./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c931aeff3bd4feb775048ea000220a43a3b08d8a3667f51cb57a0babc9201aa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:42,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:42,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:28:42,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:28:42,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:28:42,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:42,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:42,392 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:42,393 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:42,398 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:42,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:42,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:42,401 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:28:42,403 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:28:42,404 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:28:42,404 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:42,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:42,406 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:42,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:42,407 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:42,407 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:42,408 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:28:42,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:42,409 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:42,410 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:42,411 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:42,411 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:42,412 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:42,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:42,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:42,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:42,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:42,416 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:28:42,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:28:42,416 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:42,417 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_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c931aeff3bd4feb775048ea000220a43a3b08d8a3667f51cb57a0babc9201aa [2023-11-21 18:28:42,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:42,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:42,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:42,765 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:42,765 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:42,767 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-21 18:28:45,898 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:46,178 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:46,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-21 18:28:46,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/data/5af643c1e/a84b084304f64a6c9318b8a3bb0e31a3/FLAG86c6e715d [2023-11-21 18:28:46,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/data/5af643c1e/a84b084304f64a6c9318b8a3bb0e31a3 [2023-11-21 18:28:46,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:46,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:46,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:46,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:46,225 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:46,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,228 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b747e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46, skipping insertion in model container [2023-11-21 18:28:46,228 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,268 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:46,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:46,495 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:46,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:46,545 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:46,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46 WrapperNode [2023-11-21 18:28:46,546 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:46,547 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:46,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:46,548 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:46,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,566 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,591 INFO L138 Inliner]: procedures = 23, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-11-21 18:28:46,592 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:46,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:46,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:46,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:46,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:46,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:46,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:46,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:46,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:46" (1/1) ... [2023-11-21 18:28:46,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:46,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:46,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:46,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:28:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:28:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:28:46,716 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:28:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:28:46,717 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:28:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:28:46,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:28:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:28:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:28:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-21 18:28:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-21 18:28:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:28:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:28:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:28:46,721 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:28:46,851 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:46,854 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:47,208 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:47,253 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:47,254 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:28:47,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:47 BoogieIcfgContainer [2023-11-21 18:28:47,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:47,260 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:47,260 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:47,270 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:47,271 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:47" (1/1) ... [2023-11-21 18:28:47,272 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) [2023-11-21 18:28:47,276 INFO L158 Benchmark]: Toolchain (without parser) took 1059.26ms. Allocated memory is still 151.0MB. Free memory was 104.3MB in the beginning and 118.9MB in the end (delta: -14.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:47,277 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 151.0MB. Free memory was 125.4MB in the beginning and 125.2MB in the end (delta: 226.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:47,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.92ms. Allocated memory is still 151.0MB. Free memory was 104.0MB in the beginning and 92.2MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:28:47,278 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.83ms. Allocated memory is still 151.0MB. Free memory was 92.2MB in the beginning and 90.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:47,279 INFO L158 Benchmark]: Boogie Preprocessor took 33.93ms. Allocated memory is still 151.0MB. Free memory was 90.4MB in the beginning and 89.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:47,280 INFO L158 Benchmark]: RCFGBuilder took 631.69ms. Allocated memory is still 151.0MB. Free memory was 88.8MB in the beginning and 119.9MB in the end (delta: -31.1MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-11-21 18:28:47,280 INFO L158 Benchmark]: CodeCheck took 14.84ms. Allocated memory is still 151.0MB. Free memory was 119.9MB in the beginning and 118.9MB in the end (delta: 962.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:47,284 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 151.0MB. Free memory was 125.4MB in the beginning and 125.2MB in the end (delta: 226.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.92ms. Allocated memory is still 151.0MB. Free memory was 104.0MB in the beginning and 92.2MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.83ms. Allocated memory is still 151.0MB. Free memory was 92.2MB in the beginning and 90.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.93ms. Allocated memory is still 151.0MB. Free memory was 90.4MB in the beginning and 89.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 631.69ms. Allocated memory is still 151.0MB. Free memory was 88.8MB in the beginning and 119.9MB in the end (delta: -31.1MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * CodeCheck took 14.84ms. Allocated memory is still 151.0MB. Free memory was 119.9MB in the beginning and 118.9MB in the end (delta: 962.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:28:47,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/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_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c931aeff3bd4feb775048ea000220a43a3b08d8a3667f51cb57a0babc9201aa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:50,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:50,201 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:28:50,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:50,269 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:50,270 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:50,271 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:50,272 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:50,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:50,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:50,279 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:28:50,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:28:50,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:50,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:50,282 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:50,282 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:50,283 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:28:50,283 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:28:50,284 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:50,284 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:28:50,285 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:50,285 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:28:50,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:50,286 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:50,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:50,287 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:50,287 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:50,288 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:28:50,288 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:28:50,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:50,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:50,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:50,291 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:50,291 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:50,291 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:28:50,292 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:28:50,292 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:50,292 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:28:50,292 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:28:50,293 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_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c931aeff3bd4feb775048ea000220a43a3b08d8a3667f51cb57a0babc9201aa [2023-11-21 18:28:50,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:50,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:50,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:50,783 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:50,784 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:50,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-21 18:28:54,162 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:54,470 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:54,470 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-21 18:28:54,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/data/70c9b5302/27f4d0efd7a24de4b35f16dc444b357e/FLAG2cd46db69 [2023-11-21 18:28:54,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/data/70c9b5302/27f4d0efd7a24de4b35f16dc444b357e [2023-11-21 18:28:54,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:54,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:54,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:54,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:54,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:54,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d701baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54, skipping insertion in model container [2023-11-21 18:28:54,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,539 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:54,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:54,879 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:54,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:54,955 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:54,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54 WrapperNode [2023-11-21 18:28:54,956 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:54,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:54,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:54,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:54,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:55,031 INFO L138 Inliner]: procedures = 25, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2023-11-21 18:28:55,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:55,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:55,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:55,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:55,044 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:55,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:55,067 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:55,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:55,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:55,082 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:55,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:55,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:55,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:55,095 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:55,095 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:55,095 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:55,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:55,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:55,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:55,150 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:55,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:55,200 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:28:55,200 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:28:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:28:55,201 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:28:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:28:55,201 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:28:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:28:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:28:55,202 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:28:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:28:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-21 18:28:55,203 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-21 18:28:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:28:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:55,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:28:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:28:55,208 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:28:55,332 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:55,334 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:55,700 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:55,727 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:55,730 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:28:55,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:55 BoogieIcfgContainer [2023-11-21 18:28:55,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:55,735 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:55,736 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:55,748 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:55,748 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:55" (1/1) ... [2023-11-21 18:28:55,749 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) [2023-11-21 18:28:55,756 INFO L158 Benchmark]: Toolchain (without parser) took 1256.71ms. Allocated memory is still 100.7MB. Free memory was 77.2MB in the beginning and 68.7MB in the end (delta: 8.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,758 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:55,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.81ms. Allocated memory is still 100.7MB. Free memory was 77.0MB in the beginning and 64.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.44ms. Allocated memory is still 100.7MB. Free memory was 64.6MB in the beginning and 62.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,761 INFO L158 Benchmark]: Boogie Preprocessor took 60.50ms. Allocated memory is still 100.7MB. Free memory was 62.8MB in the beginning and 61.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,763 INFO L158 Benchmark]: RCFGBuilder took 638.72ms. Allocated memory is still 100.7MB. Free memory was 61.0MB in the beginning and 69.6MB in the end (delta: -8.6MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,764 INFO L158 Benchmark]: CodeCheck took 18.77ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 68.7MB in the end (delta: 864.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,776 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 0.32ms. Allocated memory is still 67.1MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.81ms. Allocated memory is still 100.7MB. Free memory was 77.0MB in the beginning and 64.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.44ms. Allocated memory is still 100.7MB. Free memory was 64.6MB in the beginning and 62.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.50ms. Allocated memory is still 100.7MB. Free memory was 62.8MB in the beginning and 61.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 638.72ms. Allocated memory is still 100.7MB. Free memory was 61.0MB in the beginning and 69.6MB in the end (delta: -8.6MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * CodeCheck took 18.77ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 68.7MB in the end (delta: 864.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:28:55,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95240bc7-6b0a-4b7b-b96e-bc0784902034/bin/ukojak-verify-i0I2FZA1j2/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