./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-node-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC --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 3b43103ca9a91605874c4d895f03c4116805b9b245b91cffe9bd63255503e5a0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:15:46,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:15:46,512 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:15:46,517 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:15:46,518 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:15:46,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:15:46,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:15:46,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:15:46,544 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:15:46,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:15:46,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:15:46,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:15:46,547 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:15:46,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:15:46,548 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:15:46,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:15:46,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:15:46,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:15:46,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:15:46,551 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:15:46,551 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:15:46,552 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:15:46,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:15:46,553 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:15:46,554 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:15:46,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:15:46,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:15:46,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:15:46,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:15:46,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:15:46,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:15:46,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:15:46,557 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:15:46,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:15:46,558 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:15:46,558 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_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b43103ca9a91605874c4d895f03c4116805b9b245b91cffe9bd63255503e5a0 [2023-11-23 20:15:46,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:15:46,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:15:46,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:15:46,935 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:15:46,936 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:15:46,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/chl-node-subst.wvr.c [2023-11-23 20:15:49,865 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:15:50,108 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:15:50,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/sv-benchmarks/c/weaver/chl-node-subst.wvr.c [2023-11-23 20:15:50,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/data/a8a2a66f3/39ad1751b5d046a8935131a41a145ca0/FLAGb0d204c17 [2023-11-23 20:15:50,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/data/a8a2a66f3/39ad1751b5d046a8935131a41a145ca0 [2023-11-23 20:15:50,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:15:50,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:15:50,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:15:50,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:15:50,167 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:15:50,168 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,169 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b915cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50, skipping insertion in model container [2023-11-23 20:15:50,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,216 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:15:50,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:15:50,464 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:15:50,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:15:50,521 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:15:50,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50 WrapperNode [2023-11-23 20:15:50,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:15:50,523 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:15:50,523 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:15:50,523 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:15:50,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,574 INFO L138 Inliner]: procedures = 27, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 156 [2023-11-23 20:15:50,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:15:50,575 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:15:50,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:15:50,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:15:50,586 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,592 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,605 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,610 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:15:50,621 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:15:50,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:15:50,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:15:50,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:15:50,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:15:50,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:15:50,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:15:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-23 20:15:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-23 20:15:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:15:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:15:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:15:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-23 20:15:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-23 20:15:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:15:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:15:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:15:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:15:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:15:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:15:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:15:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:15:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:15:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:15:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:15:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-11-23 20:15:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-11-23 20:15:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:15:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:15:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:15:50,722 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:15:50,893 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:15:50,895 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:15:51,484 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:15:51,506 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:15:51,507 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:15:51,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:15:51 BoogieIcfgContainer [2023-11-23 20:15:51,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:15:51,510 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:15:51,510 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:15:51,520 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:15:51,521 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:15:51" (1/1) ... [2023-11-23 20:15:51,522 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) [2023-11-23 20:15:51,526 INFO L158 Benchmark]: Toolchain (without parser) took 1371.64ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 64.3MB in the beginning and 114.0MB in the end (delta: -49.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:15:51,527 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 130.0MB. Free memory was 104.2MB in the beginning and 104.0MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:15:51,528 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.55ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 64.1MB in the beginning and 130.8MB in the end (delta: -66.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-11-23 20:15:51,529 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.52ms. Allocated memory is still 167.8MB. Free memory was 130.8MB in the beginning and 128.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:15:51,530 INFO L158 Benchmark]: Boogie Preprocessor took 45.24ms. Allocated memory is still 167.8MB. Free memory was 128.7MB in the beginning and 126.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:15:51,530 INFO L158 Benchmark]: RCFGBuilder took 887.65ms. Allocated memory is still 167.8MB. Free memory was 126.6MB in the beginning and 115.2MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:15:51,531 INFO L158 Benchmark]: CodeCheck took 14.84ms. Allocated memory is still 167.8MB. Free memory was 115.2MB in the beginning and 114.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:15:51,535 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 0.23ms. Allocated memory is still 130.0MB. Free memory was 104.2MB in the beginning and 104.0MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.55ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 64.1MB in the beginning and 130.8MB in the end (delta: -66.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.52ms. Allocated memory is still 167.8MB. Free memory was 130.8MB in the beginning and 128.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.24ms. Allocated memory is still 167.8MB. Free memory was 128.7MB in the beginning and 126.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 887.65ms. Allocated memory is still 167.8MB. Free memory was 126.6MB in the beginning and 115.2MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.84ms. Allocated memory is still 167.8MB. Free memory was 115.2MB in the beginning and 114.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:15:51,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC --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 3b43103ca9a91605874c4d895f03c4116805b9b245b91cffe9bd63255503e5a0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:15:54,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:15:54,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:15:54,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:15:54,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:15:54,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:15:54,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:15:54,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:15:54,348 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:15:54,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:15:54,354 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:15:54,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:15:54,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:15:54,356 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:15:54,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:15:54,357 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:15:54,357 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:15:54,358 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:15:54,358 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:15:54,359 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:15:54,360 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:15:54,360 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:15:54,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:15:54,361 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:15:54,361 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:15:54,362 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:15:54,362 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:15:54,363 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:15:54,363 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:15:54,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:15:54,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:15:54,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:15:54,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:15:54,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:15:54,366 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:15:54,366 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:15:54,367 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:15:54,367 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:15:54,367 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:15:54,368 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_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b43103ca9a91605874c4d895f03c4116805b9b245b91cffe9bd63255503e5a0 [2023-11-23 20:15:54,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:15:54,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:15:54,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:15:54,831 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:15:54,832 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:15:54,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/chl-node-subst.wvr.c [2023-11-23 20:15:57,888 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:15:58,109 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:15:58,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/sv-benchmarks/c/weaver/chl-node-subst.wvr.c [2023-11-23 20:15:58,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/data/29d80c279/6051fdf143184d6384dff6b1f622a36a/FLAGd2f18129e [2023-11-23 20:15:58,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/data/29d80c279/6051fdf143184d6384dff6b1f622a36a [2023-11-23 20:15:58,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:15:58,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:15:58,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:15:58,141 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:15:58,146 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:15:58,147 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,148 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b99862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58, skipping insertion in model container [2023-11-23 20:15:58,148 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,194 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:15:58,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:15:58,521 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:15:58,533 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:15:58,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:15:58,598 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:15:58,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:15:58,685 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:15:58,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58 WrapperNode [2023-11-23 20:15:58,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:15:58,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:15:58,687 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:15:58,687 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:15:58,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,736 INFO L138 Inliner]: procedures = 29, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 144 [2023-11-23 20:15:58,736 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:15:58,737 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:15:58,737 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:15:58,737 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:15:58,747 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:15:58,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:15:58,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:15:58,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:15:58,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:58" (1/1) ... [2023-11-23 20:15:58,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:15:58,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:15:58,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:15:58,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:15:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-23 20:15:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-23 20:15:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:15:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-23 20:15:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:15:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:15:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-23 20:15:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-23 20:15:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:15:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:15:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:15:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:15:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:15:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:15:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:15:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:15:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:15:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:15:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-11-23 20:15:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-11-23 20:15:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:15:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:15:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 20:15:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:15:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:15:58,884 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:15:59,025 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:15:59,027 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:15:59,726 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:15:59,747 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:15:59,748 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:15:59,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:15:59 BoogieIcfgContainer [2023-11-23 20:15:59,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:15:59,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:15:59,751 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:15:59,762 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:15:59,762 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:15:59" (1/1) ... [2023-11-23 20:15:59,763 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) [2023-11-23 20:15:59,771 INFO L158 Benchmark]: Toolchain (without parser) took 1631.20ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 58.3MB in the beginning and 83.2MB in the end (delta: -24.9MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-23 20:15:59,772 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 98.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:15:59,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.68ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 41.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:15:59,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.56ms. Allocated memory is still 81.8MB. Free memory was 41.3MB in the beginning and 39.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:15:59,775 INFO L158 Benchmark]: Boogie Preprocessor took 68.42ms. Allocated memory is still 81.8MB. Free memory was 39.3MB in the beginning and 60.2MB in the end (delta: -20.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:15:59,781 INFO L158 Benchmark]: RCFGBuilder took 943.67ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 60.2MB in the beginning and 84.4MB in the end (delta: -24.2MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-23 20:15:59,782 INFO L158 Benchmark]: CodeCheck took 18.81ms. Allocated memory is still 115.3MB. Free memory was 84.4MB in the beginning and 83.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:15:59,790 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 0.24ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 98.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.68ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 41.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.56ms. Allocated memory is still 81.8MB. Free memory was 41.3MB in the beginning and 39.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.42ms. Allocated memory is still 81.8MB. Free memory was 39.3MB in the beginning and 60.2MB in the end (delta: -20.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 943.67ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 60.2MB in the beginning and 84.4MB in the end (delta: -24.2MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * CodeCheck took 18.81ms. Allocated memory is still 115.3MB. Free memory was 84.4MB in the beginning and 83.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:15:59,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dcc23f4-4273-450d-b002-598b76e5bb86/bin/ukojak-verify-1t5iHCbJaC/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