./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x3.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_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/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_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/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_3cc843a7-9362-41af-9ea3-8142e7f3c410/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 f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:36:48,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:36:48,229 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 01:36:48,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:36:48,235 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:36:48,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:36:48,258 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:36:48,258 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:36:48,259 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:36:48,259 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:36:48,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:36:48,261 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:36:48,261 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:36:48,262 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:36:48,262 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:36:48,262 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:36:48,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:36:48,263 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:36:48,264 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:36:48,264 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:36:48,265 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:36:48,265 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:36:48,266 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:36:48,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:36:48,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:36:48,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:36:48,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:36:48,268 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:36:48,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:36:48,268 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_3cc843a7-9362-41af-9ea3-8142e7f3c410/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 [2023-12-03 01:36:48,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:36:48,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:36:48,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:36:48,520 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:36:48,521 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:36:48,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-12-03 01:36:51,242 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:36:51,422 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:36:51,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-12-03 01:36:51,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/data/cc2221ae6/ef30446d10d94566a4b63e28df38a62b/FLAG16e8aa3c9 [2023-12-03 01:36:51,443 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/data/cc2221ae6/ef30446d10d94566a4b63e28df38a62b [2023-12-03 01:36:51,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:36:51,447 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:36:51,449 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:36:51,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:36:51,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:36:51,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@795f4486 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51, skipping insertion in model container [2023-12-03 01:36:51,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,479 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:36:51,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:36:51,661 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:36:51,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:36:51,697 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:36:51,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51 WrapperNode [2023-12-03 01:36:51,698 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:36:51,699 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:36:51,699 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:36:51,699 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:36:51,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,733 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-12-03 01:36:51,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:36:51,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:36:51,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:36:51,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:36:51,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,744 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,745 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,754 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:36:51,760 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:36:51,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:36:51,760 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:36:51,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:51" (1/1) ... [2023-12-03 01:36:51,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:36:51,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:36:51,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:36:51,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:36:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:36:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 01:36:51,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 01:36:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 01:36:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 01:36:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 01:36:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 01:36:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 01:36:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 01:36:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:36:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:36:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:36:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:36:51,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:36:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:36:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:36:51,825 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 01:36:51,922 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:36:51,924 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:36:52,191 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:36:52,204 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:36:52,204 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 01:36:52,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:36:52 BoogieIcfgContainer [2023-12-03 01:36:52,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:36:52,207 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:36:52,207 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:36:52,215 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:36:52,215 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:36:52" (1/1) ... [2023-12-03 01:36:52,216 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 01:36:52,220 INFO L158 Benchmark]: Toolchain (without parser) took 772.00ms. Allocated memory is still 161.5MB. Free memory was 131.4MB in the beginning and 97.2MB in the end (delta: 34.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-03 01:36:52,221 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:36:52,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.36ms. Allocated memory is still 161.5MB. Free memory was 131.4MB in the beginning and 120.3MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:36:52,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.25ms. Allocated memory is still 161.5MB. Free memory was 120.3MB in the beginning and 118.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:52,223 INFO L158 Benchmark]: Boogie Preprocessor took 25.74ms. Allocated memory is still 161.5MB. Free memory was 118.2MB in the beginning and 116.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:52,223 INFO L158 Benchmark]: RCFGBuilder took 446.21ms. Allocated memory is still 161.5MB. Free memory was 116.7MB in the beginning and 98.5MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:36:52,224 INFO L158 Benchmark]: CodeCheck took 11.69ms. Allocated memory is still 161.5MB. Free memory was 98.5MB in the beginning and 97.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:52,227 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 0.22ms. Allocated memory is still 109.1MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.36ms. Allocated memory is still 161.5MB. Free memory was 131.4MB in the beginning and 120.3MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.25ms. Allocated memory is still 161.5MB. Free memory was 120.3MB in the beginning and 118.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.74ms. Allocated memory is still 161.5MB. Free memory was 118.2MB in the beginning and 116.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 446.21ms. Allocated memory is still 161.5MB. Free memory was 116.7MB in the beginning and 98.5MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11.69ms. Allocated memory is still 161.5MB. Free memory was 98.5MB in the beginning and 97.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:36:52,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/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_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/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_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/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_3cc843a7-9362-41af-9ea3-8142e7f3c410/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 f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:36:54,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:36:54,188 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 01:36:54,221 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:36:54,222 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:36:54,223 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:36:54,224 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:36:54,224 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:36:54,225 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:36:54,225 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:36:54,226 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:36:54,226 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:36:54,227 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:36:54,227 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:36:54,228 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:36:54,228 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:36:54,229 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:36:54,229 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:36:54,230 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:36:54,230 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:36:54,231 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:36:54,231 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:36:54,232 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:36:54,232 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:36:54,232 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:36:54,233 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:36:54,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:36:54,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:36:54,234 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:36:54,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:36:54,235 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:36:54,235 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:36:54,235 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:36:54,236 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:36:54,236 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_3cc843a7-9362-41af-9ea3-8142e7f3c410/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 [2023-12-03 01:36:54,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:36:54,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:36:54,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:36:54,589 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:36:54,589 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:36:54,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-12-03 01:36:57,408 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:36:57,604 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:36:57,605 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-12-03 01:36:57,612 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/data/75628a987/d69227d418c4434b8798bd8062d2173e/FLAG1ca6c648f [2023-12-03 01:36:57,625 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/data/75628a987/d69227d418c4434b8798bd8062d2173e [2023-12-03 01:36:57,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:36:57,629 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:36:57,631 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:36:57,631 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:36:57,635 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:36:57,636 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2b3857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57, skipping insertion in model container [2023-12-03 01:36:57,637 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,662 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:36:57,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:36:57,872 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:36:57,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:36:57,917 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:36:57,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57 WrapperNode [2023-12-03 01:36:57,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:36:57,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:36:57,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:36:57,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:36:57,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,963 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-12-03 01:36:57,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:36:57,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:36:57,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:36:57,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:36:57,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,979 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,979 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,988 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,992 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,994 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:57,996 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:58,000 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:36:58,001 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:36:58,001 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:36:58,002 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:36:58,003 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:36:57" (1/1) ... [2023-12-03 01:36:58,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:36:58,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:36:58,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:36:58,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:36:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:36:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 01:36:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 01:36:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 01:36:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 01:36:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 01:36:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 01:36:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:36:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 01:36:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 01:36:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:36:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:36:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:36:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:36:58,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:36:58,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:36:58,079 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 01:36:58,201 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:36:58,204 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:36:58,562 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:36:58,574 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:36:58,575 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 01:36:58,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:36:58 BoogieIcfgContainer [2023-12-03 01:36:58,576 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:36:58,577 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:36:58,578 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:36:58,600 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:36:58,601 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:36:58" (1/1) ... [2023-12-03 01:36:58,602 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 01:36:58,607 INFO L158 Benchmark]: Toolchain (without parser) took 976.73ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 95.7MB in the end (delta: -1.3MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2023-12-03 01:36:58,607 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:36:58,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.43ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 82.4MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:36:58,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.32ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 80.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:58,610 INFO L158 Benchmark]: Boogie Preprocessor took 36.28ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:58,610 INFO L158 Benchmark]: RCFGBuilder took 575.41ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 59.4MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 01:36:58,630 INFO L158 Benchmark]: CodeCheck took 27.86ms. Allocated memory is still 117.4MB. Free memory was 59.1MB in the beginning and 95.7MB in the end (delta: -36.6MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-12-03 01:36:58,634 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 0.35ms. Allocated memory is still 62.9MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.43ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 82.4MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.32ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 80.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.28ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 575.41ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 59.4MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 27.86ms. Allocated memory is still 117.4MB. Free memory was 59.1MB in the beginning and 95.7MB in the end (delta: -36.6MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:36:58,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc843a7-9362-41af-9ea3-8142e7f3c410/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