./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-file-item-subst.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_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/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_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/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_dc9311fe-498d-4181-9676-2b3f33dd13b3/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 d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:45,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:45,225 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:09:45,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:09:45,239 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:09:45,277 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:45,278 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:09:45,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:09:45,280 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:45,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:45,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:45,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:09:45,286 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:45,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:09:45,289 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:45,290 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:45,290 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:09:45,290 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:45,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:09:45,291 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:45,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:09:45,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:45,294 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:45,294 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:45,295 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:45,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:45,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:45,296 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:45,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:45,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:09:45,298 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:09:45,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:09:45,299 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:09:45,299 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_dc9311fe-498d-4181-9676-2b3f33dd13b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 [2023-11-19 03:09:45,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:45,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:45,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:45,721 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:45,722 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:45,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-11-19 03:09:48,729 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:48,940 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:48,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-11-19 03:09:48,950 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/data/0d094db2f/d8e162e50ce44dde8022dad5dbb6ac91/FLAG6cffa8d58 [2023-11-19 03:09:48,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/data/0d094db2f/d8e162e50ce44dde8022dad5dbb6ac91 [2023-11-19 03:09:48,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:48,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:48,971 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:48,971 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:48,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:48,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:48" (1/1) ... [2023-11-19 03:09:48,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d72c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:48, skipping insertion in model container [2023-11-19 03:09:48,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:48" (1/1) ... [2023-11-19 03:09:49,011 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:49,257 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_dc9311fe-498d-4181-9676-2b3f33dd13b3/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c[3054,3067] [2023-11-19 03:09:49,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:49,287 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:49,312 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_dc9311fe-498d-4181-9676-2b3f33dd13b3/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c[3054,3067] [2023-11-19 03:09:49,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:49,330 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:49,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49 WrapperNode [2023-11-19 03:09:49,331 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:49,332 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:49,332 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:49,332 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:49,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,368 INFO L138 Inliner]: procedures = 23, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 97 [2023-11-19 03:09:49,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:49,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:49,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:49,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:49,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,386 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,386 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,399 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:49,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:49,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:49,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:49,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:49" (1/1) ... [2023-11-19 03:09:49,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:49,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:49,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:49,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:49,510 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:09:49,511 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:09:49,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:49,511 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:09:49,512 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:09:49,513 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:09:49,513 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:09:49,514 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:09:49,514 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:09:49,514 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:09:49,514 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:09:49,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:09:49,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:09:49,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:09:49,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:49,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:49,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:09:49,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:09:49,518 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 03:09:49,645 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:49,647 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:50,099 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:50,123 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:50,124 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:09:50,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:50 BoogieIcfgContainer [2023-11-19 03:09:50,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:50,133 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:50,133 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:50,145 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:50,146 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:50" (1/1) ... [2023-11-19 03:09:50,147 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 03:09:50,152 INFO L158 Benchmark]: Toolchain (without parser) took 1180.64ms. Allocated memory is still 153.1MB. Free memory was 116.2MB in the beginning and 92.9MB in the end (delta: 23.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:09:50,152 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:50,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.27ms. Allocated memory is still 153.1MB. Free memory was 115.6MB in the beginning and 116.0MB in the end (delta: -412.9kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:09:50,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.13ms. Allocated memory is still 153.1MB. Free memory was 116.0MB in the beginning and 114.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:50,156 INFO L158 Benchmark]: Boogie Preprocessor took 34.64ms. Allocated memory is still 153.1MB. Free memory was 114.5MB in the beginning and 113.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:50,158 INFO L158 Benchmark]: RCFGBuilder took 727.29ms. Allocated memory is still 153.1MB. Free memory was 113.0MB in the beginning and 94.4MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:09:50,158 INFO L158 Benchmark]: CodeCheck took 16.17ms. Allocated memory is still 153.1MB. Free memory was 94.2MB in the beginning and 92.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:50,170 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 0.31ms. Allocated memory is still 121.6MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.27ms. Allocated memory is still 153.1MB. Free memory was 115.6MB in the beginning and 116.0MB in the end (delta: -412.9kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.13ms. Allocated memory is still 153.1MB. Free memory was 116.0MB in the beginning and 114.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.64ms. Allocated memory is still 153.1MB. Free memory was 114.5MB in the beginning and 113.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 727.29ms. Allocated memory is still 153.1MB. Free memory was 113.0MB in the beginning and 94.4MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 16.17ms. Allocated memory is still 153.1MB. Free memory was 94.2MB in the beginning and 92.9MB in the end (delta: 1.2MB). 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 03:09:50,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/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_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/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_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/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_dc9311fe-498d-4181-9676-2b3f33dd13b3/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 d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:52,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:52,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:09:52,964 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:52,965 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:09:52,966 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:09:52,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:52,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:52,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:52,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:09:52,974 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:52,975 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:52,975 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:52,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:09:52,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:52,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:09:52,979 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:09:52,979 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:09:52,980 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:09:52,980 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:52,981 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:09:52,981 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:52,982 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:52,982 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:52,983 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:52,983 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:09:52,984 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:09:52,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:52,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:52,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:52,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:52,987 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:09:52,987 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:09:52,988 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:09:52,988 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:09:52,989 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:09:52,989 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:09:52,989 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_dc9311fe-498d-4181-9676-2b3f33dd13b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 [2023-11-19 03:09:53,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:53,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:53,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:53,452 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:53,452 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:53,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-11-19 03:09:56,563 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:56,865 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:56,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-11-19 03:09:56,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/data/0456fcae2/9ca72cae49b64cedb9aca2e9c2dc0b8c/FLAG8d1f978f6 [2023-11-19 03:09:56,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/data/0456fcae2/9ca72cae49b64cedb9aca2e9c2dc0b8c [2023-11-19 03:09:56,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:56,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:56,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:56,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:56,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:56,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:56" (1/1) ... [2023-11-19 03:09:56,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f0f0b6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:56, skipping insertion in model container [2023-11-19 03:09:56,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:56" (1/1) ... [2023-11-19 03:09:56,925 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:57,109 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_dc9311fe-498d-4181-9676-2b3f33dd13b3/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c[3054,3067] [2023-11-19 03:09:57,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:57,139 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:57,187 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_dc9311fe-498d-4181-9676-2b3f33dd13b3/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c[3054,3067] [2023-11-19 03:09:57,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:57,225 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:57,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57 WrapperNode [2023-11-19 03:09:57,226 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:57,227 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:57,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:57,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:57,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,294 INFO L138 Inliner]: procedures = 25, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2023-11-19 03:09:57,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:57,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:57,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:57,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:57,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,338 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,341 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,344 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,364 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:57,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:57,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:57,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:57,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:57" (1/1) ... [2023-11-19 03:09:57,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:57,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:57,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:57,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:57,446 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:09:57,446 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:09:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:09:57,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:09:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:09:57,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:09:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:09:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:09:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:09:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:09:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:09:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:09:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:09:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:57,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:09:57,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:09:57,453 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 03:09:57,688 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:57,690 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:58,023 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:58,038 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:58,038 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:09:58,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:58 BoogieIcfgContainer [2023-11-19 03:09:58,044 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:58,049 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:58,049 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:58,059 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:58,059 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:58" (1/1) ... [2023-11-19 03:09:58,060 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 03:09:58,067 INFO L158 Benchmark]: Toolchain (without parser) took 1174.04ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 45.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-11-19 03:09:58,068 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.5MB in the end (delta: 20.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:58,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.86ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 45.2MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:09:58,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.05ms. Allocated memory is still 81.8MB. Free memory was 45.2MB in the beginning and 43.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:58,071 INFO L158 Benchmark]: Boogie Preprocessor took 69.32ms. Allocated memory is still 81.8MB. Free memory was 43.4MB in the beginning and 41.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:58,073 INFO L158 Benchmark]: RCFGBuilder took 679.56ms. Allocated memory is still 81.8MB. Free memory was 41.8MB in the beginning and 46.1MB in the end (delta: -4.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:09:58,073 INFO L158 Benchmark]: CodeCheck took 16.00ms. Allocated memory is still 81.8MB. Free memory was 45.8MB in the beginning and 45.0MB in the end (delta: 807.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:58,084 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 81.8MB. Free memory was 57.5MB in the beginning and 57.5MB in the end (delta: 20.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.86ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 45.2MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.05ms. Allocated memory is still 81.8MB. Free memory was 45.2MB in the beginning and 43.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.32ms. Allocated memory is still 81.8MB. Free memory was 43.4MB in the beginning and 41.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 679.56ms. Allocated memory is still 81.8MB. Free memory was 41.8MB in the beginning and 46.1MB in the end (delta: -4.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 16.00ms. Allocated memory is still 81.8MB. Free memory was 45.8MB in the beginning and 45.0MB in the end (delta: 807.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:09:58,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9311fe-498d-4181-9676-2b3f33dd13b3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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