./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9 --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 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:17:36,857 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:17:36,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:17:36,937 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:17:36,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:17:36,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:17:36,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:17:36,966 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:17:36,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:17:36,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:17:36,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:17:36,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:17:36,969 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:17:36,970 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:17:36,970 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:17:36,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:17:36,972 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:17:36,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:17:36,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:17:36,973 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:17:36,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:17:36,974 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:17:36,975 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:17:36,975 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:17:36,976 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:17:36,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:17:36,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:36,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:17:36,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:17:36,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:17:36,978 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:17:36,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:17:36,979 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:17:36,980 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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 [2023-12-03 03:17:37,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:17:37,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:17:37,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:17:37,221 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:17:37,221 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:17:37,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-12-03 03:17:39,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:17:40,123 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:17:40,124 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-12-03 03:17:40,131 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/data/2e3b37f0b/47a540f32f124a38aee74af6c98a641a/FLAGf2bb6b9a5 [2023-12-03 03:17:40,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/data/2e3b37f0b/47a540f32f124a38aee74af6c98a641a [2023-12-03 03:17:40,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:17:40,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:17:40,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:40,149 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:17:40,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:17:40,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e88cbd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40, skipping insertion in model container [2023-12-03 03:17:40,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,182 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:17:40,369 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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/sv-benchmarks/c/weaver/chl-word-subst.wvr.c[3384,3397] [2023-12-03 03:17:40,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:40,390 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:17:40,421 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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/sv-benchmarks/c/weaver/chl-word-subst.wvr.c[3384,3397] [2023-12-03 03:17:40,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:40,440 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:17:40,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40 WrapperNode [2023-12-03 03:17:40,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:40,442 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:40,442 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:17:40,442 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:17:40,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,485 INFO L138 Inliner]: procedures = 25, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 100 [2023-12-03 03:17:40,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:40,487 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:17:40,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:17:40,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:17:40,497 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,511 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,516 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,518 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,520 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:17:40,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:17:40,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:17:40,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:17:40,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:40,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:17:40,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:17:40,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:17:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:17:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:17:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:17:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 03:17:40,590 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 03:17:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:17:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 03:17:40,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 03:17:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 03:17:40,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 03:17:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 03:17:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 03:17:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:17:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:17:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:17:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:17:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:17:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:17:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:17:40,594 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 03:17:40,699 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:17:40,700 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:17:41,018 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:17:41,033 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:17:41,034 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 03:17:41,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:41 BoogieIcfgContainer [2023-12-03 03:17:41,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:17:41,036 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:17:41,036 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:17:41,044 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:17:41,045 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:41" (1/1) ... [2023-12-03 03:17:41,045 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 03:17:41,049 INFO L158 Benchmark]: Toolchain (without parser) took 899.93ms. Allocated memory is still 188.7MB. Free memory was 138.6MB in the beginning and 99.6MB in the end (delta: 39.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-12-03 03:17:41,049 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 188.7MB. Free memory is still 130.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:17:41,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.28ms. Allocated memory is still 188.7MB. Free memory was 138.6MB in the beginning and 126.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:17:41,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.96ms. Allocated memory is still 188.7MB. Free memory was 126.0MB in the beginning and 123.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:17:41,051 INFO L158 Benchmark]: Boogie Preprocessor took 37.50ms. Allocated memory is still 188.7MB. Free memory was 123.9MB in the beginning and 122.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:17:41,052 INFO L158 Benchmark]: RCFGBuilder took 510.35ms. Allocated memory is still 188.7MB. Free memory was 122.6MB in the beginning and 100.9MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:17:41,053 INFO L158 Benchmark]: CodeCheck took 11.19ms. Allocated memory is still 188.7MB. Free memory was 100.9MB in the beginning and 99.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:17:41,057 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 188.7MB. Free memory is still 130.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.28ms. Allocated memory is still 188.7MB. Free memory was 138.6MB in the beginning and 126.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.96ms. Allocated memory is still 188.7MB. Free memory was 126.0MB in the beginning and 123.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.50ms. Allocated memory is still 188.7MB. Free memory was 123.9MB in the beginning and 122.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 510.35ms. Allocated memory is still 188.7MB. Free memory was 122.6MB in the beginning and 100.9MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 11.19ms. Allocated memory is still 188.7MB. Free memory was 100.9MB in the beginning and 99.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:17:41,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9 --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 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:17:42,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:17:43,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:17:43,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:17:43,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:17:43,108 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:17:43,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:17:43,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:17:43,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:17:43,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:17:43,112 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:17:43,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:17:43,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:17:43,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:17:43,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:17:43,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:17:43,115 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:17:43,116 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:17:43,116 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:17:43,117 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:17:43,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:17:43,118 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:17:43,119 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:17:43,119 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:17:43,120 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:17:43,120 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:43,121 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:17:43,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:17:43,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:43,122 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:17:43,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:17:43,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:17:43,124 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:17:43,124 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:43,124 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:17:43,125 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:17:43,125 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:17:43,125 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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 [2023-12-03 03:17:43,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:17:43,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:17:43,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:17:43,461 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:17:43,462 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:17:43,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-12-03 03:17:46,279 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:17:46,481 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:17:46,482 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-12-03 03:17:46,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/data/edcda6ca6/9632c158048d491ab0d8099305960956/FLAG257aba59b [2023-12-03 03:17:46,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/data/edcda6ca6/9632c158048d491ab0d8099305960956 [2023-12-03 03:17:46,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:17:46,510 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:17:46,512 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:46,512 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:17:46,517 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:17:46,518 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:46,519 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de7d808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46, skipping insertion in model container [2023-12-03 03:17:46,519 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:46,550 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:17:46,762 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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/sv-benchmarks/c/weaver/chl-word-subst.wvr.c[3384,3397] [2023-12-03 03:17:46,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:46,789 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 03:17:46,796 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:17:46,820 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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/sv-benchmarks/c/weaver/chl-word-subst.wvr.c[3384,3397] [2023-12-03 03:17:46,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:46,829 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:17:46,861 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_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/sv-benchmarks/c/weaver/chl-word-subst.wvr.c[3384,3397] [2023-12-03 03:17:46,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:46,884 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:17:46,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46 WrapperNode [2023-12-03 03:17:46,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:46,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:46,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:17:46,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:17:46,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:46,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:46,942 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2023-12-03 03:17:46,942 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:46,943 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:17:46,943 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:17:46,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:17:46,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:46,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:46,961 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:46,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:47,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:47,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:47,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:47,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:47,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:17:47,020 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:17:47,021 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:17:47,021 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:17:47,022 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:46" (1/1) ... [2023-12-03 03:17:47,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:47,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:17:47,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:17:47,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:17:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:17:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:17:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:17:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 03:17:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 03:17:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:17:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 03:17:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 03:17:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 03:17:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 03:17:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 03:17:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 03:17:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:17:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:17:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:17:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:17:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:17:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:17:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:17:47,106 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 03:17:47,242 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:17:47,245 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:17:47,669 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:17:47,682 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:17:47,682 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 03:17:47,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:47 BoogieIcfgContainer [2023-12-03 03:17:47,684 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:17:47,685 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:17:47,685 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:17:47,696 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:17:47,697 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:47" (1/1) ... [2023-12-03 03:17:47,698 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 03:17:47,702 INFO L158 Benchmark]: Toolchain (without parser) took 1190.79ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 30.2MB in the end (delta: 25.9MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-12-03 03:17:47,703 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 32.4MB in the beginning and 32.3MB in the end (delta: 37.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:17:47,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.43ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 40.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:17:47,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.17ms. Allocated memory is still 79.7MB. Free memory was 40.5MB in the beginning and 58.3MB in the end (delta: -17.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-12-03 03:17:47,705 INFO L158 Benchmark]: Boogie Preprocessor took 76.65ms. Allocated memory is still 79.7MB. Free memory was 58.3MB in the beginning and 56.3MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:17:47,706 INFO L158 Benchmark]: RCFGBuilder took 664.10ms. Allocated memory is still 79.7MB. Free memory was 56.3MB in the beginning and 31.1MB in the end (delta: 25.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:17:47,706 INFO L158 Benchmark]: CodeCheck took 15.11ms. Allocated memory is still 79.7MB. Free memory was 31.1MB in the beginning and 30.2MB in the end (delta: 915.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:17:47,710 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 0.16ms. Allocated memory is still 56.6MB. Free memory was 32.4MB in the beginning and 32.3MB in the end (delta: 37.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.43ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 40.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.17ms. Allocated memory is still 79.7MB. Free memory was 40.5MB in the beginning and 58.3MB in the end (delta: -17.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.65ms. Allocated memory is still 79.7MB. Free memory was 58.3MB in the beginning and 56.3MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 664.10ms. Allocated memory is still 79.7MB. Free memory was 56.3MB in the beginning and 31.1MB in the end (delta: 25.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 15.11ms. Allocated memory is still 79.7MB. Free memory was 31.1MB in the beginning and 30.2MB in the end (delta: 915.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:17:47,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ef7584-ad2e-4cef-8170-c831bc1f7fb0/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