./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c74b9abfd84bef3aa9e712193319c6938e59ac72c91a2b202dc32aee3a54e2e3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:02:43,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:02:43,577 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-25 00:02:43,584 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:02:43,584 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:02:43,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:02:43,631 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:02:43,631 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:02:43,633 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:02:43,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:02:43,638 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:02:43,639 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:02:43,639 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:02:43,641 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:02:43,642 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:02:43,642 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:02:43,643 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:02:43,643 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:02:43,644 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:02:43,645 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:02:43,645 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:02:43,646 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:02:43,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:02:43,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:02:43,648 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:02:43,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:02:43,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:02:43,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:02:43,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:02:43,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:02:43,652 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:02:43,652 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-25 00:02:43,653 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-25 00:02:43,653 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:02:43,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:02:43,654 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:02:43,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:02:43,655 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:02:43,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:02:43,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:02:43,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:02:43,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:02:43,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:02:43,657 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:02:43,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:02:43,658 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:02:43,658 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:02:43,658 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:02:43,659 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:02:43,659 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c74b9abfd84bef3aa9e712193319c6938e59ac72c91a2b202dc32aee3a54e2e3 [2023-11-25 00:02:43,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:02:43,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:02:43,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:02:43,979 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:02:43,980 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:02:43,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2023-11-25 00:02:47,076 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:02:47,395 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:02:47,396 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2023-11-25 00:02:47,434 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/data/22c30edfc/74a14d54f17a48a4a69134350355477d/FLAG9477ac6f2 [2023-11-25 00:02:47,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/data/22c30edfc/74a14d54f17a48a4a69134350355477d [2023-11-25 00:02:47,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:02:47,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:02:47,466 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:02:47,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:02:47,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:02:47,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:02:47" (1/1) ... [2023-11-25 00:02:47,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799b220c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:47, skipping insertion in model container [2023-11-25 00:02:47,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:02:47" (1/1) ... [2023-11-25 00:02:47,566 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:02:48,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:02:48,085 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:02:48,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:02:48,226 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:02:48,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48 WrapperNode [2023-11-25 00:02:48,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:02:48,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:02:48,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:02:48,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:02:48,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,305 INFO L138 Inliner]: procedures = 190, calls = 33, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 102 [2023-11-25 00:02:48,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:02:48,308 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:02:48,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:02:48,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:02:48,320 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:02:48,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:02:48,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:02:48,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:02:48,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (1/1) ... [2023-11-25 00:02:48,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:02:48,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:02:48,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:02:48,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:02:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:02:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:02:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-25 00:02:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-25 00:02:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:02:48,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-25 00:02:48,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-25 00:02:48,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-25 00:02:48,490 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-25 00:02:48,490 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-25 00:02:48,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-25 00:02:48,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:02:48,490 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-25 00:02:48,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:02:48,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:02:48,493 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-25 00:02:48,744 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:02:48,746 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:02:49,061 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:02:49,465 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:02:49,466 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-25 00:02:49,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:02:49 BoogieIcfgContainer [2023-11-25 00:02:49,467 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:02:49,470 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:02:49,470 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:02:49,474 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:02:49,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:02:47" (1/3) ... [2023-11-25 00:02:49,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4e2bcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:02:49, skipping insertion in model container [2023-11-25 00:02:49,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:48" (2/3) ... [2023-11-25 00:02:49,477 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4e2bcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:02:49, skipping insertion in model container [2023-11-25 00:02:49,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:02:49" (3/3) ... [2023-11-25 00:02:49,479 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_06-ptra_nr.i [2023-11-25 00:02:49,487 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-25 00:02:49,495 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:02:49,496 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-25 00:02:49,497 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4e2bcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:02:49, skipping insertion in model container [2023-11-25 00:02:49,497 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:02:49,497 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:02:49,498 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:02:49,498 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:02:49,498 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:02:49" (3/3) ... [2023-11-25 00:02:49,500 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-25 00:02:49,503 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-11-25 00:02:49,509 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2023-11-25 00:02:49,509 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-25 00:02:49,509 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-25 00:02:49,510 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-25 00:02:49,628 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/witness.graphml [2023-11-25 00:02:49,629 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/witness.yml [2023-11-25 00:02:49,629 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:02:49,630 INFO L158 Benchmark]: Toolchain (without parser) took 2167.90ms. Allocated memory is still 180.4MB. Free memory was 133.7MB in the beginning and 103.1MB in the end (delta: 30.6MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-11-25 00:02:49,631 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:02:49,631 INFO L158 Benchmark]: CACSL2BoogieTranslator took 761.43ms. Allocated memory is still 180.4MB. Free memory was 133.2MB in the beginning and 107.5MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-25 00:02:49,632 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.65ms. Allocated memory is still 180.4MB. Free memory was 107.5MB in the beginning and 105.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:02:49,632 INFO L158 Benchmark]: Boogie Preprocessor took 78.54ms. Allocated memory is still 180.4MB. Free memory was 105.0MB in the beginning and 103.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:02:49,633 INFO L158 Benchmark]: RCFGBuilder took 1079.52ms. Allocated memory is still 180.4MB. Free memory was 103.4MB in the beginning and 111.5MB in the end (delta: -8.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-25 00:02:49,633 INFO L158 Benchmark]: TraceAbstraction took 26.49ms. Allocated memory is still 180.4MB. Free memory was 110.4MB in the beginning and 108.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:02:49,634 INFO L158 Benchmark]: Witness Printer took 131.44ms. Allocated memory is still 180.4MB. Free memory was 108.4MB in the beginning and 103.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:02:49,644 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 761.43ms. Allocated memory is still 180.4MB. Free memory was 133.2MB in the beginning and 107.5MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.65ms. Allocated memory is still 180.4MB. Free memory was 107.5MB in the beginning and 105.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.54ms. Allocated memory is still 180.4MB. Free memory was 105.0MB in the beginning and 103.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1079.52ms. Allocated memory is still 180.4MB. Free memory was 103.4MB in the beginning and 111.5MB in the end (delta: -8.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * TraceAbstraction took 26.49ms. Allocated memory is still 180.4MB. Free memory was 110.4MB in the beginning and 108.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 131.44ms. Allocated memory is still 180.4MB. Free memory was 108.4MB in the beginning and 103.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-25 00:02:49,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80094c6b-3ffd-4c00-be9b-ba56669d6606/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE