./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.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_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/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_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/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_7437dd89-68a5-4210-98b4-cb15ab408f40/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 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:22,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:22,427 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:07:22,438 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:22,443 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:22,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:22,467 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:22,468 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:22,469 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:22,470 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:22,470 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:22,471 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:22,472 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:22,472 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:22,473 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:22,474 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:22,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:22,475 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:22,476 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:22,476 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:22,477 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:22,478 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:22,478 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:22,479 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:22,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:22,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:22,481 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:22,482 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:22,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:22,483 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_7437dd89-68a5-4210-98b4-cb15ab408f40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 [2023-11-19 04:07:22,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:22,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:22,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:22,843 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:22,844 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:22,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2023-11-19 04:07:25,990 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:26,321 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:26,322 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2023-11-19 04:07:26,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/data/7684c1484/d9aed66c279a4c2488848a599f16cfae/FLAG233a0daca [2023-11-19 04:07:26,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/data/7684c1484/d9aed66c279a4c2488848a599f16cfae [2023-11-19 04:07:26,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:26,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:26,369 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:26,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:26,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:26,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:26" (1/1) ... [2023-11-19 04:07:26,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eefd555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:26, skipping insertion in model container [2023-11-19 04:07:26,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:26" (1/1) ... [2023-11-19 04:07:26,423 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:26,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:26,866 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:26,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:27,022 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:27,022 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:27,031 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:27,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27 WrapperNode [2023-11-19 04:07:27,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:27,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:27,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:27,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:27,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,085 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,131 INFO L138 Inliner]: procedures = 179, calls = 50, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 194 [2023-11-19 04:07:27,132 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:27,133 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:27,133 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:27,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:27,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,162 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,214 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:27,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:27,219 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:27,219 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:27,220 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:27" (1/1) ... [2023-11-19 04:07:27,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:27,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:27,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:27,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 04:07:27,315 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 04:07:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:07:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:07:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:27,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:27,320 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:07:27,554 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:27,558 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:28,162 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:28,565 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:28,565 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:07:28,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:28 BoogieIcfgContainer [2023-11-19 04:07:28,570 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:28,571 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:28,571 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:28,583 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:28,583 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:28" (1/1) ... [2023-11-19 04:07:28,584 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:07:28,589 INFO L158 Benchmark]: Toolchain (without parser) took 2219.51ms. Allocated memory is still 155.2MB. Free memory was 123.5MB in the beginning and 84.1MB in the end (delta: 39.4MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2023-11-19 04:07:28,589 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:28,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.26ms. Allocated memory is still 155.2MB. Free memory was 123.5MB in the beginning and 103.0MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:07:28,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.34ms. Allocated memory is still 155.2MB. Free memory was 102.5MB in the beginning and 100.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:28,592 INFO L158 Benchmark]: Boogie Preprocessor took 81.76ms. Allocated memory is still 155.2MB. Free memory was 100.4MB in the beginning and 98.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:28,592 INFO L158 Benchmark]: RCFGBuilder took 1354.99ms. Allocated memory is still 155.2MB. Free memory was 98.3MB in the beginning and 85.5MB in the end (delta: 12.9MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2023-11-19 04:07:28,593 INFO L158 Benchmark]: CodeCheck took 15.67ms. Allocated memory is still 155.2MB. Free memory was 85.5MB in the beginning and 84.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:28,597 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 0.33ms. Allocated memory is still 121.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.26ms. Allocated memory is still 155.2MB. Free memory was 123.5MB in the beginning and 103.0MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.34ms. Allocated memory is still 155.2MB. Free memory was 102.5MB in the beginning and 100.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.76ms. Allocated memory is still 155.2MB. Free memory was 100.4MB in the beginning and 98.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1354.99ms. Allocated memory is still 155.2MB. Free memory was 98.3MB in the beginning and 85.5MB in the end (delta: 12.9MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * CodeCheck took 15.67ms. Allocated memory is still 155.2MB. Free memory was 85.5MB in the beginning and 84.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:28,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/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_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/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_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/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_7437dd89-68a5-4210-98b4-cb15ab408f40/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 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:31,491 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:31,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:07:31,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:31,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:31,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:31,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:31,659 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:31,660 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:31,666 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:31,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:31,667 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:31,668 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:31,670 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:31,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:31,671 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:07:31,671 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:07:31,672 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:07:31,672 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:31,674 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:31,674 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:31,675 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:31,675 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:31,676 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:31,676 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:31,677 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:31,678 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:31,678 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:31,679 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:31,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:31,681 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:07:31,681 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:31,682 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:07:31,682 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:31,682 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_7437dd89-68a5-4210-98b4-cb15ab408f40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 [2023-11-19 04:07:32,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:32,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:32,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:32,217 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:32,218 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:32,219 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2023-11-19 04:07:35,725 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:36,160 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:36,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2023-11-19 04:07:36,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/data/8e8bd3f26/0215e8a8d33e437cb0834eece3c4697b/FLAGdc7e80940 [2023-11-19 04:07:36,202 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/data/8e8bd3f26/0215e8a8d33e437cb0834eece3c4697b [2023-11-19 04:07:36,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:36,207 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:36,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:36,209 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:36,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:36,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:36,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cfff858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36, skipping insertion in model container [2023-11-19 04:07:36,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:36,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:36,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:36,733 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:36,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:36,907 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:36,907 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:36,917 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:36,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36 WrapperNode [2023-11-19 04:07:36,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:36,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:36,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:36,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:36,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:36,984 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:37,040 INFO L138 Inliner]: procedures = 183, calls = 50, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 191 [2023-11-19 04:07:37,041 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:37,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:37,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:37,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:37,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:37,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:37,080 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:37,081 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:37,107 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:37,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:37,116 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:37,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:37,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:37,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:37,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:37,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:37,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36" (1/1) ... [2023-11-19 04:07:37,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:37,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:37,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:37,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:37,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:07:37,253 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 04:07:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 04:07:37,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:07:37,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:37,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:37,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:37,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:07:37,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:07:37,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:07:37,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:07:37,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:37,260 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:07:37,500 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:37,503 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:38,300 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:38,787 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:38,788 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:07:38,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:38 BoogieIcfgContainer [2023-11-19 04:07:38,797 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:38,799 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:38,799 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:38,811 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:38,812 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,813 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:07:38,820 INFO L158 Benchmark]: Toolchain (without parser) took 2611.79ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 52.9MB in the beginning and 70.1MB in the end (delta: -17.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-11-19 04:07:38,823 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:38,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 709.95ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 52.7MB in the beginning and 78.5MB in the end (delta: -25.7MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:38,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.23ms. Allocated memory is still 107.0MB. Free memory was 78.5MB in the beginning and 75.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:38,828 INFO L158 Benchmark]: Boogie Preprocessor took 91.45ms. Allocated memory is still 107.0MB. Free memory was 75.7MB in the beginning and 73.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:38,829 INFO L158 Benchmark]: RCFGBuilder took 1662.36ms. Allocated memory is still 107.0MB. Free memory was 73.6MB in the beginning and 70.9MB in the end (delta: 2.7MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:38,830 INFO L158 Benchmark]: CodeCheck took 18.48ms. Allocated memory is still 107.0MB. Free memory was 70.9MB in the beginning and 70.1MB in the end (delta: 822.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:38,842 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 709.95ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 52.7MB in the beginning and 78.5MB in the end (delta: -25.7MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.23ms. Allocated memory is still 107.0MB. Free memory was 78.5MB in the beginning and 75.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.45ms. Allocated memory is still 107.0MB. Free memory was 75.7MB in the beginning and 73.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1662.36ms. Allocated memory is still 107.0MB. Free memory was 73.6MB in the beginning and 70.9MB in the end (delta: 2.7MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * CodeCheck took 18.48ms. Allocated memory is still 107.0MB. Free memory was 70.9MB in the beginning and 70.1MB in the end (delta: 822.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:38,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7437dd89-68a5-4210-98b4-cb15ab408f40/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported