./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-sre-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/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_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/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_e6963af3-8eeb-41b8-a170-b89181f59974/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 3f15efb4f8a286b7a1ad39e3d0e5f0f11fbc70672e37c5d5b49fafb43ac86a5c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:39,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:39,826 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:02:39,833 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:02:39,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:02:39,881 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:39,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:39,882 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:39,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:39,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:39,890 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:39,890 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:39,891 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:02:39,893 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:39,894 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:02:39,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:39,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:39,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:39,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:39,896 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:02:39,897 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:02:39,897 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:02:39,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:39,898 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:39,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:39,899 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:39,900 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:39,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:39,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:39,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:39,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:39,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:39,903 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:02:39,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:02:39,903 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:39,903 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_e6963af3-8eeb-41b8-a170-b89181f59974/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f15efb4f8a286b7a1ad39e3d0e5f0f11fbc70672e37c5d5b49fafb43ac86a5c [2023-11-23 20:02:40,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:40,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:40,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:40,232 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:40,232 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:40,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/chl-sre-subst.wvr.c [2023-11-23 20:02:43,553 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:43,817 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:43,818 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/sv-benchmarks/c/weaver/chl-sre-subst.wvr.c [2023-11-23 20:02:43,828 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/data/26e3c426d/dd286e3608e54b6387a79f73c7cc6d6a/FLAGb4e9a94bb [2023-11-23 20:02:43,859 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/data/26e3c426d/dd286e3608e54b6387a79f73c7cc6d6a [2023-11-23 20:02:43,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:43,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:43,869 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:43,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:43,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:43,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:43" (1/1) ... [2023-11-23 20:02:43,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2043e44b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:43, skipping insertion in model container [2023-11-23 20:02:43,880 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:43" (1/1) ... [2023-11-23 20:02:43,917 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:44,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:44,154 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:44,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:44,204 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:44,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44 WrapperNode [2023-11-23 20:02:44,205 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:44,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:44,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:44,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:44,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,234 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,262 INFO L138 Inliner]: procedures = 22, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-23 20:02:44,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:44,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:44,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:44,265 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:44,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,281 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,301 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:44,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:44,302 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:44,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:44,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:44,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:44,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:44,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:44,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:02:44,414 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:02:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:02:44,414 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:02:44,416 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:02:44,416 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:02:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:02:44,417 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:02:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:02:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:02:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:02:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:44,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:02:44,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:02:44,421 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 20:02:44,619 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:44,623 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:44,977 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:44,992 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:44,992 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:02:44,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:44 BoogieIcfgContainer [2023-11-23 20:02:44,995 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:44,996 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:44,996 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:45,010 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:45,011 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:44" (1/1) ... [2023-11-23 20:02:45,012 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 20:02:45,017 INFO L158 Benchmark]: Toolchain (without parser) took 1149.45ms. Allocated memory is still 176.2MB. Free memory was 129.1MB in the beginning and 100.4MB in the end (delta: 28.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 20:02:45,018 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 176.2MB. Free memory is still 147.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:02:45,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.46ms. Allocated memory is still 176.2MB. Free memory was 128.9MB in the beginning and 118.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:02:45,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.27ms. Allocated memory is still 176.2MB. Free memory was 117.8MB in the beginning and 116.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:45,021 INFO L158 Benchmark]: Boogie Preprocessor took 36.94ms. Allocated memory is still 176.2MB. Free memory was 116.2MB in the beginning and 114.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:02:45,022 INFO L158 Benchmark]: RCFGBuilder took 693.10ms. Allocated memory is still 176.2MB. Free memory was 114.9MB in the beginning and 101.4MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:02:45,022 INFO L158 Benchmark]: CodeCheck took 18.68ms. Allocated memory is still 176.2MB. Free memory was 101.2MB in the beginning and 100.4MB in the end (delta: 784.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:02:45,027 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 0.22ms. Allocated memory is still 176.2MB. Free memory is still 147.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.46ms. Allocated memory is still 176.2MB. Free memory was 128.9MB in the beginning and 118.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.27ms. Allocated memory is still 176.2MB. Free memory was 117.8MB in the beginning and 116.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.94ms. Allocated memory is still 176.2MB. Free memory was 116.2MB in the beginning and 114.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 693.10ms. Allocated memory is still 176.2MB. Free memory was 114.9MB in the beginning and 101.4MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 18.68ms. Allocated memory is still 176.2MB. Free memory was 101.2MB in the beginning and 100.4MB in the end (delta: 784.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:02:45,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/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_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/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_e6963af3-8eeb-41b8-a170-b89181f59974/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 3f15efb4f8a286b7a1ad39e3d0e5f0f11fbc70672e37c5d5b49fafb43ac86a5c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:48,078 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:48,229 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:02:48,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:48,310 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:48,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:48,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:48,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:48,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:48,321 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:48,322 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:02:48,323 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:02:48,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:48,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:48,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:48,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:48,328 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:02:48,328 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:02:48,329 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:02:48,331 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:02:48,332 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:02:48,333 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:02:48,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:48,334 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:48,335 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:48,335 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:48,336 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:48,337 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:02:48,338 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:02:48,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:48,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:48,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:48,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:48,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:48,342 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:02:48,343 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:02:48,343 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:48,344 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:02:48,344 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:02:48,346 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_e6963af3-8eeb-41b8-a170-b89181f59974/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f15efb4f8a286b7a1ad39e3d0e5f0f11fbc70672e37c5d5b49fafb43ac86a5c [2023-11-23 20:02:48,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:48,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:48,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:48,890 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:48,891 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:48,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/chl-sre-subst.wvr.c [2023-11-23 20:02:52,137 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:52,459 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:52,463 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/sv-benchmarks/c/weaver/chl-sre-subst.wvr.c [2023-11-23 20:02:52,473 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/data/194d3891f/ee8cf17900e5423fbfb15cb293deb324/FLAG62ca86464 [2023-11-23 20:02:52,495 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/data/194d3891f/ee8cf17900e5423fbfb15cb293deb324 [2023-11-23 20:02:52,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:52,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:52,503 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:52,503 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:52,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:52,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da4e9af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52, skipping insertion in model container [2023-11-23 20:02:52,512 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,550 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:52,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:52,809 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:52,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:52,864 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:52,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52 WrapperNode [2023-11-23 20:02:52,865 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:52,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:52,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:52,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:52,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,916 INFO L138 Inliner]: procedures = 24, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-23 20:02:52,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:52,917 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:52,917 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:52,918 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:52,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,953 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:52,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:52,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:52,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:52,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:52" (1/1) ... [2023-11-23 20:02:52,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:52,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:53,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:53,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:53,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:53,047 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:02:53,047 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:02:53,047 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:02:53,048 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:02:53,048 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:02:53,048 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:02:53,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:02:53,048 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:02:53,049 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:02:53,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:02:53,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:02:53,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:53,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:02:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:02:53,052 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 20:02:53,277 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:53,281 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:53,623 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:53,637 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:53,637 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:02:53,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:53 BoogieIcfgContainer [2023-11-23 20:02:53,640 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:53,641 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:53,641 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:53,656 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:53,657 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:53" (1/1) ... [2023-11-23 20:02:53,658 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 20:02:53,666 INFO L158 Benchmark]: Toolchain (without parser) took 1163.69ms. Allocated memory is still 90.2MB. Free memory was 66.9MB in the beginning and 59.7MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:02:53,667 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 60.8MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:02:53,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.51ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 55.4MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:02:53,671 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.76ms. Allocated memory is still 90.2MB. Free memory was 55.3MB in the beginning and 53.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:53,672 INFO L158 Benchmark]: Boogie Preprocessor took 40.43ms. Allocated memory is still 90.2MB. Free memory was 53.5MB in the beginning and 52.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:53,673 INFO L158 Benchmark]: RCFGBuilder took 680.90ms. Allocated memory is still 90.2MB. Free memory was 52.0MB in the beginning and 60.7MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:02:53,675 INFO L158 Benchmark]: CodeCheck took 22.48ms. Allocated memory is still 90.2MB. Free memory was 60.7MB in the beginning and 59.7MB in the end (delta: 967.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:02:53,686 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 60.8MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.51ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 55.4MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.76ms. Allocated memory is still 90.2MB. Free memory was 55.3MB in the beginning and 53.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.43ms. Allocated memory is still 90.2MB. Free memory was 53.5MB in the beginning and 52.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 680.90ms. Allocated memory is still 90.2MB. Free memory was 52.0MB in the beginning and 60.7MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 22.48ms. Allocated memory is still 90.2MB. Free memory was 60.7MB in the beginning and 59.7MB in the end (delta: 967.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:02:53,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6963af3-8eeb-41b8-a170-b89181f59974/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