083d5e0c61334fc7a960e4f89bd73b56 [2023-12-02 23:18:18,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:18:18,878 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:18:18,879 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:18:18,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:18:18,883 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:18:18,884 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:18:18" (1/1) ... [2023-12-02 23:18:18,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21a03133 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:18, skipping insertion in model container [2023-12-02 23:18:18,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:18:18" (1/1) ... [2023-12-02 23:18:18,910 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:18:19,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:18:19,087 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:18:19,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:18:19,126 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:18:19,126 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:18:19,132 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:18:19,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19 WrapperNode [2023-12-02 23:18:19,132 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:18:19,133 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:18:19,133 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:18:19,134 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:18:19,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,180 INFO L138 Inliner]: procedures = 26, calls = 74, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 281 [2023-12-02 23:18:19,180 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:18:19,181 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:18:19,181 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:18:19,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:18:19,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,198 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,215 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,218 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,224 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:18:19,225 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:18:19,225 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:18:19,226 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:18:19,226 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:18:19,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:18:19,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:18:19,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:18:19,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:18:19,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:18:19,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:18:19,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:18:19,293 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:18:19,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:18:19,293 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:18:19,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:18:19,293 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 23:18:19,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 23:18:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-02 23:18:19,294 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-02 23:18:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:18:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:18:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:18:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:18:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:18:19,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:18:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:18:19,297 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:18:19,409 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:18:19,411 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:18:19,828 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:18:19,949 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:18:19,949 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-12-02 23:18:19,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:19 BoogieIcfgContainer [2023-12-02 23:18:19,951 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:18:19,952 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:18:19,953 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:18:19,962 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:18:19,963 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:19" (1/1) ... [2023-12-02 23:18:19,963 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) [2023-12-02 23:18:19,967 INFO L158 Benchmark]: Toolchain (without parser) took 1088.70ms. Allocated memory is still 159.4MB. Free memory was 122.4MB in the beginning and 60.8MB in the end (delta: 61.6MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-12-02 23:18:19,968 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 71.6MB in the end (delta: 29.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:18:19,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.72ms. Allocated memory is still 159.4MB. Free memory was 122.4MB in the beginning and 109.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:18:19,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.34ms. Allocated memory is still 159.4MB. Free memory was 109.8MB in the beginning and 107.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:18:19,971 INFO L158 Benchmark]: Boogie Preprocessor took 43.19ms. Allocated memory is still 159.4MB. Free memory was 107.7MB in the beginning and 104.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:18:19,971 INFO L158 Benchmark]: RCFGBuilder took 726.37ms. Allocated memory is still 159.4MB. Free memory was 104.9MB in the beginning and 61.6MB in the end (delta: 43.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-12-02 23:18:19,972 INFO L158 Benchmark]: CodeCheck took 13.23ms. Allocated memory is still 159.4MB. Free memory was 61.6MB in the beginning and 60.8MB in the end (delta: 760.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:18:19,976 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 0.21ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 71.6MB in the end (delta: 29.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.72ms. Allocated memory is still 159.4MB. Free memory was 122.4MB in the beginning and 109.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.34ms. Allocated memory is still 159.4MB. Free memory was 109.8MB in the beginning and 107.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.19ms. Allocated memory is still 159.4MB. Free memory was 107.7MB in the beginning and 104.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 726.37ms. Allocated memory is still 159.4MB. Free memory was 104.9MB in the beginning and 61.6MB in the end (delta: 43.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * CodeCheck took 13.23ms. Allocated memory is still 159.4MB. Free memory was 61.6MB in the beginning and 60.8MB in the end (delta: 760.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:18:19,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/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_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/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_d6d528bd-dac8-4b65-924d-d01e40d324d1/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 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:18:21,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:18:22,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 23:18:22,038 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:18:22,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:18:22,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:18:22,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:18:22,041 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:18:22,042 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:18:22,042 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:18:22,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:18:22,043 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:18:22,044 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:18:22,045 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:18:22,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:18:22,046 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:18:22,046 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:18:22,047 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:18:22,047 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:18:22,048 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:18:22,048 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:18:22,051 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:18:22,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:18:22,052 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:18:22,053 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:18:22,053 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:18:22,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:18:22,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:18:22,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:18:22,055 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:18:22,055 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:18:22,056 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:18:22,056 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:18:22,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:18:22,057 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_d6d528bd-dac8-4b65-924d-d01e40d324d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 [2023-12-02 23:18:22,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:18:22,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:18:22,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:18:22,357 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:18:22,358 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:18:22,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-12-02 23:18:25,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:18:25,365 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:18:25,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-12-02 23:18:25,373 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/data/fd5180481/1730df5af0924e1eb5bc09d7328ba192/FLAGb10072897 [2023-12-02 23:18:25,385 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/data/fd5180481/1730df5af0924e1eb5bc09d7328ba192 [2023-12-02 23:18:25,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:18:25,388 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:18:25,389 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:18:25,389 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:18:25,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:18:25,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467e5e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25, skipping insertion in model container [2023-12-02 23:18:25,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,424 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:18:25,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:18:25,645 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 23:18:25,652 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:18:25,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:18:25,681 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:18:25,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:18:25,722 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:18:25,722 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:18:25,730 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:18:25,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25 WrapperNode [2023-12-02 23:18:25,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:18:25,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:18:25,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:18:25,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:18:25,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,752 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,782 INFO L138 Inliner]: procedures = 28, calls = 74, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 274 [2023-12-02 23:18:25,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:18:25,784 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:18:25,784 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:18:25,784 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:18:25,793 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,813 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,822 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,829 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:18:25,830 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:18:25,830 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:18:25,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:18:25,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:25" (1/1) ... [2023-12-02 23:18:25,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:18:25,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:18:25,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:18:25,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:18:25,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:18:25,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:18:25,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:18:25,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:18:25,904 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:18:25,904 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:18:25,905 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:18:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:18:25,905 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 23:18:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 23:18:25,905 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-02 23:18:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-02 23:18:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:18:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:18:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:18:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:18:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:18:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:18:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:18:25,908 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:18:26,081 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:18:26,084 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:18:26,688 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:18:26,831 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:18:26,831 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-12-02 23:18:26,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:26 BoogieIcfgContainer [2023-12-02 23:18:26,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:18:26,834 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:18:26,834 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:18:26,844 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:18:26,844 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:26" (1/1) ... [2023-12-02 23:18:26,845 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) [2023-12-02 23:18:26,849 INFO L158 Benchmark]: Toolchain (without parser) took 1460.29ms. Allocated memory is still 100.7MB. Free memory was 77.2MB in the beginning and 70.5MB in the end (delta: 6.7MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-12-02 23:18:26,850 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:18:26,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.19ms. Allocated memory is still 100.7MB. Free memory was 76.9MB in the beginning and 61.9MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 23:18:26,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.98ms. Allocated memory is still 100.7MB. Free memory was 61.9MB in the beginning and 59.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:18:26,852 INFO L158 Benchmark]: Boogie Preprocessor took 46.02ms. Allocated memory is still 100.7MB. Free memory was 59.3MB in the beginning and 57.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:18:26,852 INFO L158 Benchmark]: RCFGBuilder took 1003.16ms. Allocated memory is still 100.7MB. Free memory was 57.0MB in the beginning and 71.9MB in the end (delta: -14.9MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2023-12-02 23:18:26,853 INFO L158 Benchmark]: CodeCheck took 12.96ms. Allocated memory is still 100.7MB. Free memory was 71.9MB in the beginning and 70.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:18:26,857 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.19ms. Allocated memory is still 100.7MB. Free memory was 76.9MB in the beginning and 61.9MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.98ms. Allocated memory is still 100.7MB. Free memory was 61.9MB in the beginning and 59.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.02ms. Allocated memory is still 100.7MB. Free memory was 59.3MB in the beginning and 57.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1003.16ms. Allocated memory is still 100.7MB. Free memory was 57.0MB in the beginning and 71.9MB in the end (delta: -14.9MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. * CodeCheck took 12.96ms. Allocated memory is still 100.7MB. Free memory was 71.9MB in the beginning and 70.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:18:26,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d528bd-dac8-4b65-924d-d01e40d324d1/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