./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi --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 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:17,811 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:17,892 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:05:17,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:05:17,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:05:17,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:17,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:17,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:17,929 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:17,930 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:17,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:17,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:17,932 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:17,933 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:17,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:17,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:17,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:17,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:17,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:17,937 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:17,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:17,939 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:17,939 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:17,940 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:17,940 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:17,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:17,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:17,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:17,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:17,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:17,944 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:05:17,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:05:17,945 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:17,946 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_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 [2023-11-24 23:05:18,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:18,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:18,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:18,375 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:18,375 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:18,377 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-24 23:05:21,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:21,957 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:21,958 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-24 23:05:21,970 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/data/ff87f91a8/e3bc47433a704dc39628b4da6f22d821/FLAGeb492cfab [2023-11-24 23:05:21,986 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/data/ff87f91a8/e3bc47433a704dc39628b4da6f22d821 [2023-11-24 23:05:21,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:21,991 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:21,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:21,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:22,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:22,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:21" (1/1) ... [2023-11-24 23:05:22,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4bd940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22, skipping insertion in model container [2023-11-24 23:05:22,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:21" (1/1) ... [2023-11-24 23:05:22,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:22,213 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_cae712a2-46c1-4954-8a6d-1ce946d1bc21/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c[2625,2638] [2023-11-24 23:05:22,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:22,236 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:22,264 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_cae712a2-46c1-4954-8a6d-1ce946d1bc21/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c[2625,2638] [2023-11-24 23:05:22,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:22,276 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:22,276 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:22,284 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:22,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22 WrapperNode [2023-11-24 23:05:22,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:22,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:22,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:22,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:22,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,303 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,326 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2023-11-24 23:05:22,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:22,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:22,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:22,328 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:22,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,342 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,359 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:22,363 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:22,363 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:22,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:22,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:22" (1/1) ... [2023-11-24 23:05:22,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:22,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:22,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:22,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:22,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:22,466 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:05:22,467 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:05:22,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:05:22,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:05:22,468 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:05:22,469 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:05:22,470 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:05:22,470 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:05:22,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:05:22,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:05:22,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:05:22,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:05:22,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:05:22,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:05:22,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:22,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:05:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:05:22,476 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:05:22,695 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:22,699 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:23,105 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:23,232 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:05:23,233 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 23:05:23,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:23 BoogieIcfgContainer [2023-11-24 23:05:23,234 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:05:23,235 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:05:23,235 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:05:23,247 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:05:23,248 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:23" (1/1) ... [2023-11-24 23:05:23,248 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) [2023-11-24 23:05:23,257 INFO L158 Benchmark]: Toolchain (without parser) took 1264.49ms. Allocated memory is still 123.7MB. Free memory was 73.4MB in the beginning and 79.7MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:23,258 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory is still 53.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:23,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.39ms. Allocated memory is still 123.7MB. Free memory was 73.1MB in the beginning and 61.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:05:23,260 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.28ms. Allocated memory is still 123.7MB. Free memory was 61.3MB in the beginning and 59.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:23,261 INFO L158 Benchmark]: Boogie Preprocessor took 35.19ms. Allocated memory is still 123.7MB. Free memory was 59.3MB in the beginning and 57.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:23,262 INFO L158 Benchmark]: RCFGBuilder took 871.41ms. Allocated memory is still 123.7MB. Free memory was 57.7MB in the beginning and 81.0MB in the end (delta: -23.2MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2023-11-24 23:05:23,264 INFO L158 Benchmark]: CodeCheck took 19.15ms. Allocated memory is still 123.7MB. Free memory was 81.0MB in the beginning and 79.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:23,273 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 0.34ms. Allocated memory is still 96.5MB. Free memory is still 53.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.39ms. Allocated memory is still 123.7MB. Free memory was 73.1MB in the beginning and 61.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.28ms. Allocated memory is still 123.7MB. Free memory was 61.3MB in the beginning and 59.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.19ms. Allocated memory is still 123.7MB. Free memory was 59.3MB in the beginning and 57.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 871.41ms. Allocated memory is still 123.7MB. Free memory was 57.7MB in the beginning and 81.0MB in the end (delta: -23.2MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * CodeCheck took 19.15ms. Allocated memory is still 123.7MB. Free memory was 81.0MB in the beginning and 79.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:05:23,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi --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 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:26,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:26,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:05:26,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:26,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:26,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:26,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:26,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:26,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:26,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:26,327 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:26,328 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:26,328 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:26,329 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:26,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:26,331 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:26,332 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:05:26,332 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:05:26,333 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:05:26,334 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:26,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:26,335 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:26,336 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:26,337 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:26,337 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:26,338 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:26,339 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:05:26,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:26,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:26,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:26,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:26,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:26,342 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:05:26,342 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:26,343 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:26,343 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:05:26,344 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:05:26,344 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_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 [2023-11-24 23:05:26,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:26,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:26,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:26,772 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:26,773 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:26,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-24 23:05:30,023 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:30,358 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:30,359 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-24 23:05:30,367 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/data/587ae70d2/e9a8f2d086584c8cb6a5ff71afaa4973/FLAG4a4a4d282 [2023-11-24 23:05:30,381 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/data/587ae70d2/e9a8f2d086584c8cb6a5ff71afaa4973 [2023-11-24 23:05:30,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:30,385 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:30,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:30,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:30,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:30,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db99326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30, skipping insertion in model container [2023-11-24 23:05:30,394 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,425 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:30,654 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_cae712a2-46c1-4954-8a6d-1ce946d1bc21/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c[2625,2638] [2023-11-24 23:05:30,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:30,685 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:05:30,692 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:30,709 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_cae712a2-46c1-4954-8a6d-1ce946d1bc21/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c[2625,2638] [2023-11-24 23:05:30,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:30,720 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:30,773 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_cae712a2-46c1-4954-8a6d-1ce946d1bc21/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c[2625,2638] [2023-11-24 23:05:30,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:30,810 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:30,813 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:30,822 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:30,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30 WrapperNode [2023-11-24 23:05:30,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:30,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:30,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:30,825 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:30,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,892 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-11-24 23:05:30,893 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:30,894 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:30,894 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:30,894 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:30,906 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,930 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,931 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,963 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,976 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:30,979 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:30,980 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:30,980 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:30,980 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:30,981 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:30" (1/1) ... [2023-11-24 23:05:31,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:31,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:31,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:31,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:05:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:05:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:05:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:05:31,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:05:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:05:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:05:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:05:31,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:05:31,127 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:05:31,127 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:05:31,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:05:31,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:05:31,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:05:31,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:31,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:31,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:05:31,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:05:31,131 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:05:31,308 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:31,311 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:31,767 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:31,907 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:05:31,907 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 23:05:31,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:31 BoogieIcfgContainer [2023-11-24 23:05:31,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:05:31,932 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:05:31,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:05:31,942 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:05:31,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:31" (1/1) ... [2023-11-24 23:05:31,943 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) [2023-11-24 23:05:31,947 INFO L158 Benchmark]: Toolchain (without parser) took 1561.44ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 47.7MB in the beginning and 75.4MB in the end (delta: -27.7MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:31,948 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:31,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.40ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 33.7MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:05:31,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.43ms. Allocated memory is still 71.3MB. Free memory was 33.7MB in the beginning and 31.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:31,950 INFO L158 Benchmark]: Boogie Preprocessor took 85.65ms. Allocated memory is still 71.3MB. Free memory was 31.9MB in the beginning and 30.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:31,950 INFO L158 Benchmark]: RCFGBuilder took 951.37ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 30.0MB in the beginning and 76.4MB in the end (delta: -46.4MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-11-24 23:05:31,951 INFO L158 Benchmark]: CodeCheck took 13.11ms. Allocated memory is still 98.6MB. Free memory was 76.4MB in the beginning and 75.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:31,954 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 71.3MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.40ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 33.7MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.43ms. Allocated memory is still 71.3MB. Free memory was 33.7MB in the beginning and 31.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 85.65ms. Allocated memory is still 71.3MB. Free memory was 31.9MB in the beginning and 30.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 951.37ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 30.0MB in the beginning and 76.4MB in the end (delta: -46.4MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * CodeCheck took 13.11ms. Allocated memory is still 98.6MB. Free memory was 76.4MB in the beginning and 75.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:05:31,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae712a2-46c1-4954-8a6d-1ce946d1bc21/bin/ukojak-verify-afCqCEvfdi/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