./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x9.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_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/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_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/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_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/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 af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:39:29,115 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:39:29,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 04:39:29,183 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:39:29,183 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:39:29,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:39:29,205 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:39:29,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:39:29,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:39:29,207 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:39:29,207 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:39:29,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:39:29,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:39:29,209 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:39:29,210 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:39:29,210 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:39:29,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:39:29,211 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:39:29,212 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:39:29,212 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:39:29,213 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:39:29,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:39:29,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:39:29,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:39:29,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:29,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:39:29,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:39:29,216 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:39:29,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:39:29,217 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_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 [2023-12-03 04:39:29,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:39:29,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:39:29,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:39:29,441 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:39:29,441 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:39:29,443 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-12-03 04:39:32,232 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:39:32,387 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:39:32,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-12-03 04:39:32,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/data/7e0bac711/9cc047b6548b4a90b8bd23b8ac6e3b46/FLAGb7ec17d5a [2023-12-03 04:39:32,404 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/data/7e0bac711/9cc047b6548b4a90b8bd23b8ac6e3b46 [2023-12-03 04:39:32,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:39:32,407 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:39:32,408 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:32,408 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:39:32,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:39:32,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56b65c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32, skipping insertion in model container [2023-12-03 04:39:32,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,438 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:39:32,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:32,619 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:39:32,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:32,660 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:39:32,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32 WrapperNode [2023-12-03 04:39:32,661 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:32,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:32,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:39:32,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:39:32,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,698 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-12-03 04:39:32,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:32,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:39:32,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:39:32,700 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:39:32,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,724 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,726 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:39:32,732 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:39:32,732 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:39:32,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:39:32,733 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:32,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:39:32,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:39:32,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:39:32,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:39:32,799 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:39:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:39:32,799 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:39:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:39:32,800 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 04:39:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 04:39:32,800 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 04:39:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 04:39:32,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:39:32,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:39:32,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:39:32,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:39:32,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:39:32,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:39:32,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:39:32,803 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 04:39:32,900 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:39:32,903 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:39:33,184 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:39:33,197 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:39:33,197 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 04:39:33,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:39:33 BoogieIcfgContainer [2023-12-03 04:39:33,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:39:33,199 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:39:33,199 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:39:33,208 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:39:33,208 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:39:33" (1/1) ... [2023-12-03 04:39:33,209 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 04:39:33,212 INFO L158 Benchmark]: Toolchain (without parser) took 804.06ms. Allocated memory is still 188.7MB. Free memory was 151.1MB in the beginning and 114.6MB in the end (delta: 36.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 04:39:33,213 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:39:33,214 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.62ms. Allocated memory is still 188.7MB. Free memory was 151.1MB in the beginning and 139.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 04:39:33,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.14ms. Allocated memory is still 188.7MB. Free memory was 139.3MB in the beginning and 137.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:39:33,215 INFO L158 Benchmark]: Boogie Preprocessor took 31.68ms. Allocated memory is still 188.7MB. Free memory was 137.6MB in the beginning and 135.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:39:33,216 INFO L158 Benchmark]: RCFGBuilder took 466.87ms. Allocated memory is still 188.7MB. Free memory was 135.6MB in the beginning and 116.2MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 04:39:33,217 INFO L158 Benchmark]: CodeCheck took 11.53ms. Allocated memory is still 188.7MB. Free memory was 116.2MB in the beginning and 114.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:39:33,221 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 0.18ms. Allocated memory is still 121.6MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.62ms. Allocated memory is still 188.7MB. Free memory was 151.1MB in the beginning and 139.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.14ms. Allocated memory is still 188.7MB. Free memory was 139.3MB in the beginning and 137.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.68ms. Allocated memory is still 188.7MB. Free memory was 137.6MB in the beginning and 135.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 466.87ms. Allocated memory is still 188.7MB. Free memory was 135.6MB in the beginning and 116.2MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 11.53ms. Allocated memory is still 188.7MB. Free memory was 116.2MB in the beginning and 114.6MB in the end (delta: 1.6MB). 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 04:39:33,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/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_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/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_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/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_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/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 af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:39:35,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:39:35,285 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 04:39:35,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:39:35,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:39:35,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:39:35,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:39:35,316 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:39:35,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:39:35,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:39:35,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:39:35,319 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:39:35,319 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:39:35,320 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:39:35,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:39:35,321 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:39:35,321 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:39:35,322 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:39:35,322 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:39:35,323 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:39:35,324 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:39:35,324 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:39:35,325 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:39:35,325 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:39:35,326 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:39:35,327 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:39:35,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:39:35,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:35,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:39:35,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:39:35,329 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:39:35,330 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:39:35,330 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:39:35,330 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:39:35,330 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_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 [2023-12-03 04:39:35,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:39:35,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:39:35,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:39:35,637 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:39:35,637 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:39:35,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-12-03 04:39:38,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:39:38,594 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:39:38,595 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-12-03 04:39:38,602 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/data/b3957d5d0/edf882ed8f874308aaa48bd50a45e23b/FLAG163798ca6 [2023-12-03 04:39:38,617 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/data/b3957d5d0/edf882ed8f874308aaa48bd50a45e23b [2023-12-03 04:39:38,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:39:38,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:39:38,623 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:38,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:39:38,628 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:39:38,628 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@270f4657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38, skipping insertion in model container [2023-12-03 04:39:38,630 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,657 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:39:38,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:38,864 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:39:38,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:38,911 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:39:38,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38 WrapperNode [2023-12-03 04:39:38,912 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:38,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:38,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:39:38,914 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:39:38,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,956 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-12-03 04:39:38,957 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:38,957 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:39:38,957 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:39:38,958 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:39:38,967 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,983 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:38,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:39:38,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:39:38,996 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:39:38,996 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:39:38,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:38" (1/1) ... [2023-12-03 04:39:39,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:39,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:39:39,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:39:39,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:39:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:39:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:39:39,063 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:39:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:39:39,063 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:39:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 04:39:39,064 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 04:39:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:39:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 04:39:39,064 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 04:39:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:39:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:39:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:39:39,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:39:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:39:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:39:39,067 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 04:39:39,179 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:39:39,181 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:39:39,584 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:39:39,597 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:39:39,598 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 04:39:39,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:39:39 BoogieIcfgContainer [2023-12-03 04:39:39,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:39:39,600 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:39:39,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:39:39,611 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:39:39,611 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:39:39" (1/1) ... [2023-12-03 04:39:39,612 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 04:39:39,616 INFO L158 Benchmark]: Toolchain (without parser) took 993.77ms. Allocated memory is still 113.2MB. Free memory was 90.2MB in the beginning and 86.1MB in the end (delta: 4.0MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2023-12-03 04:39:39,616 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:39:39,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.08ms. Allocated memory is still 113.2MB. Free memory was 90.2MB in the beginning and 77.8MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:39:39,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.19ms. Allocated memory is still 113.2MB. Free memory was 77.8MB in the beginning and 76.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:39:39,618 INFO L158 Benchmark]: Boogie Preprocessor took 37.95ms. Allocated memory is still 113.2MB. Free memory was 76.2MB in the beginning and 74.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:39:39,619 INFO L158 Benchmark]: RCFGBuilder took 603.53ms. Allocated memory is still 113.2MB. Free memory was 74.2MB in the beginning and 87.5MB in the end (delta: -13.4MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-12-03 04:39:39,619 INFO L158 Benchmark]: CodeCheck took 13.71ms. Allocated memory is still 113.2MB. Free memory was 87.5MB in the beginning and 86.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:39:39,622 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.08ms. Allocated memory is still 113.2MB. Free memory was 90.2MB in the beginning and 77.8MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.19ms. Allocated memory is still 113.2MB. Free memory was 77.8MB in the beginning and 76.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.95ms. Allocated memory is still 113.2MB. Free memory was 76.2MB in the beginning and 74.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 603.53ms. Allocated memory is still 113.2MB. Free memory was 74.2MB in the beginning and 87.5MB in the end (delta: -13.4MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * CodeCheck took 13.71ms. Allocated memory is still 113.2MB. Free memory was 87.5MB in the beginning and 86.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:39:39,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d29d4f1-c9d7-4cef-afee-0b01ac7e37eb/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