./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/bench-exp3x3.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_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/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_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp3x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/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_d6103a86-d267-4fdd-823a-294a9c300e89/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 21325645cf7d2c394d0eaa1628a16a96624f1addcdd1b56c7e8aa2473acfaf07 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:16:47,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:16:47,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 23:16:47,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:16:47,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:16:47,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:16:47,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:16:47,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:16:47,384 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:16:47,384 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:16:47,385 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:16:47,385 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:16:47,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:16:47,386 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:16:47,387 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:16:47,387 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:16:47,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:16:47,388 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:16:47,389 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:16:47,389 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:16:47,390 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:16:47,390 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:16:47,391 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:16:47,391 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:16:47,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:16:47,392 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:16:47,392 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:16:47,393 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:16:47,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:16:47,394 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_d6103a86-d267-4fdd-823a-294a9c300e89/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21325645cf7d2c394d0eaa1628a16a96624f1addcdd1b56c7e8aa2473acfaf07 [2023-12-02 23:16:47,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:16:47,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:16:47,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:16:47,634 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:16:47,635 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:16:47,636 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/bench-exp3x3.wvr.c [2023-12-02 23:16:50,404 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:16:50,577 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:16:50,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/sv-benchmarks/c/weaver/bench-exp3x3.wvr.c [2023-12-02 23:16:50,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/data/53f29faa3/6d28d350177449ceaf2f0d43e5b7569a/FLAGb67d80ddc [2023-12-02 23:16:50,599 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/data/53f29faa3/6d28d350177449ceaf2f0d43e5b7569a [2023-12-02 23:16:50,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:16:50,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:16:50,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:16:50,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:16:50,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:16:50,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cda278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50, skipping insertion in model container [2023-12-02 23:16:50,609 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,636 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:16:50,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:16:50,835 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:16:50,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:16:50,879 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:16:50,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50 WrapperNode [2023-12-02 23:16:50,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:16:50,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:16:50,881 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:16:50,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:16:50,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,898 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,924 INFO L138 Inliner]: procedures = 22, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 133 [2023-12-02 23:16:50,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:16:50,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:16:50,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:16:50,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:16:50,935 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,952 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:16:50,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:16:50,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:16:50,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:16:50,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:50" (1/1) ... [2023-12-02 23:16:50,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:16:50,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:16:50,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:16:50,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:16:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:16:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:16:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:16:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:16:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:16:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 23:16:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 23:16:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-02 23:16:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-02 23:16:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:16:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-12-02 23:16:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-12-02 23:16:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-12-02 23:16:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-12-02 23:16:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:16:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:16:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:16:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:16:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:16:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:16:51,028 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 23:16:51,139 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:16:51,141 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:16:51,480 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:16:51,493 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:16:51,493 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-02 23:16:51,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:16:51 BoogieIcfgContainer [2023-12-02 23:16:51,494 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:16:51,495 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:16:51,495 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:16:51,503 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:16:51,503 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:16:51" (1/1) ... [2023-12-02 23:16:51,504 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 23:16:51,507 INFO L158 Benchmark]: Toolchain (without parser) took 904.25ms. Allocated memory is still 136.3MB. Free memory was 92.9MB in the beginning and 100.9MB in the end (delta: -7.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:16:51,508 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:16:51,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.62ms. Allocated memory is still 136.3MB. Free memory was 92.9MB in the beginning and 81.1MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:16:51,509 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.91ms. Allocated memory is still 136.3MB. Free memory was 81.1MB in the beginning and 79.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:16:51,510 INFO L158 Benchmark]: Boogie Preprocessor took 33.18ms. Allocated memory is still 136.3MB. Free memory was 79.2MB in the beginning and 77.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:16:51,511 INFO L158 Benchmark]: RCFGBuilder took 535.46ms. Allocated memory is still 136.3MB. Free memory was 77.2MB in the beginning and 102.0MB in the end (delta: -24.8MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-12-02 23:16:51,511 INFO L158 Benchmark]: CodeCheck took 10.63ms. Allocated memory is still 136.3MB. Free memory was 102.0MB in the beginning and 100.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:16:51,515 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 0.31ms. Allocated memory is still 100.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.62ms. Allocated memory is still 136.3MB. Free memory was 92.9MB in the beginning and 81.1MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.91ms. Allocated memory is still 136.3MB. Free memory was 81.1MB in the beginning and 79.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.18ms. Allocated memory is still 136.3MB. Free memory was 79.2MB in the beginning and 77.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 535.46ms. Allocated memory is still 136.3MB. Free memory was 77.2MB in the beginning and 102.0MB in the end (delta: -24.8MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * CodeCheck took 10.63ms. Allocated memory is still 136.3MB. Free memory was 102.0MB in the beginning and 100.9MB 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. [2023-12-02 23:16:51,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/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_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/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_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp3x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/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_d6103a86-d267-4fdd-823a-294a9c300e89/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 21325645cf7d2c394d0eaa1628a16a96624f1addcdd1b56c7e8aa2473acfaf07 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:16:53,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:16:53,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 23:16:53,665 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:16:53,666 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:16:53,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:16:53,667 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:16:53,668 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:16:53,668 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:16:53,669 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:16:53,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:16:53,670 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:16:53,670 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:16:53,671 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:16:53,671 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:16:53,672 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:16:53,673 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:16:53,673 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:16:53,674 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:16:53,674 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:16:53,675 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:16:53,675 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:16:53,676 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:16:53,676 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:16:53,677 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:16:53,677 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:16:53,678 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:16:53,678 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:16:53,679 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:16:53,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:16:53,680 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:16:53,680 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:16:53,680 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:16:53,681 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:16:53,681 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_d6103a86-d267-4fdd-823a-294a9c300e89/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21325645cf7d2c394d0eaa1628a16a96624f1addcdd1b56c7e8aa2473acfaf07 [2023-12-02 23:16:53,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:16:53,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:16:53,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:16:53,999 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:16:53,999 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:16:54,000 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/bench-exp3x3.wvr.c [2023-12-02 23:16:56,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:16:56,964 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:16:56,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/sv-benchmarks/c/weaver/bench-exp3x3.wvr.c [2023-12-02 23:16:56,972 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/data/a31e70077/cb90b9ed8da04d278f296bde312f5ca5/FLAG23108d51f [2023-12-02 23:16:56,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/data/a31e70077/cb90b9ed8da04d278f296bde312f5ca5 [2023-12-02 23:16:56,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:16:56,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:16:56,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:16:56,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:16:56,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:16:56,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:16:56" (1/1) ... [2023-12-02 23:16:56,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aac1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:56, skipping insertion in model container [2023-12-02 23:16:56,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:16:56" (1/1) ... [2023-12-02 23:16:57,018 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:16:57,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:16:57,195 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:16:57,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:16:57,236 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:16:57,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57 WrapperNode [2023-12-02 23:16:57,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:16:57,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:16:57,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:16:57,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:16:57,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,281 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 133 [2023-12-02 23:16:57,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:16:57,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:16:57,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:16:57,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:16:57,289 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,295 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:16:57,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:16:57,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:16:57,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:16:57,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:16:57,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:16:57,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:16:57,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:16:57,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:16:57,414 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:16:57,414 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:16:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 23:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 23:16:57,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:16:57,416 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-02 23:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-02 23:16:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-12-02 23:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-12-02 23:16:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-12-02 23:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-12-02 23:16:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:16:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:16:57,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:16:57,420 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 23:16:57,545 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:16:57,548 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:16:57,971 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:16:57,984 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:16:57,985 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-02 23:16:57,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:16:57 BoogieIcfgContainer [2023-12-02 23:16:57,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:16:57,987 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:16:57,987 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:16:57,997 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:16:57,997 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:16:57" (1/1) ... [2023-12-02 23:16:57,998 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 23:16:58,002 INFO L158 Benchmark]: Toolchain (without parser) took 1014.67ms. Allocated memory is still 88.1MB. Free memory was 64.5MB in the beginning and 44.0MB in the end (delta: 20.5MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-12-02 23:16:58,003 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:16:58,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.39ms. Allocated memory is still 88.1MB. Free memory was 64.3MB in the beginning and 52.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:16:58,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.36ms. Allocated memory is still 88.1MB. Free memory was 52.1MB in the beginning and 50.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:16:58,005 INFO L158 Benchmark]: Boogie Preprocessor took 35.52ms. Allocated memory is still 88.1MB. Free memory was 50.1MB in the beginning and 48.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:16:58,006 INFO L158 Benchmark]: RCFGBuilder took 668.08ms. Allocated memory is still 88.1MB. Free memory was 48.2MB in the beginning and 44.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:16:58,006 INFO L158 Benchmark]: CodeCheck took 13.64ms. Allocated memory is still 88.1MB. Free memory was 44.9MB in the beginning and 44.0MB in the end (delta: 898.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:16:58,010 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 0.37ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.39ms. Allocated memory is still 88.1MB. Free memory was 64.3MB in the beginning and 52.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.36ms. Allocated memory is still 88.1MB. Free memory was 52.1MB in the beginning and 50.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.52ms. Allocated memory is still 88.1MB. Free memory was 50.1MB in the beginning and 48.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 668.08ms. Allocated memory is still 88.1MB. Free memory was 48.2MB in the beginning and 44.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 13.64ms. Allocated memory is still 88.1MB. Free memory was 44.9MB in the beginning and 44.0MB in the end (delta: 898.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:16:58,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6103a86-d267-4fdd-823a-294a9c300e89/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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