./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-node-symm.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_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/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_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/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_3a720149-47f5-484f-ac83-f80aae4172b8/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 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:58:29,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:58:29,871 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 02:58:29,876 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:58:29,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:58:29,898 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:58:29,899 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:58:29,900 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:58:29,900 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:58:29,901 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:58:29,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:58:29,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:58:29,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:58:29,903 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:58:29,904 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:58:29,904 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:58:29,905 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:58:29,905 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:58:29,906 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:58:29,906 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:58:29,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:58:29,908 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:58:29,908 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:58:29,909 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:58:29,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:58:29,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:58:29,910 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:58:29,911 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:58:29,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:58:29,911 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_3a720149-47f5-484f-ac83-f80aae4172b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-12-03 02:58:30,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:58:30,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:58:30,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:58:30,157 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:58:30,157 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:58:30,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-12-03 02:58:32,955 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:58:33,129 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:58:33,130 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-12-03 02:58:33,138 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/data/19ea4f212/d36abb1dc0cd4e0b9606db12f425132f/FLAGf8046be0e [2023-12-03 02:58:33,152 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/data/19ea4f212/d36abb1dc0cd4e0b9606db12f425132f [2023-12-03 02:58:33,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:58:33,156 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:58:33,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:58:33,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:58:33,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:58:33,161 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef0f96d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33, skipping insertion in model container [2023-12-03 02:58:33,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,188 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:58:33,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:33,379 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:58:33,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:33,425 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:58:33,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33 WrapperNode [2023-12-03 02:58:33,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:58:33,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:58:33,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:58:33,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:58:33,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,443 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,477 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 19, calls inlined = 25, statements flattened = 301 [2023-12-03 02:58:33,478 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:58:33,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:58:33,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:58:33,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:58:33,489 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,495 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,508 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:58:33,524 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:58:33,524 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:58:33,524 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:58:33,525 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:33" (1/1) ... [2023-12-03 02:58:33,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:58:33,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:58:33,557 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:58:33,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:58:33,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:58:33,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:58:33,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:58:33,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:58:33,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:58:33,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:58:33,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:58:33,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:58:33,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:58:33,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:58:33,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:58:33,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:58:33,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:58:33,593 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:58:33,703 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:58:33,706 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:58:34,251 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:58:34,269 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:58:34,269 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 02:58:34,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:58:34 BoogieIcfgContainer [2023-12-03 02:58:34,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:58:34,272 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:58:34,272 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:58:34,283 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:58:34,283 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:58:34" (1/1) ... [2023-12-03 02:58:34,284 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:58:34,289 INFO L158 Benchmark]: Toolchain (without parser) took 1131.92ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 110.9MB in the beginning and 160.1MB in the end (delta: -49.2MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2023-12-03 02:58:34,289 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 151.0MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:58:34,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.16ms. Allocated memory is still 151.0MB. Free memory was 110.9MB in the beginning and 98.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:58:34,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.24ms. Allocated memory is still 151.0MB. Free memory was 98.3MB in the beginning and 95.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:58:34,291 INFO L158 Benchmark]: Boogie Preprocessor took 44.84ms. Allocated memory is still 151.0MB. Free memory was 95.7MB in the beginning and 93.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:58:34,292 INFO L158 Benchmark]: RCFGBuilder took 747.32ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 93.1MB in the beginning and 161.2MB in the end (delta: -68.1MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-12-03 02:58:34,293 INFO L158 Benchmark]: CodeCheck took 14.38ms. Allocated memory is still 201.3MB. Free memory was 161.2MB in the beginning and 160.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:58:34,297 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 0.23ms. Allocated memory is still 151.0MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.16ms. Allocated memory is still 151.0MB. Free memory was 110.9MB in the beginning and 98.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.24ms. Allocated memory is still 151.0MB. Free memory was 98.3MB in the beginning and 95.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.84ms. Allocated memory is still 151.0MB. Free memory was 95.7MB in the beginning and 93.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 747.32ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 93.1MB in the beginning and 161.2MB in the end (delta: -68.1MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * CodeCheck took 14.38ms. Allocated memory is still 201.3MB. Free memory was 161.2MB in the beginning and 160.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:58:34,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/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_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/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_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/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_3a720149-47f5-484f-ac83-f80aae4172b8/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 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:58:36,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:58:36,311 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 02:58:36,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:58:36,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:58:36,344 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:58:36,345 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:58:36,345 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:58:36,346 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:58:36,346 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:58:36,347 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:58:36,347 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:58:36,348 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:58:36,348 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:58:36,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:58:36,349 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:58:36,350 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:58:36,350 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:58:36,351 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:58:36,351 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:58:36,352 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:58:36,353 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:58:36,353 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:58:36,353 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:58:36,354 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:36,354 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:58:36,355 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:58:36,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:58:36,356 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:58:36,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:58:36,356 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:58:36,357 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:36,357 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:58:36,358 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:58:36,358 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_3a720149-47f5-484f-ac83-f80aae4172b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-12-03 02:58:36,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:58:36,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:58:36,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:58:36,676 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:58:36,676 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:58:36,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-12-03 02:58:39,473 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:58:39,691 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:58:39,692 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-12-03 02:58:39,700 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/data/7dc12f961/cb9e2f56769347a996042d9abf6886bb/FLAGa7b502af2 [2023-12-03 02:58:39,713 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/data/7dc12f961/cb9e2f56769347a996042d9abf6886bb [2023-12-03 02:58:39,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:58:39,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:58:39,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:58:39,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:58:39,723 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:58:39,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:58:39" (1/1) ... [2023-12-03 02:58:39,725 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45aaa3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:39, skipping insertion in model container [2023-12-03 02:58:39,725 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:58:39" (1/1) ... [2023-12-03 02:58:39,749 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:58:39,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:39,939 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:58:39,944 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:58:39,970 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:39,977 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:58:40,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:40,026 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:58:40,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40 WrapperNode [2023-12-03 02:58:40,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:58:40,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:58:40,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:58:40,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:58:40,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,081 INFO L138 Inliner]: procedures = 28, calls = 51, calls flagged for inlining = 19, calls inlined = 25, statements flattened = 289 [2023-12-03 02:58:40,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:58:40,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:58:40,082 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:58:40,082 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:58:40,092 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,118 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,123 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,126 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:58:40,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:58:40,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:58:40,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:58:40,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:40" (1/1) ... [2023-12-03 02:58:40,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:58:40,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:58:40,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:58:40,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:58:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:58:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 02:58:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:58:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:58:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:58:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:58:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:58:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:58:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:58:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:58:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:58:40,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:58:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-03 02:58:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:58:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:58:40,209 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:58:40,333 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:58:40,335 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:58:41,107 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:58:41,123 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:58:41,123 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 02:58:41,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:58:41 BoogieIcfgContainer [2023-12-03 02:58:41,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:58:41,127 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:58:41,127 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:58:41,134 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:58:41,134 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:58:41" (1/1) ... [2023-12-03 02:58:41,135 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:58:41,139 INFO L158 Benchmark]: Toolchain (without parser) took 1421.19ms. Allocated memory is still 111.1MB. Free memory was 87.5MB in the beginning and 60.5MB in the end (delta: 27.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-12-03 02:58:41,140 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 47.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:58:41,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.05ms. Allocated memory is still 111.1MB. Free memory was 87.2MB in the beginning and 72.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 02:58:41,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.14ms. Allocated memory is still 111.1MB. Free memory was 72.2MB in the beginning and 69.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:58:41,141 INFO L158 Benchmark]: Boogie Preprocessor took 52.47ms. Allocated memory is still 111.1MB. Free memory was 69.4MB in the beginning and 66.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:58:41,142 INFO L158 Benchmark]: RCFGBuilder took 990.31ms. Allocated memory is still 111.1MB. Free memory was 66.6MB in the beginning and 62.0MB in the end (delta: 4.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-12-03 02:58:41,143 INFO L158 Benchmark]: CodeCheck took 11.12ms. Allocated memory is still 111.1MB. Free memory was 62.0MB in the beginning and 60.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:58:41,146 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 67.1MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 47.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.05ms. Allocated memory is still 111.1MB. Free memory was 87.2MB in the beginning and 72.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.14ms. Allocated memory is still 111.1MB. Free memory was 72.2MB in the beginning and 69.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.47ms. Allocated memory is still 111.1MB. Free memory was 69.4MB in the beginning and 66.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 990.31ms. Allocated memory is still 111.1MB. Free memory was 66.6MB in the beginning and 62.0MB in the end (delta: 4.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 11.12ms. Allocated memory is still 111.1MB. Free memory was 62.0MB in the beginning and 60.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:58:41,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a720149-47f5-484f-ac83-f80aae4172b8/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