./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 527bcce2 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_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2 --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 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:44:22,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:44:23,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-21 18:44:23,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:44:23,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:44:23,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:44:23,058 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:44:23,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:44:23,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:44:23,060 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:44:23,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:44:23,062 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:44:23,062 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:44:23,063 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:44:23,064 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:44:23,064 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:44:23,065 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:44:23,066 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:44:23,066 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:44:23,067 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:44:23,067 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:44:23,068 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:44:23,069 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:44:23,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:44:23,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:23,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:44:23,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:44:23,072 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:44:23,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:44:23,073 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_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 [2023-11-21 18:44:23,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:44:23,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:44:23,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:44:23,442 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:44:23,443 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:44:23,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-21 18:44:26,563 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:44:26,919 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:44:26,928 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-21 18:44:26,949 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/data/bc1ac30a6/3352c558eb7e42639a84c1562e88c85d/FLAG0ee7d9467 [2023-11-21 18:44:26,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/data/bc1ac30a6/3352c558eb7e42639a84c1562e88c85d [2023-11-21 18:44:26,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:44:26,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:44:26,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:26,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:44:26,990 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:44:26,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:26" (1/1) ... [2023-11-21 18:44:26,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bca9a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:26, skipping insertion in model container [2023-11-21 18:44:26,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:26" (1/1) ... [2023-11-21 18:44:27,061 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:44:27,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:27,544 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:44:27,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:27,667 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:27,668 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:27,676 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:44:27,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27 WrapperNode [2023-11-21 18:44:27,677 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:27,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:27,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:44:27,679 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:44:27,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,762 INFO L138 Inliner]: procedures = 166, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 109 [2023-11-21 18:44:27,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:27,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:44:27,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:44:27,764 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:44:27,778 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,793 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,794 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,816 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:44:27,829 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:44:27,829 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:44:27,829 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:44:27,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:27" (1/1) ... [2023-11-21 18:44:27,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:27,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:44:27,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:44:27,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:44:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-11-21 18:44:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:44:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:44:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-11-21 18:44:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:44:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:44:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-21 18:44:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-21 18:44:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:44:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-11-21 18:44:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:44:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:44:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:44:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:44:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:44:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-21 18:44:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-21 18:44:27,943 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:44:28,184 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:44:28,187 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:44:28,523 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:44:28,556 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:44:28,557 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:44:28,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:28 BoogieIcfgContainer [2023-11-21 18:44:28,559 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:44:28,560 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:44:28,561 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:44:28,573 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:44:28,573 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:28" (1/1) ... [2023-11-21 18:44:28,574 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) [2023-11-21 18:44:28,580 INFO L158 Benchmark]: Toolchain (without parser) took 1599.31ms. Allocated memory was 127.9MB in the beginning and 165.7MB in the end (delta: 37.7MB). Free memory was 80.4MB in the beginning and 116.9MB in the end (delta: -36.4MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2023-11-21 18:44:28,580 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:44:28,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 693.57ms. Allocated memory is still 127.9MB. Free memory was 80.2MB in the beginning and 60.3MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:44:28,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.05ms. Allocated memory was 127.9MB in the beginning and 165.7MB in the end (delta: 37.7MB). Free memory was 60.1MB in the beginning and 134.8MB in the end (delta: -74.7MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-21 18:44:28,583 INFO L158 Benchmark]: Boogie Preprocessor took 64.71ms. Allocated memory is still 165.7MB. Free memory was 134.7MB in the beginning and 137.1MB in the end (delta: -2.4MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-11-21 18:44:28,584 INFO L158 Benchmark]: RCFGBuilder took 730.36ms. Allocated memory is still 165.7MB. Free memory was 137.1MB in the beginning and 118.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:44:28,585 INFO L158 Benchmark]: CodeCheck took 17.31ms. Allocated memory is still 165.7MB. Free memory was 117.5MB in the beginning and 116.9MB in the end (delta: 654.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:44:28,590 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 0.36ms. Allocated memory is still 127.9MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 693.57ms. Allocated memory is still 127.9MB. Free memory was 80.2MB in the beginning and 60.3MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.05ms. Allocated memory was 127.9MB in the beginning and 165.7MB in the end (delta: 37.7MB). Free memory was 60.1MB in the beginning and 134.8MB in the end (delta: -74.7MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.71ms. Allocated memory is still 165.7MB. Free memory was 134.7MB in the beginning and 137.1MB in the end (delta: -2.4MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * RCFGBuilder took 730.36ms. Allocated memory is still 165.7MB. Free memory was 137.1MB in the beginning and 118.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 17.31ms. Allocated memory is still 165.7MB. Free memory was 117.5MB in the beginning and 116.9MB in the end (delta: 654.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:44:28,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2 --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 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:44:31,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:44:31,229 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-21 18:44:31,289 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:44:31,291 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:44:31,292 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:44:31,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:44:31,293 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:44:31,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:44:31,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:44:31,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:44:31,301 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:44:31,301 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:44:31,303 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:44:31,303 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:44:31,304 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:44:31,304 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:44:31,305 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:44:31,305 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:44:31,306 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:44:31,306 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:44:31,307 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:44:31,307 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:44:31,307 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:44:31,308 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:44:31,308 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:44:31,309 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:44:31,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:31,310 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:44:31,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:44:31,312 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:44:31,312 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:44:31,313 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:44:31,313 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:44:31,313 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_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 [2023-11-21 18:44:31,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:44:31,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:44:31,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:44:31,716 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:44:31,717 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:44:31,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-21 18:44:35,011 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:44:35,355 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:44:35,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-21 18:44:35,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/data/d6a181c64/85b20f7b8a7f4453a979ac3caf12f1af/FLAG6c836f0b7 [2023-11-21 18:44:35,386 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/data/d6a181c64/85b20f7b8a7f4453a979ac3caf12f1af [2023-11-21 18:44:35,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:44:35,390 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:44:35,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:35,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:44:35,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:44:35,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:35" (1/1) ... [2023-11-21 18:44:35,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589ddbe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:35, skipping insertion in model container [2023-11-21 18:44:35,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:35" (1/1) ... [2023-11-21 18:44:35,457 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:44:35,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:35,939 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:44:36,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:36,066 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:36,066 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:36,075 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:44:36,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36 WrapperNode [2023-11-21 18:44:36,075 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:36,077 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:36,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:44:36,078 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:44:36,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,172 INFO L138 Inliner]: procedures = 170, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 110 [2023-11-21 18:44:36,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:36,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:44:36,176 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:44:36,176 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:44:36,186 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:44:36,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:44:36,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:44:36,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:44:36,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:36" (1/1) ... [2023-11-21 18:44:36,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:36,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:44:36,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:44:36,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:44:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-11-21 18:44:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:44:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-11-21 18:44:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:44:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:44:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-21 18:44:36,373 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-21 18:44:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:44:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-11-21 18:44:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:44:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:44:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:44:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:44:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:44:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:44:36,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:44:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-21 18:44:36,376 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-21 18:44:36,378 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:44:36,631 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:44:36,634 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:44:37,096 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:44:37,143 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:44:37,144 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:44:37,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:37 BoogieIcfgContainer [2023-11-21 18:44:37,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:44:37,150 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:44:37,150 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:44:37,161 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:44:37,162 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:37" (1/1) ... [2023-11-21 18:44:37,163 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) [2023-11-21 18:44:37,169 INFO L158 Benchmark]: Toolchain (without parser) took 1778.25ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 64.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:44:37,170 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:44:37,171 INFO L158 Benchmark]: CACSL2BoogieTranslator took 683.74ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 61.7MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:44:37,171 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.74ms. Allocated memory is still 109.1MB. Free memory was 61.7MB in the beginning and 59.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:44:37,173 INFO L158 Benchmark]: Boogie Preprocessor took 60.61ms. Allocated memory is still 109.1MB. Free memory was 59.2MB in the beginning and 86.8MB in the end (delta: -27.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:44:37,174 INFO L158 Benchmark]: RCFGBuilder took 912.17ms. Allocated memory is still 109.1MB. Free memory was 86.8MB in the beginning and 65.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:44:37,175 INFO L158 Benchmark]: CodeCheck took 18.06ms. Allocated memory is still 109.1MB. Free memory was 65.3MB in the beginning and 64.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:44:37,185 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 0.51ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 683.74ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 61.7MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.74ms. Allocated memory is still 109.1MB. Free memory was 61.7MB in the beginning and 59.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.61ms. Allocated memory is still 109.1MB. Free memory was 59.2MB in the beginning and 86.8MB in the end (delta: -27.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 912.17ms. Allocated memory is still 109.1MB. Free memory was 86.8MB in the beginning and 65.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 18.06ms. Allocated memory is still 109.1MB. Free memory was 65.3MB in the beginning and 64.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:44:37,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8942314-d676-40e8-b5c1-284573df1c47/bin/ukojak-verify-i0I2FZA1j2/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