./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.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_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/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_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/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_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/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 cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:21,900 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:21,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:58:21,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:58:21,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:58:22,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:22,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:22,022 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:22,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:22,023 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:58:22,024 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:58:22,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:58:22,025 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:22,026 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:58:22,026 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:58:22,027 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:58:22,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:22,028 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:58:22,029 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:58:22,030 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:22,030 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:22,031 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:22,032 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:22,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:22,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:22,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:22,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:22,035 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:58:22,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:58:22,036 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_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 [2023-11-19 02:58:22,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:22,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:22,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:22,415 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:22,416 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:22,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2023-11-19 02:58:25,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:26,176 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:26,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2023-11-19 02:58:26,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/data/d6aecdb6b/4afdf5e98dda4e9994590daf7aa100c6/FLAGb563cf24e [2023-11-19 02:58:26,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/data/d6aecdb6b/4afdf5e98dda4e9994590daf7aa100c6 [2023-11-19 02:58:26,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:26,221 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:26,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:26,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:26,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:26,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:26" (1/1) ... [2023-11-19 02:58:26,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cc8bcab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:26, skipping insertion in model container [2023-11-19 02:58:26,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:26" (1/1) ... [2023-11-19 02:58:26,292 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:26,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:26,868 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:27,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:27,124 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:27,125 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:27,135 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:58:27,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27 WrapperNode [2023-11-19 02:58:27,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:27,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:27,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:58:27,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:58:27,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,220 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 133 [2023-11-19 02:58:27,223 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:27,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:58:27,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:58:27,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:58:27,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,268 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:58:27,282 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:58:27,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:58:27,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:58:27,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:27" (1/1) ... [2023-11-19 02:58:27,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:27,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:58:27,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:58:27,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:58:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:58:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:58:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:58:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:58:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:58:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 02:58:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 02:58:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 02:58:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 02:58:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 02:58:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 02:58:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:58:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:58:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:58:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:58:27,377 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 02:58:27,528 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:58:27,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:58:27,980 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:58:28,188 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:58:28,189 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:58:28,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:28 BoogieIcfgContainer [2023-11-19 02:58:28,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:58:28,197 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:58:28,197 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:58:28,208 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:58:28,210 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:28" (1/1) ... [2023-11-19 02:58:28,211 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 02:58:28,222 INFO L158 Benchmark]: Toolchain (without parser) took 1999.03ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 90.5MB in the beginning and 119.9MB in the end (delta: -29.4MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-11-19 02:58:28,222 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 138.4MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:28,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 913.83ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 90.5MB in the beginning and 159.2MB in the end (delta: -68.8MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-11-19 02:58:28,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.53ms. Allocated memory is still 192.9MB. Free memory was 159.2MB in the beginning and 161.4MB in the end (delta: -2.2MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2023-11-19 02:58:28,226 INFO L158 Benchmark]: Boogie Preprocessor took 57.15ms. Allocated memory is still 192.9MB. Free memory was 161.4MB in the beginning and 159.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:28,227 INFO L158 Benchmark]: RCFGBuilder took 913.62ms. Allocated memory is still 192.9MB. Free memory was 159.3MB in the beginning and 120.8MB in the end (delta: 38.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 02:58:28,229 INFO L158 Benchmark]: CodeCheck took 21.93ms. Allocated memory is still 192.9MB. Free memory was 120.8MB in the beginning and 119.9MB in the end (delta: 886.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:28,239 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 138.4MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 913.83ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 90.5MB in the beginning and 159.2MB in the end (delta: -68.8MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.53ms. Allocated memory is still 192.9MB. Free memory was 159.2MB in the beginning and 161.4MB in the end (delta: -2.2MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.15ms. Allocated memory is still 192.9MB. Free memory was 161.4MB in the beginning and 159.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 913.62ms. Allocated memory is still 192.9MB. Free memory was 159.3MB in the beginning and 120.8MB in the end (delta: 38.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 21.93ms. Allocated memory is still 192.9MB. Free memory was 120.8MB in the beginning and 119.9MB in the end (delta: 886.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:58:28,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/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_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/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_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/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_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/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 cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:31,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:31,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:58:31,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:31,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:31,336 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:31,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:31,338 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:58:31,339 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:58:31,345 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:58:31,345 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:31,346 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:58:31,347 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:58:31,349 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:58:31,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:31,350 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:58:31,350 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:58:31,351 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:58:31,352 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:58:31,353 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:58:31,353 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:31,354 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:31,355 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:31,355 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:31,356 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:58:31,356 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:58:31,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:31,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:31,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:31,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:31,361 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:58:31,362 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:58:31,362 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:58:31,363 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:58:31,363 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_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 [2023-11-19 02:58:31,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:31,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:31,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:31,846 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:31,847 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:31,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2023-11-19 02:58:35,027 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:35,457 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:35,458 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2023-11-19 02:58:35,486 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/data/16b6cf425/78b876a954674b6abca4f91d53436332/FLAG864877394 [2023-11-19 02:58:35,510 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/data/16b6cf425/78b876a954674b6abca4f91d53436332 [2023-11-19 02:58:35,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:35,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:35,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:35,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:35,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:35,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:35" (1/1) ... [2023-11-19 02:58:35,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47b7026d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:35, skipping insertion in model container [2023-11-19 02:58:35,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:35" (1/1) ... [2023-11-19 02:58:35,591 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:36,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:36,144 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:36,242 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:36,308 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:36,308 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:36,316 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:58:36,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36 WrapperNode [2023-11-19 02:58:36,317 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:36,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:36,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:58:36,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:58:36,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,367 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,420 INFO L138 Inliner]: procedures = 179, calls = 55, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 134 [2023-11-19 02:58:36,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:36,422 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:58:36,422 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:58:36,422 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:58:36,432 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,450 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,450 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,477 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:58:36,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:58:36,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:58:36,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:58:36,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:36,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:58:36,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:58:36,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:58:36,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:58:36,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:58:36,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:58:36,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:58:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:58:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:58:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 02:58:36,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 02:58:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 02:58:36,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 02:58:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 02:58:36,607 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 02:58:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:58:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:58:36,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:58:36,609 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 02:58:36,868 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:58:36,870 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:58:37,291 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:58:37,543 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:58:37,543 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:58:37,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:37 BoogieIcfgContainer [2023-11-19 02:58:37,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:58:37,551 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:58:37,551 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:58:37,563 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:58:37,563 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:37" (1/1) ... [2023-11-19 02:58:37,564 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 02:58:37,571 INFO L158 Benchmark]: Toolchain (without parser) took 2051.95ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 58.4MB in the end (delta: 435.3kB). Peak memory consumption was 1.0MB. Max. memory is 16.1GB. [2023-11-19 02:58:37,572 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 56.6MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:37,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 797.21ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 54.6MB in the end (delta: 4.3MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-11-19 02:58:37,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.25ms. Allocated memory is still 83.9MB. Free memory was 54.6MB in the beginning and 52.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:37,575 INFO L158 Benchmark]: Boogie Preprocessor took 83.33ms. Allocated memory is still 83.9MB. Free memory was 52.1MB in the beginning and 50.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:37,577 INFO L158 Benchmark]: RCFGBuilder took 1043.68ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 59.0MB in the end (delta: -9.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:37,578 INFO L158 Benchmark]: CodeCheck took 18.41ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 58.4MB in the end (delta: 579.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:37,583 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 56.6MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 797.21ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 54.6MB in the end (delta: 4.3MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.25ms. Allocated memory is still 83.9MB. Free memory was 54.6MB in the beginning and 52.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.33ms. Allocated memory is still 83.9MB. Free memory was 52.1MB in the beginning and 50.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1043.68ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 59.0MB in the end (delta: -9.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 18.41ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 58.4MB in the end (delta: 579.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:58:37,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acc6cbb-d09d-49e8-8bd6-0d3e70fa3eb5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported