./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/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_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:02,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:02,448 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:27:02,454 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:02,455 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:02,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:02,485 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:02,486 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:02,487 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:02,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:02,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:02,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:02,491 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:02,491 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:02,492 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:02,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:02,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:02,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:02,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:02,496 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:02,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:02,498 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:02,499 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:02,500 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:02,501 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:02,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:02,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:02,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:02,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:02,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:02,511 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:02,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:02,512 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:02,513 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_07a50ffb-853b-467f-b0f4-c011fa65c612/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc [2023-11-19 03:27:02,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:02,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:02,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:02,876 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:02,877 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:02,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 03:27:06,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:07,062 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:07,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 03:27:07,075 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/data/56911ca5f/1fa25dc0e38c4ebd915fbd878b97c01e/FLAG06e5e685f [2023-11-19 03:27:07,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/data/56911ca5f/1fa25dc0e38c4ebd915fbd878b97c01e [2023-11-19 03:27:07,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:07,102 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:07,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:07,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:07,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:07,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f2b0da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07, skipping insertion in model container [2023-11-19 03:27:07,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,168 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:07,427 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c[3882,3895] [2023-11-19 03:27:07,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:07,461 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:07,504 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c[3882,3895] [2023-11-19 03:27:07,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:07,546 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:07,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07 WrapperNode [2023-11-19 03:27:07,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:07,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:07,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:07,549 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:07,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,604 INFO L138 Inliner]: procedures = 25, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2023-11-19 03:27:07,604 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:07,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:07,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:07,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:07,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,624 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:07,653 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:07,654 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:07,654 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:07,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:07" (1/1) ... [2023-11-19 03:27:07,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:07,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:07,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:07,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:07,778 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:27:07,778 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:27:07,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:07,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:07,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:27:07,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:27:07,779 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:27:07,780 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:27:07,780 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:27:07,780 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:27:07,780 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:27:07,780 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:27:07,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:27:07,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:27:07,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:07,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:07,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:07,784 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 03:27:07,931 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:07,935 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:08,319 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:08,335 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:08,339 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:27:08,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:08 BoogieIcfgContainer [2023-11-19 03:27:08,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:08,346 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:08,347 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:08,356 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:08,356 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:08" (1/1) ... [2023-11-19 03:27:08,357 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 03:27:08,362 INFO L158 Benchmark]: Toolchain (without parser) took 1259.45ms. Allocated memory is still 159.4MB. Free memory was 121.3MB in the beginning and 85.1MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 03:27:08,363 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 84.3MB in the beginning and 84.2MB in the end (delta: 25.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:08,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.97ms. Allocated memory is still 159.4MB. Free memory was 120.8MB in the beginning and 108.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:27:08,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.72ms. Allocated memory is still 159.4MB. Free memory was 108.2MB in the beginning and 106.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:08,366 INFO L158 Benchmark]: Boogie Preprocessor took 47.10ms. Allocated memory is still 159.4MB. Free memory was 106.7MB in the beginning and 105.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:08,367 INFO L158 Benchmark]: RCFGBuilder took 691.90ms. Allocated memory is still 159.4MB. Free memory was 105.1MB in the beginning and 85.7MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:27:08,368 INFO L158 Benchmark]: CodeCheck took 13.68ms. Allocated memory is still 159.4MB. Free memory was 85.7MB in the beginning and 85.1MB in the end (delta: 589.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:08,372 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 84.3MB in the beginning and 84.2MB in the end (delta: 25.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.97ms. Allocated memory is still 159.4MB. Free memory was 120.8MB in the beginning and 108.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.72ms. Allocated memory is still 159.4MB. Free memory was 108.2MB in the beginning and 106.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.10ms. Allocated memory is still 159.4MB. Free memory was 106.7MB in the beginning and 105.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 691.90ms. Allocated memory is still 159.4MB. Free memory was 105.1MB in the beginning and 85.7MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 13.68ms. Allocated memory is still 159.4MB. Free memory was 85.7MB in the beginning and 85.1MB in the end (delta: 589.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:27:08,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/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_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/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_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:11,590 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:11,764 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:27:11,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:11,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:11,839 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:11,840 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:11,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:11,842 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:11,849 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:11,850 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:11,850 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:11,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:11,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:11,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:11,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:11,855 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:27:11,856 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:27:11,856 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:27:11,858 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:11,858 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:11,859 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:11,860 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:11,860 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:11,861 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:11,861 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:27:11,862 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:27:11,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:11,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:11,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:11,865 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:11,865 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:11,865 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:27:11,866 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:27:11,866 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:11,867 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:27:11,867 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:27:11,867 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_07a50ffb-853b-467f-b0f4-c011fa65c612/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc [2023-11-19 03:27:12,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:12,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:12,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:12,456 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:12,457 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:12,459 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 03:27:16,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:16,919 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:16,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 03:27:16,935 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/data/46b6c71d9/9a9ae8bcf2b740d6854d771e106d96a4/FLAG91efd2ba7 [2023-11-19 03:27:16,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/data/46b6c71d9/9a9ae8bcf2b740d6854d771e106d96a4 [2023-11-19 03:27:16,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:16,959 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:16,961 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:16,962 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:16,968 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:16,969 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:16,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@654f1e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:16, skipping insertion in model container [2023-11-19 03:27:16,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:17,007 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:17,272 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c[3882,3895] [2023-11-19 03:27:17,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:17,332 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:27:17,349 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:17,381 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c[3882,3895] [2023-11-19 03:27:17,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:17,410 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:17,461 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c[3882,3895] [2023-11-19 03:27:17,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:17,504 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:17,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17 WrapperNode [2023-11-19 03:27:17,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:17,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:17,508 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:17,508 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:17,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,577 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,619 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-11-19 03:27:17,620 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:17,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:17,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:17,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:17,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,681 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,710 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,716 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:17,732 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:17,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:17,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:17,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:17" (1/1) ... [2023-11-19 03:27:17,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:17,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:17,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:17,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:27:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:27:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:27:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:27:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:27:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:27:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:27:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:27:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:27:17,862 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:27:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:27:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:17,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:27:17,865 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 03:27:18,065 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:18,068 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:18,517 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:18,533 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:18,533 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:27:18,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:18 BoogieIcfgContainer [2023-11-19 03:27:18,540 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:18,541 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:18,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:18,555 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:18,555 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:18" (1/1) ... [2023-11-19 03:27:18,557 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 03:27:18,562 INFO L158 Benchmark]: Toolchain (without parser) took 1601.97ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.3MB in the beginning and 53.7MB in the end (delta: -2.4MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:18,563 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 75.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:18,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.72ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 36.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:27:18,565 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.33ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 36.2MB in the beginning and 77.0MB in the end (delta: -40.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-19 03:27:18,566 INFO L158 Benchmark]: Boogie Preprocessor took 105.45ms. Allocated memory is still 98.6MB. Free memory was 77.0MB in the beginning and 75.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:18,567 INFO L158 Benchmark]: RCFGBuilder took 808.01ms. Allocated memory is still 98.6MB. Free memory was 75.2MB in the beginning and 54.6MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:27:18,568 INFO L158 Benchmark]: CodeCheck took 18.77ms. Allocated memory is still 98.6MB. Free memory was 54.6MB in the beginning and 53.7MB in the end (delta: 875.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:18,573 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 0.37ms. Allocated memory is still 75.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.72ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 36.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.33ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 36.2MB in the beginning and 77.0MB in the end (delta: -40.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.45ms. Allocated memory is still 98.6MB. Free memory was 77.0MB in the beginning and 75.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 808.01ms. Allocated memory is still 98.6MB. Free memory was 75.2MB in the beginning and 54.6MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 18.77ms. Allocated memory is still 98.6MB. Free memory was 54.6MB in the beginning and 53.7MB in the end (delta: 875.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:27:18,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07a50ffb-853b-467f-b0f4-c011fa65c612/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