./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 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_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/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_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL --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-9bd2c7f [2023-11-19 03:14:06,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:14:06,853 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:14:06,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:14:06,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:14:06,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:14:06,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:14:06,884 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:14:06,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:14:06,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:14:06,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:14:06,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:14:06,888 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:14:06,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:14:06,889 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:14:06,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:14:06,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:14:06,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:14:06,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:14:06,891 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:14:06,892 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:14:06,893 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:14:06,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:14:06,894 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:14:06,894 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:14:06,895 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:14:06,895 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:14:06,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:14:06,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:06,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:14:06,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:14:06,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:14:06,898 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:14:06,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:14:06,899 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:14:06,899 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_353f48e9-bc1e-4086-bde4-97926676a945/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c931aeff3bd4feb775048ea000220a43a3b08d8a3667f51cb57a0babc9201aa [2023-11-19 03:14:07,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:14:07,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:14:07,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:14:07,151 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:14:07,151 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:14:07,153 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-19 03:14:10,204 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:14:10,467 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:14:10,467 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-19 03:14:10,479 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/data/0801313a5/222c46cfd02e4a7da54b702633537582/FLAG70186e1da [2023-11-19 03:14:10,497 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/data/0801313a5/222c46cfd02e4a7da54b702633537582 [2023-11-19 03:14:10,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:14:10,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:14:10,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:10,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:14:10,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:14:10,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c7a3d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10, skipping insertion in model container [2023-11-19 03:14:10,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,550 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:14:10,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:10,754 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:14:10,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:10,800 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:14:10,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10 WrapperNode [2023-11-19 03:14:10,801 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:10,802 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:10,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:14:10,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:14:10,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,848 INFO L138 Inliner]: procedures = 23, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-11-19 03:14:10,848 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:10,849 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:14:10,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:14:10,849 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:14:10,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,862 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,869 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,881 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:14:10,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:14:10,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:14:10,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:14:10,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:10" (1/1) ... [2023-11-19 03:14:10,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:10,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:14:10,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:14:10,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:14:10,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:14:10,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:14:10,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:14:10,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:14:10,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:14:10,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:14:10,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:14:10,971 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:14:10,971 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:14:10,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:14:10,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:14:10,971 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 03:14:10,971 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 03:14:10,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:14:10,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:14:10,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:14:10,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:14:10,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:14:10,974 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 03:14:11,087 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:14:11,090 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:14:11,408 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:14:11,423 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:14:11,435 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:14:11,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:11 BoogieIcfgContainer [2023-11-19 03:14:11,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:14:11,442 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:14:11,442 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:14:11,449 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:14:11,450 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,451 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 03:14:11,455 INFO L158 Benchmark]: Toolchain (without parser) took 949.17ms. Allocated memory was 138.4MB in the beginning and 216.0MB in the end (delta: 77.6MB). Free memory was 93.1MB in the beginning and 178.4MB in the end (delta: -85.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:14:11,455 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 138.4MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:14:11,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.50ms. Allocated memory is still 138.4MB. Free memory was 92.8MB in the beginning and 81.2MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:14:11,456 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.63ms. Allocated memory is still 138.4MB. Free memory was 81.2MB in the beginning and 79.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:14:11,457 INFO L158 Benchmark]: Boogie Preprocessor took 45.97ms. Allocated memory is still 138.4MB. Free memory was 79.2MB in the beginning and 77.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:14:11,458 INFO L158 Benchmark]: RCFGBuilder took 545.20ms. Allocated memory was 138.4MB in the beginning and 216.0MB in the end (delta: 77.6MB). Free memory was 77.9MB in the beginning and 179.5MB in the end (delta: -101.6MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-19 03:14:11,459 INFO L158 Benchmark]: CodeCheck took 11.51ms. Allocated memory is still 216.0MB. Free memory was 179.5MB in the beginning and 178.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:14:11,462 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 0.17ms. Allocated memory is still 138.4MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.50ms. Allocated memory is still 138.4MB. Free memory was 92.8MB in the beginning and 81.2MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.63ms. Allocated memory is still 138.4MB. Free memory was 81.2MB in the beginning and 79.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.97ms. Allocated memory is still 138.4MB. Free memory was 79.2MB in the beginning and 77.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 545.20ms. Allocated memory was 138.4MB in the beginning and 216.0MB in the end (delta: 77.6MB). Free memory was 77.9MB in the beginning and 179.5MB in the end (delta: -101.6MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 11.51ms. Allocated memory is still 216.0MB. Free memory was 179.5MB in the beginning and 178.4MB in the end (delta: 1.1MB). 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 03:14:11,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/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 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_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/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_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL --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-9bd2c7f [2023-11-19 03:14:14,083 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:14:14,222 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:14:14,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:14:14,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:14:14,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:14:14,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:14:14,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:14:14,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:14:14,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:14:14,283 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:14:14,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:14:14,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:14:14,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:14:14,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:14:14,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:14:14,287 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:14:14,288 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:14:14,288 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:14:14,289 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:14:14,290 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:14:14,290 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:14:14,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:14:14,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:14:14,291 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:14:14,292 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:14:14,292 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:14:14,293 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:14:14,293 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:14:14,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:14:14,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:14,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:14:14,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:14:14,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:14:14,296 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:14:14,297 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:14:14,297 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:14:14,297 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:14:14,297 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:14:14,298 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_353f48e9-bc1e-4086-bde4-97926676a945/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c931aeff3bd4feb775048ea000220a43a3b08d8a3667f51cb57a0babc9201aa [2023-11-19 03:14:14,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:14:14,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:14:14,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:14:14,756 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:14:14,756 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:14:14,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-19 03:14:18,199 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:14:18,453 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:14:18,453 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-19 03:14:18,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/data/dcd0f6828/3238ed4c277c462abecbbf9efea02905/FLAG05b58fc93 [2023-11-19 03:14:18,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/data/dcd0f6828/3238ed4c277c462abecbbf9efea02905 [2023-11-19 03:14:18,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:14:18,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:14:18,488 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:18,488 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:14:18,493 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:14:18,494 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,495 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9f4639a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18, skipping insertion in model container [2023-11-19 03:14:18,495 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,524 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:14:18,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:18,732 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:14:18,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:18,781 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:14:18,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18 WrapperNode [2023-11-19 03:14:18,782 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:18,783 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:18,783 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:14:18,783 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:14:18,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,844 INFO L138 Inliner]: procedures = 25, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2023-11-19 03:14:18,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:18,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:14:18,847 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:14:18,847 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:14:18,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,913 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,928 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,932 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:14:18,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:14:18,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:14:18,933 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:14:18,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:18" (1/1) ... [2023-11-19 03:14:18,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:18,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:14:18,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:14:19,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:14:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:14:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:14:19,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:14:19,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:14:19,018 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:14:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:14:19,018 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:14:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:14:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:14:19,019 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:14:19,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:14:19,019 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 03:14:19,019 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 03:14:19,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:14:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:14:19,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:14:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:14:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:14:19,023 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 03:14:19,148 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:14:19,151 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:14:19,548 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:14:19,560 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:14:19,561 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:14:19,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:19 BoogieIcfgContainer [2023-11-19 03:14:19,566 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:14:19,567 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:14:19,567 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:14:19,577 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:14:19,578 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:19" (1/1) ... [2023-11-19 03:14:19,579 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 03:14:19,583 INFO L158 Benchmark]: Toolchain (without parser) took 1098.06ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 49.3MB in the beginning and 59.2MB in the end (delta: -9.9MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-19 03:14:19,584 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:14:19,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.12ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 36.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:14:19,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.09ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 36.6MB in the beginning and 80.2MB in the end (delta: -43.6MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-11-19 03:14:19,587 INFO L158 Benchmark]: Boogie Preprocessor took 85.26ms. Allocated memory is still 100.7MB. Free memory was 79.8MB in the beginning and 78.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:14:19,587 INFO L158 Benchmark]: RCFGBuilder took 633.56ms. Allocated memory is still 100.7MB. Free memory was 78.2MB in the beginning and 60.1MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:14:19,588 INFO L158 Benchmark]: CodeCheck took 14.75ms. Allocated memory is still 100.7MB. Free memory was 60.1MB in the beginning and 59.2MB in the end (delta: 821.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:14:19,592 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 0.19ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.12ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 36.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.09ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 36.6MB in the beginning and 80.2MB in the end (delta: -43.6MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.26ms. Allocated memory is still 100.7MB. Free memory was 79.8MB in the beginning and 78.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 633.56ms. Allocated memory is still 100.7MB. Free memory was 78.2MB in the beginning and 60.1MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.75ms. Allocated memory is still 100.7MB. Free memory was 60.1MB in the beginning and 59.2MB in the end (delta: 821.5kB). 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 03:14:19,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353f48e9-bc1e-4086-bde4-97926676a945/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported