./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:33,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:34,089 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:07:34,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:34,100 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:34,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:34,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:34,143 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:34,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:34,145 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:34,145 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:34,146 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:34,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:34,147 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:34,148 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:34,148 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:34,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:34,150 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:34,150 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:34,151 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:34,151 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:34,152 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:34,153 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:34,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:34,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:34,154 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:34,155 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:34,155 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:34,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:34,156 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_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2023-11-19 04:07:34,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:34,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:34,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:34,479 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:34,479 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:34,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2023-11-19 04:07:37,540 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:37,806 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:37,807 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2023-11-19 04:07:37,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/data/ae7e37c57/b763db60cdac427ea437ee7329d90aec/FLAG0e1c4727a [2023-11-19 04:07:37,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/data/ae7e37c57/b763db60cdac427ea437ee7329d90aec [2023-11-19 04:07:37,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:37,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:37,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:37,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:37,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:37,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:37" (1/1) ... [2023-11-19 04:07:37,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a522fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:37, skipping insertion in model container [2023-11-19 04:07:37,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:37" (1/1) ... [2023-11-19 04:07:37,877 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:38,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:38,086 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:38,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:38,131 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:38,132 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:38,138 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:38,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38 WrapperNode [2023-11-19 04:07:38,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:38,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:38,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:38,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:38,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,192 INFO L138 Inliner]: procedures = 26, calls = 56, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 272 [2023-11-19 04:07:38,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:38,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:38,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:38,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:38,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,232 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,235 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:38,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:38,244 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:38,244 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:38,245 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:38,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:38,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:38,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:38,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:38,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:38,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:07:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:07:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:07:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:07:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:07:38,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:07:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:07:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:07:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:07:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:38,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:38,313 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:07:38,434 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:38,436 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:39,002 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:39,234 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:39,234 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 04:07:39,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:39 BoogieIcfgContainer [2023-11-19 04:07:39,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:39,254 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:39,255 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:39,263 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:39,263 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,264 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:07:39,268 INFO L158 Benchmark]: Toolchain (without parser) took 1425.98ms. Allocated memory is still 180.4MB. Free memory was 150.2MB in the beginning and 134.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-19 04:07:39,268 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 125.8MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:39,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.97ms. Allocated memory is still 180.4MB. Free memory was 150.2MB in the beginning and 137.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:07:39,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.48ms. Allocated memory is still 180.4MB. Free memory was 137.3MB in the beginning and 134.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:39,270 INFO L158 Benchmark]: Boogie Preprocessor took 49.19ms. Allocated memory is still 180.4MB. Free memory was 134.7MB in the beginning and 132.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:39,271 INFO L158 Benchmark]: RCFGBuilder took 1009.79ms. Allocated memory is still 180.4MB. Free memory was 132.6MB in the beginning and 135.9MB in the end (delta: -3.3MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2023-11-19 04:07:39,271 INFO L158 Benchmark]: CodeCheck took 11.64ms. Allocated memory is still 180.4MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:39,275 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 0.16ms. Allocated memory is still 125.8MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.97ms. Allocated memory is still 180.4MB. Free memory was 150.2MB in the beginning and 137.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.48ms. Allocated memory is still 180.4MB. Free memory was 137.3MB in the beginning and 134.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.19ms. Allocated memory is still 180.4MB. Free memory was 134.7MB in the beginning and 132.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1009.79ms. Allocated memory is still 180.4MB. Free memory was 132.6MB in the beginning and 135.9MB in the end (delta: -3.3MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * CodeCheck took 11.64ms. Allocated memory is still 180.4MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:39,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/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 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_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:41,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:41,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:07:42,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:42,023 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:42,024 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:42,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:42,025 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:42,026 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:42,026 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:42,027 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:42,027 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:42,028 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:42,029 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:42,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:42,030 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:07:42,030 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:07:42,031 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:07:42,032 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:42,032 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:42,033 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:42,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:42,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:42,035 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:42,035 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:42,036 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:42,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:42,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:42,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:42,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:42,039 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:07:42,039 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:42,040 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:07:42,040 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:42,040 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_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2023-11-19 04:07:42,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:42,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:42,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:42,479 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:42,479 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:42,482 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2023-11-19 04:07:45,724 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:46,039 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:46,040 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2023-11-19 04:07:46,048 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/data/536bd1ea3/9096b38b5008488395019b77e7b513a6/FLAG302794bf7 [2023-11-19 04:07:46,062 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/data/536bd1ea3/9096b38b5008488395019b77e7b513a6 [2023-11-19 04:07:46,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:46,067 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:46,068 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:46,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:46,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:46,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e7557e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46, skipping insertion in model container [2023-11-19 04:07:46,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,106 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:46,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:46,354 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 04:07:46,359 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:46,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:46,390 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:46,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:46,435 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:46,435 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:46,444 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:46,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46 WrapperNode [2023-11-19 04:07:46,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:46,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:46,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:46,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:46,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,469 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,518 INFO L138 Inliner]: procedures = 28, calls = 56, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 265 [2023-11-19 04:07:46,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:46,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:46,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:46,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:46,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,598 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:46,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:46,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:46,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:46,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:46" (1/1) ... [2023-11-19 04:07:46,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:46,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:46,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:46,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:46,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:07:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:07:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:07:46,717 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:07:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:07:46,718 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:07:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:07:46,718 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:07:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:07:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:07:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:07:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:07:46,724 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:07:46,900 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:46,902 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:47,529 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:47,787 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:47,787 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 04:07:47,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:47 BoogieIcfgContainer [2023-11-19 04:07:47,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:47,794 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:47,794 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:47,804 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:47,805 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:47" (1/1) ... [2023-11-19 04:07:47,806 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:07:47,810 INFO L158 Benchmark]: Toolchain (without parser) took 1742.54ms. Allocated memory is still 113.2MB. Free memory was 88.9MB in the beginning and 65.5MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:47,811 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 73.4MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:47,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.43ms. Allocated memory is still 113.2MB. Free memory was 88.9MB in the beginning and 74.0MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:07:47,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.71ms. Allocated memory is still 113.2MB. Free memory was 73.8MB in the beginning and 71.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:47,813 INFO L158 Benchmark]: Boogie Preprocessor took 94.31ms. Allocated memory is still 113.2MB. Free memory was 71.4MB in the beginning and 69.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:47,813 INFO L158 Benchmark]: RCFGBuilder took 1173.00ms. Allocated memory is still 113.2MB. Free memory was 69.2MB in the beginning and 66.5MB in the end (delta: 2.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:47,814 INFO L158 Benchmark]: CodeCheck took 14.78ms. Allocated memory is still 113.2MB. Free memory was 66.0MB in the beginning and 65.5MB in the end (delta: 529.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:47,817 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 0.71ms. Allocated memory is still 73.4MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.43ms. Allocated memory is still 113.2MB. Free memory was 88.9MB in the beginning and 74.0MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.71ms. Allocated memory is still 113.2MB. Free memory was 73.8MB in the beginning and 71.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.31ms. Allocated memory is still 113.2MB. Free memory was 71.4MB in the beginning and 69.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1173.00ms. Allocated memory is still 113.2MB. Free memory was 69.2MB in the beginning and 66.5MB in the end (delta: 2.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * CodeCheck took 14.78ms. Allocated memory is still 113.2MB. Free memory was 66.0MB in the beginning and 65.5MB in the end (delta: 529.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:47,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40037fc0-7c80-48aa-8c88-c6e37d04c961/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported