./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/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_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf81f7b3bd1ceac2bf46c7c37f69effc0af9de17b18c7565156301fb49a6164e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:11:48,843 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:11:48,905 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 04:11:48,910 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:11:48,911 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:11:48,933 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:11:48,933 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:11:48,934 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:11:48,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:11:48,935 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:11:48,936 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:11:48,937 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:11:48,937 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:11:48,938 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:11:48,938 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:11:48,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:11:48,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:11:48,940 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:11:48,940 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:11:48,941 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:11:48,941 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:11:48,942 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:11:48,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:11:48,943 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:11:48,944 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:11:48,944 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:11:48,945 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:11:48,945 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:11:48,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:48,946 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:11:48,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:11:48,947 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:11:48,947 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:11:48,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:11:48,947 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:11:48,948 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_0a605308-ed02-4876-8b3b-d43f69a52fe9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf81f7b3bd1ceac2bf46c7c37f69effc0af9de17b18c7565156301fb49a6164e [2023-12-03 04:11:49,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:11:49,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:11:49,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:11:49,171 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:11:49,171 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:11:49,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2023-12-03 04:11:51,991 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:11:52,158 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:11:52,158 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2023-12-03 04:11:52,165 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/data/7dcbcbeb0/49651411ab934b7cb771c03505aeedfe/FLAGe2cb52249 [2023-12-03 04:11:52,178 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/data/7dcbcbeb0/49651411ab934b7cb771c03505aeedfe [2023-12-03 04:11:52,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:11:52,182 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:11:52,183 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:52,183 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:11:52,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:11:52,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@261de0ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52, skipping insertion in model container [2023-12-03 04:11:52,189 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,214 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:11:52,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:52,388 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:11:52,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:52,429 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:11:52,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52 WrapperNode [2023-12-03 04:11:52,430 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:52,430 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:52,430 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:11:52,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:11:52,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,445 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,464 INFO L138 Inliner]: procedures = 24, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-12-03 04:11:52,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:52,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:11:52,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:11:52,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:11:52,472 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,476 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,494 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,497 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:11:52,498 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:11:52,499 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:11:52,499 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:11:52,499 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:52,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:52,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:11:52,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:11:52,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:11:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:11:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:11:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:11:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:11:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:11:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:11:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:11:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:11:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:11:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:11:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 04:11:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 04:11:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:11:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:11:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:11:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:11:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:11:52,558 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 04:11:52,668 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:11:52,671 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:11:52,979 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:11:52,994 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:11:52,994 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-03 04:11:52,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:52 BoogieIcfgContainer [2023-12-03 04:11:52,996 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:11:52,997 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:11:52,998 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:11:53,009 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:11:53,009 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:52" (1/1) ... [2023-12-03 04:11:53,010 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 04:11:53,014 INFO L158 Benchmark]: Toolchain (without parser) took 831.44ms. Allocated memory is still 180.4MB. Free memory was 138.9MB in the beginning and 104.0MB in the end (delta: 35.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 04:11:53,015 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:53,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.93ms. Allocated memory is still 180.4MB. Free memory was 138.9MB in the beginning and 127.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:11:53,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.79ms. Allocated memory is still 180.4MB. Free memory was 127.0MB in the beginning and 125.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:53,017 INFO L158 Benchmark]: Boogie Preprocessor took 33.03ms. Allocated memory is still 180.4MB. Free memory was 125.5MB in the beginning and 123.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:53,018 INFO L158 Benchmark]: RCFGBuilder took 498.13ms. Allocated memory is still 180.4MB. Free memory was 123.5MB in the beginning and 104.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 04:11:53,019 INFO L158 Benchmark]: CodeCheck took 14.93ms. Allocated memory is still 180.4MB. Free memory was 104.7MB in the beginning and 104.0MB in the end (delta: 680.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:53,023 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 69.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.93ms. Allocated memory is still 180.4MB. Free memory was 138.9MB in the beginning and 127.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.79ms. Allocated memory is still 180.4MB. Free memory was 127.0MB in the beginning and 125.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.03ms. Allocated memory is still 180.4MB. Free memory was 125.5MB in the beginning and 123.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 498.13ms. Allocated memory is still 180.4MB. Free memory was 123.5MB in the beginning and 104.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14.93ms. Allocated memory is still 180.4MB. Free memory was 104.7MB in the beginning and 104.0MB in the end (delta: 680.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:11:53,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/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_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf81f7b3bd1ceac2bf46c7c37f69effc0af9de17b18c7565156301fb49a6164e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:11:54,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:11:55,053 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 04:11:55,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:11:55,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:11:55,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:11:55,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:11:55,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:11:55,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:11:55,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:11:55,087 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:11:55,088 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:11:55,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:11:55,089 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:11:55,089 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:11:55,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:11:55,090 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:11:55,091 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:11:55,091 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:11:55,092 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:11:55,092 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:11:55,095 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:11:55,096 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:11:55,096 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:11:55,097 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:11:55,097 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:11:55,098 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:11:55,098 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:55,099 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:11:55,099 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:11:55,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:55,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:11:55,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:11:55,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:11:55,100 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:11:55,101 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:55,101 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:11:55,101 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:11:55,101 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:11:55,101 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_0a605308-ed02-4876-8b3b-d43f69a52fe9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf81f7b3bd1ceac2bf46c7c37f69effc0af9de17b18c7565156301fb49a6164e [2023-12-03 04:11:55,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:11:55,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:11:55,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:11:55,414 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:11:55,415 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:11:55,416 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2023-12-03 04:11:58,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:11:58,390 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:11:58,391 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2023-12-03 04:11:58,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/data/9907106f3/26f46939af2943f09808e41e37eca88a/FLAG7482a7e1c [2023-12-03 04:11:58,411 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/data/9907106f3/26f46939af2943f09808e41e37eca88a [2023-12-03 04:11:58,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:11:58,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:11:58,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:58,416 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:11:58,420 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:11:58,420 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11155db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58, skipping insertion in model container [2023-12-03 04:11:58,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,444 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:11:58,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:58,623 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 04:11:58,628 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:11:58,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:58,659 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:11:58,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:58,703 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:11:58,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58 WrapperNode [2023-12-03 04:11:58,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:58,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:58,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:11:58,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:11:58,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,722 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,742 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2023-12-03 04:11:58,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:58,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:11:58,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:11:58,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:11:58,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,768 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,775 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,781 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:11:58,782 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:11:58,782 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:11:58,782 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:11:58,783 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:58" (1/1) ... [2023-12-03 04:11:58,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:58,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:11:58,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:11:58,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:11:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:11:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:11:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:11:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 04:11:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 04:11:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:11:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:11:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:11:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:11:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:11:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:11:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:11:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:11:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:11:58,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:11:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:11:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:11:58,852 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 04:11:58,962 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:11:58,965 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:11:59,324 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:11:59,337 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:11:59,337 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-03 04:11:59,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:59 BoogieIcfgContainer [2023-12-03 04:11:59,339 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:11:59,340 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:11:59,340 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:11:59,350 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:11:59,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:59" (1/1) ... [2023-12-03 04:11:59,351 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 04:11:59,356 INFO L158 Benchmark]: Toolchain (without parser) took 939.82ms. Allocated memory is still 111.1MB. Free memory was 87.8MB in the beginning and 75.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-12-03 04:11:59,356 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 71.3MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:59,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.87ms. Allocated memory is still 111.1MB. Free memory was 87.5MB in the beginning and 73.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:11:59,358 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.62ms. Allocated memory is still 111.1MB. Free memory was 73.2MB in the beginning and 71.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:59,358 INFO L158 Benchmark]: Boogie Preprocessor took 38.05ms. Allocated memory is still 111.1MB. Free memory was 71.4MB in the beginning and 69.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:59,359 INFO L158 Benchmark]: RCFGBuilder took 557.62ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 76.7MB in the end (delta: -7.2MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-12-03 04:11:59,359 INFO L158 Benchmark]: CodeCheck took 13.95ms. Allocated memory is still 111.1MB. Free memory was 76.7MB in the beginning and 75.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:59,363 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 0.15ms. Allocated memory is still 71.3MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.87ms. Allocated memory is still 111.1MB. Free memory was 87.5MB in the beginning and 73.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.62ms. Allocated memory is still 111.1MB. Free memory was 73.2MB in the beginning and 71.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.05ms. Allocated memory is still 111.1MB. Free memory was 71.4MB in the beginning and 69.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 557.62ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 76.7MB in the end (delta: -7.2MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * CodeCheck took 13.95ms. Allocated memory is still 111.1MB. Free memory was 76.7MB in the beginning and 75.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:11:59,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a605308-ed02-4876-8b3b-d43f69a52fe9/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