./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-4.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_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9 --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 d87195cdf1d0fd4bcadf67f37be6f46388ea22a2ec77b383d012327e126a2173 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 05:00:26,123 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 05:00:26,190 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 05:00:26,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 05:00:26,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 05:00:26,217 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 05:00:26,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 05:00:26,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 05:00:26,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 05:00:26,220 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 05:00:26,220 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 05:00:26,221 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 05:00:26,221 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 05:00:26,222 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 05:00:26,222 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 05:00:26,223 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 05:00:26,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 05:00:26,224 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 05:00:26,224 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 05:00:26,225 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 05:00:26,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 05:00:26,226 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 05:00:26,226 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 05:00:26,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 05:00:26,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:00:26,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 05:00:26,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 05:00:26,229 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 05:00:26,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 05:00:26,229 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_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d87195cdf1d0fd4bcadf67f37be6f46388ea22a2ec77b383d012327e126a2173 [2023-12-03 05:00:26,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 05:00:26,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 05:00:26,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 05:00:26,468 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 05:00:26,469 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 05:00:26,470 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2023-12-03 05:00:29,210 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 05:00:29,380 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 05:00:29,381 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2023-12-03 05:00:29,387 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/data/bf1d3f110/643ba76d78c24895a89f4655613d6894/FLAG6d99024ab [2023-12-03 05:00:29,400 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/data/bf1d3f110/643ba76d78c24895a89f4655613d6894 [2023-12-03 05:00:29,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 05:00:29,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 05:00:29,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 05:00:29,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 05:00:29,410 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 05:00:29,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15a636a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29, skipping insertion in model container [2023-12-03 05:00:29,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,437 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 05:00:29,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:00:29,599 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 05:00:29,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:00:29,633 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 05:00:29,633 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 05:00:29,639 INFO L206 MainTranslator]: Completed translation [2023-12-03 05:00:29,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29 WrapperNode [2023-12-03 05:00:29,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 05:00:29,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 05:00:29,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 05:00:29,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 05:00:29,646 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,682 INFO L138 Inliner]: procedures = 23, calls = 71, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 211 [2023-12-03 05:00:29,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 05:00:29,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 05:00:29,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 05:00:29,684 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 05:00:29,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,695 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 05:00:29,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 05:00:29,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 05:00:29,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 05:00:29,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:29" (1/1) ... [2023-12-03 05:00:29,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:00:29,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 05:00:29,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 05:00:29,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 05:00:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 05:00:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 05:00:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 05:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 05:00:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 05:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 05:00:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 05:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 05:00:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 05:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 05:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 05:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 05:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 05:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 05:00:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 05:00:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 05:00:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 05:00:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 05:00:29,784 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 05:00:29,887 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 05:00:29,889 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 05:00:30,185 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 05:00:30,268 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 05:00:30,269 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 05:00:30,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:00:30 BoogieIcfgContainer [2023-12-03 05:00:30,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 05:00:30,272 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 05:00:30,272 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 05:00:30,280 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 05:00:30,280 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:00:30" (1/1) ... [2023-12-03 05:00:30,281 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) [2023-12-03 05:00:30,284 INFO L158 Benchmark]: Toolchain (without parser) took 878.70ms. Allocated memory is still 205.5MB. Free memory was 165.0MB in the beginning and 121.4MB in the end (delta: 43.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-12-03 05:00:30,284 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 05:00:30,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.19ms. Allocated memory is still 205.5MB. Free memory was 165.0MB in the beginning and 153.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 05:00:30,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.35ms. Allocated memory is still 205.5MB. Free memory was 153.0MB in the beginning and 151.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 05:00:30,287 INFO L158 Benchmark]: Boogie Preprocessor took 29.90ms. Allocated memory is still 205.5MB. Free memory was 151.0MB in the beginning and 148.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 05:00:30,287 INFO L158 Benchmark]: RCFGBuilder took 556.69ms. Allocated memory is still 205.5MB. Free memory was 148.9MB in the beginning and 122.6MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 05:00:30,288 INFO L158 Benchmark]: CodeCheck took 10.77ms. Allocated memory is still 205.5MB. Free memory was 122.6MB in the beginning and 121.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 05:00:30,292 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 0.20ms. Allocated memory is still 109.1MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.19ms. Allocated memory is still 205.5MB. Free memory was 165.0MB in the beginning and 153.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.35ms. Allocated memory is still 205.5MB. Free memory was 153.0MB in the beginning and 151.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.90ms. Allocated memory is still 205.5MB. Free memory was 151.0MB in the beginning and 148.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 556.69ms. Allocated memory is still 205.5MB. Free memory was 148.9MB in the beginning and 122.6MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 10.77ms. Allocated memory is still 205.5MB. Free memory was 122.6MB in the beginning and 121.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 05:00:30,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/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_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9 --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 d87195cdf1d0fd4bcadf67f37be6f46388ea22a2ec77b383d012327e126a2173 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 05:00:32,200 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 05:00:32,267 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 05:00:32,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 05:00:32,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 05:00:32,300 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 05:00:32,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 05:00:32,302 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 05:00:32,302 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 05:00:32,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 05:00:32,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 05:00:32,304 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 05:00:32,304 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 05:00:32,305 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 05:00:32,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 05:00:32,306 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 05:00:32,306 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 05:00:32,306 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 05:00:32,307 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 05:00:32,307 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 05:00:32,308 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 05:00:32,309 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 05:00:32,309 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 05:00:32,310 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 05:00:32,310 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 05:00:32,310 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 05:00:32,311 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 05:00:32,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:00:32,312 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 05:00:32,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 05:00:32,312 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 05:00:32,313 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 05:00:32,313 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 05:00:32,314 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 05:00:32,314 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_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d87195cdf1d0fd4bcadf67f37be6f46388ea22a2ec77b383d012327e126a2173 [2023-12-03 05:00:32,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 05:00:32,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 05:00:32,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 05:00:32,628 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 05:00:32,629 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 05:00:32,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2023-12-03 05:00:35,444 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 05:00:35,661 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 05:00:35,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2023-12-03 05:00:35,670 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/data/74f1d606c/6205ef858f764be8ad9b97e0f45c2380/FLAG0e5e633e4 [2023-12-03 05:00:35,686 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/data/74f1d606c/6205ef858f764be8ad9b97e0f45c2380 [2023-12-03 05:00:35,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 05:00:35,690 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 05:00:35,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 05:00:35,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 05:00:35,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 05:00:35,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:35,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a8aed8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35, skipping insertion in model container [2023-12-03 05:00:35,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:35,726 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 05:00:35,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:00:35,920 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 05:00:35,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:00:35,959 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 05:00:35,967 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 05:00:35,975 INFO L206 MainTranslator]: Completed translation [2023-12-03 05:00:35,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35 WrapperNode [2023-12-03 05:00:35,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 05:00:35,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 05:00:35,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 05:00:35,978 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 05:00:35,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:35,997 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:36,025 INFO L138 Inliner]: procedures = 25, calls = 71, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 204 [2023-12-03 05:00:36,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 05:00:36,026 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 05:00:36,026 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 05:00:36,026 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 05:00:36,036 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:36,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:36,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:36,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:36,053 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:36,055 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:36,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:36,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:36,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 05:00:36,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 05:00:36,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 05:00:36,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 05:00:36,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:00:35" (1/1) ... [2023-12-03 05:00:36,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:00:36,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 05:00:36,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 05:00:36,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 05:00:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 05:00:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 05:00:36,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 05:00:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 05:00:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 05:00:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 05:00:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 05:00:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 05:00:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 05:00:36,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 05:00:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 05:00:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 05:00:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 05:00:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 05:00:36,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 05:00:36,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 05:00:36,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 05:00:36,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 05:00:36,136 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 05:00:36,260 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 05:00:36,262 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 05:00:36,647 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 05:00:36,728 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 05:00:36,728 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 05:00:36,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:00:36 BoogieIcfgContainer [2023-12-03 05:00:36,730 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 05:00:36,731 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 05:00:36,731 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 05:00:36,741 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 05:00:36,741 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:00:36" (1/1) ... [2023-12-03 05:00:36,742 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) [2023-12-03 05:00:36,746 INFO L158 Benchmark]: Toolchain (without parser) took 1055.43ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 43.7MB in the beginning and 63.2MB in the end (delta: -19.5MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-12-03 05:00:36,747 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 05:00:36,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.33ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 43.5MB in the beginning and 71.5MB in the end (delta: -28.0MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-12-03 05:00:36,748 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.19ms. Allocated memory is still 92.3MB. Free memory was 71.5MB in the beginning and 69.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 05:00:36,748 INFO L158 Benchmark]: Boogie Preprocessor took 37.65ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 67.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 05:00:36,749 INFO L158 Benchmark]: RCFGBuilder took 665.58ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 64.4MB in the end (delta: 3.3MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-12-03 05:00:36,750 INFO L158 Benchmark]: CodeCheck took 13.64ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 63.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 05:00:36,753 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 0.32ms. Allocated memory is still 67.1MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.33ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 43.5MB in the beginning and 71.5MB in the end (delta: -28.0MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.19ms. Allocated memory is still 92.3MB. Free memory was 71.5MB in the beginning and 69.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.65ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 67.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 665.58ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 64.4MB in the end (delta: 3.3MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * CodeCheck took 13.64ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 63.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 05:00:36,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a778ec-9639-463e-9eb1-e4ce3510d104/bin/ukojak-verify-Qdu7aM0XO9/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