./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi --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 afd4dff22cd4af07bd40593cdae3d07b68e9e49be619064a67ffd75ffa5bf4b2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:04:34,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:04:34,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:04:34,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:04:34,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:04:35,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:04:35,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:04:35,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:04:35,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:04:35,047 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:04:35,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:04:35,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:04:35,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:04:35,051 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:04:35,052 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:04:35,052 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:04:35,053 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:04:35,053 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:04:35,054 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:04:35,054 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:04:35,055 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:04:35,056 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:04:35,056 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:04:35,057 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:04:35,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:35,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:04:35,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:04:35,059 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:04:35,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:04:35,060 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_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afd4dff22cd4af07bd40593cdae3d07b68e9e49be619064a67ffd75ffa5bf4b2 [2023-11-24 23:04:35,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:04:35,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:04:35,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:04:35,420 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:04:35,421 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:04:35,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2023-11-24 23:04:38,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:04:38,923 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:04:38,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2023-11-24 23:04:38,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/data/66cf1d59d/869bdd8f1a194911963aa3dc2816fdcb/FLAG3a74037c0 [2023-11-24 23:04:38,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/data/66cf1d59d/869bdd8f1a194911963aa3dc2816fdcb [2023-11-24 23:04:38,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:04:38,959 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:04:38,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:38,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:04:38,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:04:38,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:38" (1/1) ... [2023-11-24 23:04:38,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a265a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:38, skipping insertion in model container [2023-11-24 23:04:38,972 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:38" (1/1) ... [2023-11-24 23:04:39,001 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:04:39,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:39,192 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:04:39,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:39,225 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:04:39,225 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:04:39,231 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:04:39,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39 WrapperNode [2023-11-24 23:04:39,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:39,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:39,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:04:39,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:04:39,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,280 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 10, calls inlined = 16, statements flattened = 157 [2023-11-24 23:04:39,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:39,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:04:39,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:04:39,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:04:39,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,295 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,307 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,309 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:04:39,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:04:39,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:04:39,314 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:04:39,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:39" (1/1) ... [2023-11-24 23:04:39,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:39,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:04:39,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:04:39,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:04:39,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:04:39,403 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:04:39,403 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:04:39,403 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:04:39,403 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:04:39,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:04:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:04:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:04:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:04:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:04:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:04:39,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:04:39,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:04:39,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:04:39,407 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:04:39,508 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:04:39,510 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:04:39,944 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:04:40,359 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:04:40,359 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:04:40,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:40 BoogieIcfgContainer [2023-11-24 23:04:40,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:04:40,363 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:04:40,363 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:04:40,376 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:04:40,376 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:40" (1/1) ... [2023-11-24 23:04:40,377 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) [2023-11-24 23:04:40,386 INFO L158 Benchmark]: Toolchain (without parser) took 1424.93ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 91.0MB in the beginning and 115.7MB in the end (delta: -24.7MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-24 23:04:40,387 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:04:40,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.42ms. Allocated memory is still 132.1MB. Free memory was 90.5MB in the beginning and 79.1MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:04:40,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.85ms. Allocated memory is still 132.1MB. Free memory was 79.1MB in the beginning and 77.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:04:40,391 INFO L158 Benchmark]: Boogie Preprocessor took 32.13ms. Allocated memory is still 132.1MB. Free memory was 77.0MB in the beginning and 75.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:04:40,394 INFO L158 Benchmark]: RCFGBuilder took 1048.65ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 75.4MB in the beginning and 116.7MB in the end (delta: -41.3MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-11-24 23:04:40,396 INFO L158 Benchmark]: CodeCheck took 19.80ms. Allocated memory is still 169.9MB. Free memory was 116.7MB in the beginning and 115.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:04:40,409 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.42ms. Allocated memory is still 132.1MB. Free memory was 90.5MB in the beginning and 79.1MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.85ms. Allocated memory is still 132.1MB. Free memory was 79.1MB in the beginning and 77.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.13ms. Allocated memory is still 132.1MB. Free memory was 77.0MB in the beginning and 75.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1048.65ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 75.4MB in the beginning and 116.7MB in the end (delta: -41.3MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * CodeCheck took 19.80ms. Allocated memory is still 169.9MB. Free memory was 116.7MB in the beginning and 115.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:04:40,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi --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 afd4dff22cd4af07bd40593cdae3d07b68e9e49be619064a67ffd75ffa5bf4b2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:04:43,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:04:43,477 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:04:43,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:04:43,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:04:43,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:04:43,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:04:43,553 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:04:43,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:04:43,564 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:04:43,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:04:43,566 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:04:43,566 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:04:43,568 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:04:43,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:04:43,570 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:04:43,570 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:04:43,571 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:04:43,572 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:04:43,572 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:04:43,573 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:04:43,574 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:04:43,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:04:43,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:04:43,575 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:04:43,576 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:04:43,577 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:04:43,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:43,578 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:04:43,579 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:04:43,581 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:04:43,581 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:04:43,582 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:04:43,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:04:43,583 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_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afd4dff22cd4af07bd40593cdae3d07b68e9e49be619064a67ffd75ffa5bf4b2 [2023-11-24 23:04:44,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:04:44,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:04:44,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:04:44,072 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:04:44,073 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:04:44,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2023-11-24 23:04:47,635 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:04:47,932 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:04:47,933 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2023-11-24 23:04:47,944 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/data/988e28b4e/6504abf101f94449990ad2df575c977e/FLAG80f8b6398 [2023-11-24 23:04:47,964 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/data/988e28b4e/6504abf101f94449990ad2df575c977e [2023-11-24 23:04:47,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:04:47,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:04:47,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:47,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:04:47,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:04:47,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:47" (1/1) ... [2023-11-24 23:04:47,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b3115d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:47, skipping insertion in model container [2023-11-24 23:04:47,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:47" (1/1) ... [2023-11-24 23:04:48,011 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:04:48,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:48,231 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:04:48,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:48,307 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:04:48,310 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:04:48,319 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:04:48,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48 WrapperNode [2023-11-24 23:04:48,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:48,322 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:48,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:04:48,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:04:48,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,360 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,410 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 10, calls inlined = 16, statements flattened = 147 [2023-11-24 23:04:48,411 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:48,412 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:04:48,415 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:04:48,416 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:04:48,426 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,443 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,447 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:04:48,474 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:04:48,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:04:48,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:04:48,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:48" (1/1) ... [2023-11-24 23:04:48,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:48,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:04:48,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:04:48,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:04:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:04:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:04:48,580 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:04:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:04:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:04:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:04:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:04:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:04:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:04:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:04:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:04:48,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:04:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:04:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:04:48,586 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:04:48,801 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:04:48,804 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:04:49,418 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:04:49,928 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:04:49,928 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:04:49,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:49 BoogieIcfgContainer [2023-11-24 23:04:49,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:04:49,932 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:04:49,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:04:49,945 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:04:49,945 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:49" (1/1) ... [2023-11-24 23:04:49,946 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) [2023-11-24 23:04:49,952 INFO L158 Benchmark]: Toolchain (without parser) took 1977.03ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 55.1MB in the beginning and 97.7MB in the end (delta: -42.6MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2023-11-24 23:04:49,953 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 77.6MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:04:49,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.76ms. Allocated memory is still 77.6MB. Free memory was 54.8MB in the beginning and 43.2MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:04:49,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.30ms. Allocated memory is still 77.6MB. Free memory was 43.0MB in the beginning and 41.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:04:49,955 INFO L158 Benchmark]: Boogie Preprocessor took 61.76ms. Allocated memory is still 77.6MB. Free memory was 40.9MB in the beginning and 39.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:04:49,957 INFO L158 Benchmark]: RCFGBuilder took 1456.75ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 39.3MB in the beginning and 99.0MB in the end (delta: -59.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-24 23:04:49,958 INFO L158 Benchmark]: CodeCheck took 17.73ms. Allocated memory is still 123.7MB. Free memory was 98.2MB in the beginning and 97.7MB in the end (delta: 568.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:04:49,962 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 0.53ms. Allocated memory is still 77.6MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.76ms. Allocated memory is still 77.6MB. Free memory was 54.8MB in the beginning and 43.2MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.30ms. Allocated memory is still 77.6MB. Free memory was 43.0MB in the beginning and 41.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.76ms. Allocated memory is still 77.6MB. Free memory was 40.9MB in the beginning and 39.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1456.75ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 39.3MB in the beginning and 99.0MB in the end (delta: -59.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 17.73ms. Allocated memory is still 123.7MB. Free memory was 98.2MB in the beginning and 97.7MB in the end (delta: 568.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:04:49,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d6101e-4973-440a-8215-7f976ff72877/bin/ukojak-verify-afCqCEvfdi/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