./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6cef8f51d4b8dff634e07872101a48e47fb1f63ea17b45a5f4511bf6a262ddb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:23:10,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:23:10,922 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:23:10,933 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:23:10,934 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:23:10,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:23:10,973 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:23:10,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:23:10,975 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:23:10,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:23:10,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:23:10,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:23:10,985 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:23:10,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:23:10,987 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:23:10,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:23:10,988 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:23:10,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:23:10,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:23:10,989 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:23:10,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:23:10,990 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:23:10,991 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:23:10,991 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:23:10,991 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:23:10,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:23:10,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:10,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:23:10,994 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:23:10,994 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:23:10,996 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:23:10,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:23:10,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:23:10,996 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_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6cef8f51d4b8dff634e07872101a48e47fb1f63ea17b45a5f4511bf6a262ddb [2023-11-19 03:23:11,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:23:11,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:23:11,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:23:11,328 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:23:11,328 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:23:11,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2023-11-19 03:23:14,365 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:23:14,617 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:23:14,618 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2023-11-19 03:23:14,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/data/7e61d4425/f167c43324f940cfbfb337a49fecbad2/FLAG96fe1851c [2023-11-19 03:23:14,640 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/data/7e61d4425/f167c43324f940cfbfb337a49fecbad2 [2023-11-19 03:23:14,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:23:14,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:23:14,645 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:14,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:23:14,650 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:23:14,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:14,651 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aa11086 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14, skipping insertion in model container [2023-11-19 03:23:14,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:14,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:23:14,851 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c[2654,2667] [2023-11-19 03:23:14,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:14,884 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:23:14,929 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c[2654,2667] [2023-11-19 03:23:14,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:14,951 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:23:14,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14 WrapperNode [2023-11-19 03:23:14,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:14,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:14,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:23:14,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:23:14,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:14,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:15,007 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 62 [2023-11-19 03:23:15,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:15,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:23:15,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:23:15,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:23:15,019 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:15,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:15,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:15,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:15,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:15,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:15,053 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:15,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:15,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:23:15,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:23:15,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:23:15,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:23:15,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:14" (1/1) ... [2023-11-19 03:23:15,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:15,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:23:15,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:23:15,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:23:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:23:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:23:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:23:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:23:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:23:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:23:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:23:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:23:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:23:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:23:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:23:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:23:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:23:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:23:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:23:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:23:15,145 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:23:15,252 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:23:15,255 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:23:15,487 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:23:15,501 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:23:15,505 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:23:15,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:15 BoogieIcfgContainer [2023-11-19 03:23:15,512 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:23:15,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:23:15,514 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:23:15,524 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:23:15,524 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:15" (1/1) ... [2023-11-19 03:23:15,525 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:23:15,531 INFO L158 Benchmark]: Toolchain (without parser) took 884.92ms. Allocated memory is still 153.1MB. Free memory was 119.7MB in the beginning and 88.4MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 03:23:15,532 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 153.1MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:15,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.67ms. Allocated memory is still 153.1MB. Free memory was 119.7MB in the beginning and 108.4MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:23:15,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.22ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 106.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:15,536 INFO L158 Benchmark]: Boogie Preprocessor took 54.94ms. Allocated memory is still 153.1MB. Free memory was 106.4MB in the beginning and 104.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:23:15,537 INFO L158 Benchmark]: RCFGBuilder took 447.50ms. Allocated memory is still 153.1MB. Free memory was 104.6MB in the beginning and 89.8MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:23:15,538 INFO L158 Benchmark]: CodeCheck took 14.46ms. Allocated memory is still 153.1MB. Free memory was 89.5MB in the beginning and 88.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:23:15,547 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 0.29ms. Allocated memory is still 153.1MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.67ms. Allocated memory is still 153.1MB. Free memory was 119.7MB in the beginning and 108.4MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.22ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 106.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.94ms. Allocated memory is still 153.1MB. Free memory was 106.4MB in the beginning and 104.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 447.50ms. Allocated memory is still 153.1MB. Free memory was 104.6MB in the beginning and 89.8MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.46ms. Allocated memory is still 153.1MB. Free memory was 89.5MB in the beginning and 88.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:23:15,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6cef8f51d4b8dff634e07872101a48e47fb1f63ea17b45a5f4511bf6a262ddb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:23:18,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:23:18,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:23:18,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:23:18,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:23:18,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:23:18,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:23:18,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:23:18,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:23:18,445 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:23:18,445 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:23:18,446 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:23:18,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:23:18,448 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:23:18,448 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:23:18,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:23:18,449 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:23:18,449 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:23:18,450 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:23:18,450 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:23:18,451 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:23:18,451 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:23:18,452 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:23:18,452 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:23:18,453 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:23:18,453 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:23:18,453 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:23:18,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:23:18,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:18,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:23:18,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:23:18,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:23:18,457 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:23:18,457 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:23:18,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:23:18,457 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:23:18,458 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:23:18,458 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_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6cef8f51d4b8dff634e07872101a48e47fb1f63ea17b45a5f4511bf6a262ddb [2023-11-19 03:23:18,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:23:18,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:23:18,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:23:18,940 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:23:18,940 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:23:18,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2023-11-19 03:23:22,120 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:23:22,353 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:23:22,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2023-11-19 03:23:22,364 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/data/692ce818b/a0d1fc2a527940f68d6b3563ad6c90dd/FLAG34de4dc9a [2023-11-19 03:23:22,381 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/data/692ce818b/a0d1fc2a527940f68d6b3563ad6c90dd [2023-11-19 03:23:22,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:23:22,388 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:23:22,390 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:22,390 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:23:22,394 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:23:22,395 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b39909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22, skipping insertion in model container [2023-11-19 03:23:22,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,420 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:23:22,657 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c[2654,2667] [2023-11-19 03:23:22,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:22,691 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:23:22,732 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c[2654,2667] [2023-11-19 03:23:22,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:22,758 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:23:22,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22 WrapperNode [2023-11-19 03:23:22,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:22,760 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:22,760 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:23:22,760 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:23:22,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,819 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2023-11-19 03:23:22,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:22,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:23:22,821 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:23:22,821 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:23:22,830 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,843 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,878 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:23:22,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:23:22,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:23:22,881 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:23:22,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:22" (1/1) ... [2023-11-19 03:23:22,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:22,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:23:22,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:23:22,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:23:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:23:22,965 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:23:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:23:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:23:22,965 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:23:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:23:22,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:23:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:23:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:23:22,966 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:23:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:23:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:23:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:23:22,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:23:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:23:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:23:22,970 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:23:23,138 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:23:23,140 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:23:23,426 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:23:23,437 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:23:23,437 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:23:23,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:23 BoogieIcfgContainer [2023-11-19 03:23:23,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:23:23,442 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:23:23,442 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:23:23,452 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:23:23,452 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:23" (1/1) ... [2023-11-19 03:23:23,453 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:23:23,458 INFO L158 Benchmark]: Toolchain (without parser) took 1068.91ms. Allocated memory is still 102.8MB. Free memory was 78.1MB in the beginning and 69.5MB in the end (delta: 8.6MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-19 03:23:23,458 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:23,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.01ms. Allocated memory is still 102.8MB. Free memory was 77.9MB in the beginning and 66.3MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:23:23,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.69ms. Allocated memory is still 102.8MB. Free memory was 66.3MB in the beginning and 64.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:23:23,461 INFO L158 Benchmark]: Boogie Preprocessor took 59.74ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 63.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:23,461 INFO L158 Benchmark]: RCFGBuilder took 560.86ms. Allocated memory is still 102.8MB. Free memory was 63.1MB in the beginning and 70.5MB in the end (delta: -7.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-19 03:23:23,462 INFO L158 Benchmark]: CodeCheck took 13.88ms. Allocated memory is still 102.8MB. Free memory was 70.5MB in the beginning and 69.5MB in the end (delta: 964.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:23,465 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 0.32ms. Allocated memory is still 75.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.01ms. Allocated memory is still 102.8MB. Free memory was 77.9MB in the beginning and 66.3MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.69ms. Allocated memory is still 102.8MB. Free memory was 66.3MB in the beginning and 64.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.74ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 63.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 560.86ms. Allocated memory is still 102.8MB. Free memory was 63.1MB in the beginning and 70.5MB in the end (delta: -7.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * CodeCheck took 13.88ms. Allocated memory is still 102.8MB. Free memory was 70.5MB in the beginning and 69.5MB in the end (delta: 964.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:23:23,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70903ce5-dee8-416c-b35f-07f59fb08573/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported