./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:20,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:20,890 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:55:20,895 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:20,896 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:20,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:20,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:20,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:20,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:20,922 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:20,923 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:20,924 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:20,924 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:20,925 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:20,926 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:20,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:20,927 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:20,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:20,928 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:20,929 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:20,929 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:20,940 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:20,940 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:20,940 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:20,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:20,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:20,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:20,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:20,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:20,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:20,951 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:20,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:20,952 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:20,952 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_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 [2023-11-19 02:55:21,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:21,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:21,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:21,311 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:21,311 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:21,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-19 02:55:24,468 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:24,819 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:24,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-19 02:55:24,831 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/data/940fb4ca6/d29b6f13aa2f471fa38724d56aef0e6d/FLAG10779c7a2 [2023-11-19 02:55:24,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/data/940fb4ca6/d29b6f13aa2f471fa38724d56aef0e6d [2023-11-19 02:55:24,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:24,858 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:24,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:24,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:24,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:24,870 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:24" (1/1) ... [2023-11-19 02:55:24,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d809c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:24, skipping insertion in model container [2023-11-19 02:55:24,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:24" (1/1) ... [2023-11-19 02:55:24,909 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:25,169 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c[2553,2566] [2023-11-19 02:55:25,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:25,202 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:25,246 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c[2553,2566] [2023-11-19 02:55:25,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:25,274 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:25,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25 WrapperNode [2023-11-19 02:55:25,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:25,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:25,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:25,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:25,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,342 INFO L138 Inliner]: procedures = 23, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 87 [2023-11-19 02:55:25,343 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:25,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:25,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:25,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:25,353 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,357 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,365 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,368 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:25,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:25,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:25,384 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:25,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:25" (1/1) ... [2023-11-19 02:55:25,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:25,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:25,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:25,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 02:55:25,479 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 02:55:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:55:25,480 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:55:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:55:25,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:55:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:55:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:55:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:55:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:55:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:55:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:55:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:25,486 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:55:25,663 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:25,665 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:25,986 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:25,997 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:25,998 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:55:26,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:26 BoogieIcfgContainer [2023-11-19 02:55:26,002 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:26,003 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:26,004 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:26,014 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:26,014 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:26" (1/1) ... [2023-11-19 02:55:26,015 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:55:26,019 INFO L158 Benchmark]: Toolchain (without parser) took 1159.61ms. Allocated memory is still 153.1MB. Free memory was 121.0MB in the beginning and 88.7MB in the end (delta: 32.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 02:55:26,019 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 153.1MB. Free memory is still 122.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:26,020 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.76ms. Allocated memory is still 153.1MB. Free memory was 121.0MB in the beginning and 109.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:55:26,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.25ms. Allocated memory is still 153.1MB. Free memory was 109.1MB in the beginning and 107.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:26,021 INFO L158 Benchmark]: Boogie Preprocessor took 32.79ms. Allocated memory is still 153.1MB. Free memory was 107.6MB in the beginning and 105.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:26,022 INFO L158 Benchmark]: RCFGBuilder took 625.41ms. Allocated memory is still 153.1MB. Free memory was 105.9MB in the beginning and 89.7MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:55:26,022 INFO L158 Benchmark]: CodeCheck took 13.76ms. Allocated memory is still 153.1MB. Free memory was 89.7MB in the beginning and 88.7MB in the end (delta: 990.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:26,026 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 0.29ms. Allocated memory is still 153.1MB. Free memory is still 122.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.76ms. Allocated memory is still 153.1MB. Free memory was 121.0MB in the beginning and 109.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.25ms. Allocated memory is still 153.1MB. Free memory was 109.1MB in the beginning and 107.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.79ms. Allocated memory is still 153.1MB. Free memory was 107.6MB in the beginning and 105.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 625.41ms. Allocated memory is still 153.1MB. Free memory was 105.9MB in the beginning and 89.7MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.76ms. Allocated memory is still 153.1MB. Free memory was 89.7MB in the beginning and 88.7MB in the end (delta: 990.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:55:26,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/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_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:28,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:28,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:55:28,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:28,849 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:28,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:28,851 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:28,851 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:28,852 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:28,852 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:28,853 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:28,853 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:28,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:28,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:28,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:28,856 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:28,856 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:55:28,857 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:55:28,857 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:55:28,857 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:28,858 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:28,859 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:28,859 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:28,860 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:28,860 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:28,860 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:28,861 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:28,861 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:28,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:28,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:28,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:28,863 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:28,863 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:55:28,864 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:28,864 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:28,865 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:55:28,865 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:28,865 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_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 [2023-11-19 02:55:29,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:29,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:29,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:29,284 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:29,284 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:29,286 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-19 02:55:32,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:32,840 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:32,840 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-19 02:55:32,853 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/data/9652f0b22/abea7dfbc1a74d208024443ff6685017/FLAG21d6b9262 [2023-11-19 02:55:32,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/data/9652f0b22/abea7dfbc1a74d208024443ff6685017 [2023-11-19 02:55:32,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:32,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:32,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:32,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:32,890 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:32,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:32" (1/1) ... [2023-11-19 02:55:32,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7de54477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:32, skipping insertion in model container [2023-11-19 02:55:32,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:32" (1/1) ... [2023-11-19 02:55:32,927 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:33,188 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c[2553,2566] [2023-11-19 02:55:33,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:33,221 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:33,269 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c[2553,2566] [2023-11-19 02:55:33,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:33,307 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:33,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33 WrapperNode [2023-11-19 02:55:33,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:33,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:33,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:33,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:33,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,379 INFO L138 Inliner]: procedures = 25, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 81 [2023-11-19 02:55:33,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:33,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:33,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:33,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:33,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,415 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,440 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:33,450 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:33,451 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:33,451 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:33,452 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:33,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:33,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:33,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:33,535 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 02:55:33,536 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 02:55:33,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:33,536 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:55:33,537 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:55:33,537 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:55:33,537 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:55:33,537 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:55:33,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:55:33,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:55:33,538 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:55:33,538 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:55:33,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:33,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:55:33,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:33,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:33,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:33,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:55:33,543 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:55:33,682 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:33,684 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:34,002 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:34,016 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:34,016 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:55:34,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:34 BoogieIcfgContainer [2023-11-19 02:55:34,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:34,023 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:34,023 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:34,038 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:34,038 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,040 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:55:34,048 INFO L158 Benchmark]: Toolchain (without parser) took 1163.24ms. Allocated memory is still 107.0MB. Free memory was 82.8MB in the beginning and 74.7MB in the end (delta: 8.1MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-11-19 02:55:34,049 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:34,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.42ms. Allocated memory is still 107.0MB. Free memory was 82.5MB in the beginning and 70.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:55:34,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.57ms. Allocated memory is still 107.0MB. Free memory was 70.6MB in the beginning and 68.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:34,053 INFO L158 Benchmark]: Boogie Preprocessor took 68.03ms. Allocated memory is still 107.0MB. Free memory was 68.9MB in the beginning and 67.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:34,055 INFO L158 Benchmark]: RCFGBuilder took 571.55ms. Allocated memory is still 107.0MB. Free memory was 67.1MB in the beginning and 76.0MB in the end (delta: -8.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-11-19 02:55:34,056 INFO L158 Benchmark]: CodeCheck took 22.33ms. Allocated memory is still 107.0MB. Free memory was 75.6MB in the beginning and 74.7MB in the end (delta: 928.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:34,068 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 0.30ms. Allocated memory is still 75.5MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.42ms. Allocated memory is still 107.0MB. Free memory was 82.5MB in the beginning and 70.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.57ms. Allocated memory is still 107.0MB. Free memory was 70.6MB in the beginning and 68.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.03ms. Allocated memory is still 107.0MB. Free memory was 68.9MB in the beginning and 67.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 571.55ms. Allocated memory is still 107.0MB. Free memory was 67.1MB in the beginning and 76.0MB in the end (delta: -8.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 22.33ms. Allocated memory is still 107.0MB. Free memory was 75.6MB in the beginning and 74.7MB in the end (delta: 928.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:55:34,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6fab78-2e82-4cd6-bbad-b8a290333f6e/bin/ukojak-verify-G8NBE6pJGL/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