./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/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_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/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_7b794506-09cc-4b03-ba88-46cafd2f85ea/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 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:01,174 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:01,292 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:08:01,302 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:01,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:01,343 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:01,345 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:01,346 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:01,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:01,354 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:01,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:01,356 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:01,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:01,358 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:08:01,359 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:08:01,359 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:08:01,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:01,360 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:01,361 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:01,361 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:01,362 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:01,362 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:01,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:01,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:01,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:01,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:01,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:01,366 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:01,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:01,367 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_7b794506-09cc-4b03-ba88-46cafd2f85ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 [2023-11-19 04:08:01,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:01,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:01,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:01,754 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:01,754 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:01,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2023-11-19 04:08:04,918 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:05,185 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:05,186 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2023-11-19 04:08:05,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/data/8459db429/8cb0c1129c524a048e6384e23145f708/FLAG99f0e30e4 [2023-11-19 04:08:05,226 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/data/8459db429/8cb0c1129c524a048e6384e23145f708 [2023-11-19 04:08:05,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:05,233 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:05,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:05,235 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:05,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:05,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,243 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c3f229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05, skipping insertion in model container [2023-11-19 04:08:05,243 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,308 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:05,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:05,774 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:05,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:05,849 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:05,850 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:05,857 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:05,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05 WrapperNode [2023-11-19 04:08:05,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:05,859 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:05,859 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:05,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:05,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,907 INFO L138 Inliner]: procedures = 172, calls = 40, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 110 [2023-11-19 04:08:05,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:05,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:05,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:05,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:05,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,921 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,940 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:05,948 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:05,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:05,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:05,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:05,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:05,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:06,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 04:08:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 04:08:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:08:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:06,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:08:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:06,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:06,032 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 04:08:06,227 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:06,229 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:06,522 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:06,761 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:06,762 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:08:06,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:06 BoogieIcfgContainer [2023-11-19 04:08:06,766 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:06,767 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:06,767 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:06,777 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:06,778 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:06" (1/1) ... [2023-11-19 04:08:06,779 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 04:08:06,783 INFO L158 Benchmark]: Toolchain (without parser) took 1549.34ms. Allocated memory is still 144.7MB. Free memory was 98.5MB in the beginning and 79.0MB in the end (delta: 19.6MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:06,784 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:06,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.22ms. Allocated memory is still 144.7MB. Free memory was 98.5MB in the beginning and 78.4MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:08:06,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.83ms. Allocated memory is still 144.7MB. Free memory was 78.4MB in the beginning and 76.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:06,786 INFO L158 Benchmark]: Boogie Preprocessor took 39.17ms. Allocated memory is still 144.7MB. Free memory was 76.4MB in the beginning and 74.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:06,787 INFO L158 Benchmark]: RCFGBuilder took 817.72ms. Allocated memory is still 144.7MB. Free memory was 74.7MB in the beginning and 79.9MB in the end (delta: -5.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:08:06,788 INFO L158 Benchmark]: CodeCheck took 14.62ms. Allocated memory is still 144.7MB. Free memory was 79.9MB in the beginning and 79.0MB in the end (delta: 874.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:06,791 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.22ms. Allocated memory is still 144.7MB. Free memory was 98.5MB in the beginning and 78.4MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.83ms. Allocated memory is still 144.7MB. Free memory was 78.4MB in the beginning and 76.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.17ms. Allocated memory is still 144.7MB. Free memory was 76.4MB in the beginning and 74.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 817.72ms. Allocated memory is still 144.7MB. Free memory was 74.7MB in the beginning and 79.9MB in the end (delta: -5.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 14.62ms. Allocated memory is still 144.7MB. Free memory was 79.9MB in the beginning and 79.0MB in the end (delta: 874.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:06,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/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_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/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_7b794506-09cc-4b03-ba88-46cafd2f85ea/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 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:09,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:09,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:08:09,788 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:09,790 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:09,790 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:09,791 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:09,792 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:09,792 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:09,793 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:09,794 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:09,794 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:08:09,795 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:08:09,795 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:08:09,796 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:09,796 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:08:09,797 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:08:09,797 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:08:09,798 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:09,798 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:09,799 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:09,802 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:09,802 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:09,803 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:09,803 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:09,804 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:09,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:09,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:09,806 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:09,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:09,807 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:08:09,808 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:09,808 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:08:09,809 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:09,809 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_7b794506-09cc-4b03-ba88-46cafd2f85ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 [2023-11-19 04:08:10,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:10,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:10,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:10,272 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:10,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:10,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2023-11-19 04:08:13,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:13,742 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:13,743 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2023-11-19 04:08:13,777 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/data/fb711be85/c2636686440647abbbf39c91c627b95a/FLAGbd6affe90 [2023-11-19 04:08:13,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/data/fb711be85/c2636686440647abbbf39c91c627b95a [2023-11-19 04:08:13,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:13,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:13,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:13,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:13,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:13,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:13" (1/1) ... [2023-11-19 04:08:13,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b28fd8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:13, skipping insertion in model container [2023-11-19 04:08:13,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:13" (1/1) ... [2023-11-19 04:08:13,859 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:14,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:14,306 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:14,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:14,452 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:14,452 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:14,460 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:14,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14 WrapperNode [2023-11-19 04:08:14,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:14,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:14,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:14,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:14,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,525 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,566 INFO L138 Inliner]: procedures = 176, calls = 40, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 111 [2023-11-19 04:08:14,567 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:14,568 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:14,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:14,568 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:14,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,595 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,623 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,627 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,629 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:14,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:14,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:14,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:14,648 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:14,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:14,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:14,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:14,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:08:14,732 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 04:08:14,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 04:08:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:08:14,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:14,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:08:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:08:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:08:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:08:14,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:14,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:14,737 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 04:08:14,962 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:14,964 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:15,343 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:15,598 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:15,598 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:08:15,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:15 BoogieIcfgContainer [2023-11-19 04:08:15,606 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:15,607 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:15,607 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:15,618 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:15,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:15" (1/1) ... [2023-11-19 04:08:15,619 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 04:08:15,626 INFO L158 Benchmark]: Toolchain (without parser) took 1825.00ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 56.2MB in the beginning and 82.5MB in the end (delta: -26.3MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,628 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 57.4MB in the end (delta: 154.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 660.67ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 57.3MB in the end (delta: -1.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.90ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 55.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,631 INFO L158 Benchmark]: Boogie Preprocessor took 67.84ms. Allocated memory is still 81.8MB. Free memory was 54.8MB in the beginning and 53.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,632 INFO L158 Benchmark]: RCFGBuilder took 969.74ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 53.1MB in the beginning and 83.7MB in the end (delta: -30.6MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,633 INFO L158 Benchmark]: CodeCheck took 16.38ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 82.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,644 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 0.69ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 57.4MB in the end (delta: 154.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 660.67ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 57.3MB in the end (delta: -1.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.90ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 55.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.84ms. Allocated memory is still 81.8MB. Free memory was 54.8MB in the beginning and 53.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 969.74ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 53.1MB in the beginning and 83.7MB in the end (delta: -30.6MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * CodeCheck took 16.38ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 82.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:15,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b794506-09cc-4b03-ba88-46cafd2f85ea/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