./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x9.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_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/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_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/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_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/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 af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:07,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:08,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:05:08,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:05:08,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:05:08,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:08,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:08,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:08,125 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:08,131 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:08,132 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:08,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:08,133 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:05:08,135 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:05:08,136 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:05:08,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:08,137 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:08,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:08,138 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:08,139 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:05:08,140 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:05:08,140 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:05:08,141 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:08,142 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:08,143 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:08,143 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:08,144 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:08,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:08,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:08,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:08,147 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:08,148 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:08,148 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:05:08,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:05:08,149 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:08,149 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_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 [2023-11-23 20:05:08,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:08,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:08,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:08,509 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:08,510 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:08,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-23 20:05:11,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:12,207 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:12,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-23 20:05:12,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/data/10e8c762c/fd00361d4df743db9d1aed104922eb4c/FLAG7c53738b2 [2023-11-23 20:05:12,257 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/data/10e8c762c/fd00361d4df743db9d1aed104922eb4c [2023-11-23 20:05:12,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:12,262 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:12,264 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:12,264 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:12,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:12,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c03bcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12, skipping insertion in model container [2023-11-23 20:05:12,274 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,310 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:12,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:12,538 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:12,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:12,592 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:12,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12 WrapperNode [2023-11-23 20:05:12,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:12,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:12,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:12,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:12,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,664 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2023-11-23 20:05:12,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:12,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:12,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:12,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:12,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,682 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,682 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:12,704 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:12,704 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:12,705 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:12,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:12" (1/1) ... [2023-11-23 20:05:12,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:12,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:12,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:12,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:05:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:05:12,798 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:05:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:05:12,799 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:05:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:05:12,799 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:05:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-23 20:05:12,800 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-23 20:05:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:05:12,800 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:05:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:05:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:05:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:05:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:05:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:05:12,804 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 20:05:12,922 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:12,925 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:13,297 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:13,316 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:13,316 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 20:05:13,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:13 BoogieIcfgContainer [2023-11-23 20:05:13,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:13,320 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:13,320 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:13,335 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:13,335 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:13" (1/1) ... [2023-11-23 20:05:13,336 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 20:05:13,342 INFO L158 Benchmark]: Toolchain (without parser) took 1078.36ms. Allocated memory is still 190.8MB. Free memory was 150.3MB in the beginning and 116.8MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-23 20:05:13,343 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:05:13,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.46ms. Allocated memory is still 190.8MB. Free memory was 150.3MB in the beginning and 138.6MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:05:13,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.15ms. Allocated memory is still 190.8MB. Free memory was 138.6MB in the beginning and 137.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:05:13,346 INFO L158 Benchmark]: Boogie Preprocessor took 38.13ms. Allocated memory is still 190.8MB. Free memory was 137.5MB in the beginning and 135.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:05:13,347 INFO L158 Benchmark]: RCFGBuilder took 614.88ms. Allocated memory is still 190.8MB. Free memory was 135.7MB in the beginning and 118.6MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:05:13,348 INFO L158 Benchmark]: CodeCheck took 19.14ms. Allocated memory is still 190.8MB. Free memory was 117.7MB in the beginning and 116.8MB in the end (delta: 891.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:05:13,353 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 0.28ms. Allocated memory is still 125.8MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.46ms. Allocated memory is still 190.8MB. Free memory was 150.3MB in the beginning and 138.6MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.15ms. Allocated memory is still 190.8MB. Free memory was 138.6MB in the beginning and 137.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.13ms. Allocated memory is still 190.8MB. Free memory was 137.5MB in the beginning and 135.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 614.88ms. Allocated memory is still 190.8MB. Free memory was 135.7MB in the beginning and 118.6MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 19.14ms. Allocated memory is still 190.8MB. Free memory was 117.7MB in the beginning and 116.8MB in the end (delta: 891.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:05:13,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/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_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/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_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/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_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/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 af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:16,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:16,422 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:05:16,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:16,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:16,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:16,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:16,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:16,516 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:16,516 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:16,517 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:05:16,518 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:05:16,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:16,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:16,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:16,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:16,521 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:05:16,521 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:05:16,522 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:05:16,523 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:05:16,523 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:05:16,524 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:05:16,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:16,525 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:16,525 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:16,526 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:16,526 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:16,527 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:05:16,527 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:05:16,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:16,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:16,529 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:16,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:16,530 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:16,531 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:05:16,531 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:05:16,532 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:16,532 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:05:16,532 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:05:16,533 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_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 [2023-11-23 20:05:16,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:17,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:17,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:17,051 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:17,052 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:17,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-23 20:05:20,523 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:20,871 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:20,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-23 20:05:20,883 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/data/65f8a824d/6e6bd2c1ea6b4877a25b7c10fa212d00/FLAG6e49fe2aa [2023-11-23 20:05:20,901 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/data/65f8a824d/6e6bd2c1ea6b4877a25b7c10fa212d00 [2023-11-23 20:05:20,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:20,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:20,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:20,909 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:20,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:20,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:20" (1/1) ... [2023-11-23 20:05:20,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@657a8388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:20, skipping insertion in model container [2023-11-23 20:05:20,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:20" (1/1) ... [2023-11-23 20:05:20,950 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:21,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:21,219 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:21,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:21,277 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:21,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21 WrapperNode [2023-11-23 20:05:21,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:21,280 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:21,280 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:21,280 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:21,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,304 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,341 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2023-11-23 20:05:21,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:21,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:21,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:21,343 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:21,361 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,385 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,389 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,402 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,428 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,438 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,443 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:21,444 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:21,450 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:21,450 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:21,451 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:21" (1/1) ... [2023-11-23 20:05:21,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:21,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:21,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:21,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:05:21,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:05:21,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:05:21,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:05:21,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:05:21,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:05:21,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:05:21,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:05:21,569 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-23 20:05:21,569 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-23 20:05:21,569 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:05:21,569 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:05:21,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:05:21,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:05:21,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:21,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:05:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:05:21,574 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 20:05:21,791 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:21,795 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:22,316 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:22,330 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:22,330 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 20:05:22,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:22 BoogieIcfgContainer [2023-11-23 20:05:22,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:22,333 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:22,333 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:22,344 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:22,344 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:22" (1/1) ... [2023-11-23 20:05:22,345 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 20:05:22,350 INFO L158 Benchmark]: Toolchain (without parser) took 1442.33ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 53.6MB in the end (delta: 7.7MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2023-11-23 20:05:22,351 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:05:22,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.25ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 49.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:05:22,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.78ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 47.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:05:22,353 INFO L158 Benchmark]: Boogie Preprocessor took 100.89ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 45.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:05:22,355 INFO L158 Benchmark]: RCFGBuilder took 888.25ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 54.5MB in the end (delta: -8.9MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-11-23 20:05:22,356 INFO L158 Benchmark]: CodeCheck took 14.79ms. Allocated memory is still 83.9MB. Free memory was 54.5MB in the beginning and 53.6MB in the end (delta: 876.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:05:22,364 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 0.39ms. Allocated memory is still 83.9MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.25ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 49.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.78ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 47.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 100.89ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 45.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 888.25ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 54.5MB in the end (delta: -8.9MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * CodeCheck took 14.79ms. Allocated memory is still 83.9MB. Free memory was 54.5MB in the beginning and 53.6MB in the end (delta: 876.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:05:22,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e31ac96b-02e6-41f6-a681-c4168ad1a2b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported