./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i --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_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/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_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash daa057e82631e6f1d313140c57470663c53a0147ee44af9a015893bbe50819e3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:55:31,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:55:31,936 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:55:31,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:55:31,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:55:31,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:55:31,971 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:55:31,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:55:31,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:55:31,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:55:31,974 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:55:31,974 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:55:31,975 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:55:31,975 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:55:31,976 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:55:31,977 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:55:31,977 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:55:31,978 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:55:31,978 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:55:31,979 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:55:31,979 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:55:31,980 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:55:31,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:55:31,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:55:31,982 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:55:31,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:55:31,983 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:55:31,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:55:31,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:55:31,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:55:31,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:55:31,985 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:55:31,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:55:31,986 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:55:31,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:55:31,987 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:55:31,988 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:55:31,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:31,989 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:55:31,989 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:55:31,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:55:31,992 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:55:31,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:55:31,993 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:55:31,994 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:55:31,994 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:55:31,994 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:55:31,995 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_b611caf8-e7bb-406c-aa56-b04605144506/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> daa057e82631e6f1d313140c57470663c53a0147ee44af9a015893bbe50819e3 [2023-11-24 23:55:32,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:55:32,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:55:32,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:55:32,349 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:55:32,350 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:55:32,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i [2023-11-24 23:55:35,327 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:55:35,534 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:55:35,535 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i [2023-11-24 23:55:35,546 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/data/aff61268e/c15541f36eed4475afe6a0498032dd49/FLAGa0bfb4ddb [2023-11-24 23:55:35,564 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/data/aff61268e/c15541f36eed4475afe6a0498032dd49 [2023-11-24 23:55:35,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:55:35,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:55:35,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:35,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:55:35,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:55:35,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:35,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c019d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35, skipping insertion in model container [2023-11-24 23:55:35,580 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:35,607 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:55:35,840 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_b611caf8-e7bb-406c-aa56-b04605144506/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i[915,928] [2023-11-24 23:55:35,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:35,918 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:55:35,932 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_b611caf8-e7bb-406c-aa56-b04605144506/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i[915,928] [2023-11-24 23:55:35,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:35,978 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:55:35,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35 WrapperNode [2023-11-24 23:55:35,979 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:35,981 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:35,981 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:55:35,981 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:55:35,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:35,998 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:36,045 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 91 [2023-11-24 23:55:36,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:36,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:55:36,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:55:36,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:55:36,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:36,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:36,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:36,059 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:36,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:36,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:36,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:36,073 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:36,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:55:36,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:55:36,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:55:36,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:55:36,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (1/1) ... [2023-11-24 23:55:36,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:36,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:36,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:55:36,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:55:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:55:36,173 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:55:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:55:36,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:55:36,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:55:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:55:36,246 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:55:36,248 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:55:36,472 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:55:36,574 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:55:36,580 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:55:36,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:36 BoogieIcfgContainer [2023-11-24 23:55:36,582 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:55:36,585 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:55:36,585 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:55:36,588 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:55:36,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:55:35" (1/3) ... [2023-11-24 23:55:36,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33da2eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:36, skipping insertion in model container [2023-11-24 23:55:36,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:35" (2/3) ... [2023-11-24 23:55:36,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33da2eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:36, skipping insertion in model container [2023-11-24 23:55:36,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:36" (3/3) ... [2023-11-24 23:55:36,591 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-40.i [2023-11-24 23:55:36,610 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:55:36,610 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:55:36,661 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:55:36,668 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@74a9210a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:55:36,668 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:55:36,673 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-24 23:55:36,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:55:36,682 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:36,683 INFO L195 NwaCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:55:36,683 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:36,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:36,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1878397178, now seen corresponding path program 1 times [2023-11-24 23:55:36,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:55:36,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678458962] [2023-11-24 23:55:36,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:36,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:55:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:38,230 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2023-11-24 23:55:38,230 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:55:38,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678458962] [2023-11-24 23:55:38,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678458962] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:55:38,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782633681] [2023-11-24 23:55:38,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:38,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:55:38,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:38,236 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:55:38,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:55:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:38,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 23:55:38,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:55:39,501 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 88 proven. 16 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-24 23:55:39,502 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:55:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2023-11-24 23:55:40,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782633681] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:55:40,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [17700625] [2023-11-24 23:55:40,069 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2023-11-24 23:55:40,070 INFO L166 IcfgInterpreter]: Building call graph [2023-11-24 23:55:40,073 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-24 23:55:40,079 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-24 23:55:40,080 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-24 23:55:42,985 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 28 for LOIs [2023-11-24 23:55:42,989 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-24 23:55:45,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [17700625] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:55:45,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-24 23:55:45,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [5, 5, 5] total 25 [2023-11-24 23:55:45,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384207645] [2023-11-24 23:55:45,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:55:45,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-24 23:55:45,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:55:45,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-24 23:55:45,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=434, Unknown=0, NotChecked=0, Total=600 [2023-11-24 23:55:45,580 INFO L87 Difference]: Start difference. First operand has 31 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 20 states, 13 states have (on average 1.0) internal successors, (13), 12 states have internal predecessors, (13), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) [2023-11-24 23:55:48,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:55:48,191 INFO L93 Difference]: Finished difference Result 103 states and 139 transitions. [2023-11-24 23:55:48,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-11-24 23:55:48,194 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 13 states have (on average 1.0) internal successors, (13), 12 states have internal predecessors, (13), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) Word has length 54 [2023-11-24 23:55:48,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:55:48,204 INFO L225 Difference]: With dead ends: 103 [2023-11-24 23:55:48,205 INFO L226 Difference]: Without dead ends: 73 [2023-11-24 23:55:48,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 140 SyntacticMatches, 2 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 403 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=438, Invalid=1368, Unknown=0, NotChecked=0, Total=1806 [2023-11-24 23:55:48,219 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 34 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-24 23:55:48,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 127 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-24 23:55:48,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-24 23:55:48,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 72. [2023-11-24 23:55:48,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 33 states have (on average 1.0303030303030303) internal successors, (34), 33 states have internal predecessors, (34), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-24 23:55:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 90 transitions. [2023-11-24 23:55:48,303 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 90 transitions. Word has length 54 [2023-11-24 23:55:48,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:55:48,305 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 90 transitions. [2023-11-24 23:55:48,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 13 states have (on average 1.0) internal successors, (13), 12 states have internal predecessors, (13), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) [2023-11-24 23:55:48,307 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2023-11-24 23:55:48,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-24 23:55:48,317 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:48,317 INFO L195 NwaCegarLoop]: trace histogram [28, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-11-24 23:55:48,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-24 23:55:48,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:55:48,526 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:48,527 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:48,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1661204343, now seen corresponding path program 1 times [2023-11-24 23:55:48,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:55:48,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363260505] [2023-11-24 23:55:48,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:48,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:55:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:49,379 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 33 proven. 8 refuted. 0 times theorem prover too weak. 739 trivial. 0 not checked. [2023-11-24 23:55:49,380 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:55:49,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363260505] [2023-11-24 23:55:49,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363260505] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:55:49,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790945939] [2023-11-24 23:55:49,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:49,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:55:49,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:49,385 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:55:49,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-24 23:55:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:49,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 23:55:49,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:55:50,434 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 380 proven. 15 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2023-11-24 23:55:50,434 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:55:50,974 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 33 proven. 8 refuted. 0 times theorem prover too weak. 739 trivial. 0 not checked. [2023-11-24 23:55:50,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790945939] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:55:50,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1201003438] [2023-11-24 23:55:50,978 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2023-11-24 23:55:50,978 INFO L166 IcfgInterpreter]: Building call graph [2023-11-24 23:55:50,979 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-24 23:55:50,979 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-24 23:55:50,979 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-24 23:56:00,712 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 6 for LOIs [2023-11-24 23:56:00,714 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-24 23:56:05,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1201003438] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:05,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-24 23:56:05,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [5, 9, 5] total 30 [2023-11-24 23:56:05,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223782471] [2023-11-24 23:56:05,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:05,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-11-24 23:56:05,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:56:05,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-11-24 23:56:05,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=728, Unknown=0, NotChecked=0, Total=870 [2023-11-24 23:56:05,098 INFO L87 Difference]: Start difference. First operand 72 states and 90 transitions. Second operand has 21 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 13 states have internal predecessors, (15), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) [2023-11-24 23:56:07,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:07,378 INFO L93 Difference]: Finished difference Result 72 states and 90 transitions. [2023-11-24 23:56:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-24 23:56:07,380 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 13 states have internal predecessors, (15), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) Word has length 107 [2023-11-24 23:56:07,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:07,385 INFO L225 Difference]: With dead ends: 72 [2023-11-24 23:56:07,385 INFO L226 Difference]: Without dead ends: 0 [2023-11-24 23:56:07,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 291 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=226, Invalid=896, Unknown=0, NotChecked=0, Total=1122 [2023-11-24 23:56:07,390 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 25 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:07,396 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 44 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-24 23:56:07,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-24 23:56:07,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-24 23:56:07,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 23:56:07,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-24 23:56:07,406 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2023-11-24 23:56:07,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:07,408 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-24 23:56:07,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 13 states have internal predecessors, (15), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) [2023-11-24 23:56:07,409 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-24 23:56:07,409 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 23:56:07,412 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:56:07,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:07,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:56:07,621 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-24 23:56:09,684 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2023-11-24 23:56:09,684 INFO L895 garLoopResultBuilder]: At program point L60(line 60) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0)) (.cse2 (<= (mod ~var_1_10~0 256) 127))) (or (let ((.cse3 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) .cse2 (= (select .cse3 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse3 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 (= ~isInitial~0 0) .cse2 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-24 23:56:09,685 INFO L895 garLoopResultBuilder]: At program point L60-1(line 60) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0)) (.cse2 (<= (mod ~var_1_10~0 256) 127))) (or (let ((.cse3 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) .cse2 (= (select .cse3 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse3 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 (= ~isInitial~0 0) .cse2 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-24 23:56:09,685 INFO L895 garLoopResultBuilder]: At program point L52(line 52) the Hoare annotation is: (and (<= (mod ~var_1_12~0 256) 254) (<= (mod ~var_1_8~0 256) 0) (<= (mod ~var_1_11~0 256) 127) (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))) (let ((.cse1 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= ~var_1_8~0 0) (= (select .cse1 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse1 1) 0))))) (<= (mod ~var_1_10~0 256) 127)) [2023-11-24 23:56:09,685 INFO L899 garLoopResultBuilder]: For program point L52-1(line 52) no Hoare annotation was computed. [2023-11-24 23:56:09,686 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2023-11-24 23:56:09,686 INFO L899 garLoopResultBuilder]: For program point L19-1(line 19) no Hoare annotation was computed. [2023-11-24 23:56:09,686 INFO L899 garLoopResultBuilder]: For program point L19-3(line 19) no Hoare annotation was computed. [2023-11-24 23:56:09,686 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2023-11-24 23:56:09,686 INFO L895 garLoopResultBuilder]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0))) (or (let ((.cse2 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= (select .cse2 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse2 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-24 23:56:09,686 INFO L895 garLoopResultBuilder]: At program point L57-1(line 57) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0))) (or (let ((.cse2 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= (select .cse2 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse2 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-24 23:56:09,687 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2023-11-24 23:56:09,687 INFO L895 garLoopResultBuilder]: At program point L49(line 49) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= (mod ~var_1_12~0 256) 254) (<= 0 (+ 127 ~var_1_13~0)) (<= (mod ~var_1_8~0 256) 0) (<= (mod ~var_1_11~0 256) 127) (= ~isInitial~0 0) (<= (mod ~var_1_10~0 256) 127) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))) (let ((.cse1 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_4~0 (/ 513.0 2.0)) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= ~var_1_8~0 0) (= (select .cse1 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse1 1) 0))))) [2023-11-24 23:56:09,687 INFO L895 garLoopResultBuilder]: At program point L49-1(line 49) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= (mod ~var_1_12~0 256) 254) (<= 0 (+ 127 ~var_1_13~0)) (<= (mod ~var_1_8~0 256) 0) (<= (mod ~var_1_11~0 256) 127) (= ~isInitial~0 0) (<= (mod ~var_1_10~0 256) 127) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))) (let ((.cse1 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_4~0 (/ 513.0 2.0)) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= ~var_1_8~0 0) (= (select .cse1 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse1 1) 0))))) [2023-11-24 23:56:09,688 INFO L895 garLoopResultBuilder]: At program point L78-2(lines 78 84) the Hoare annotation is: (let ((.cse1 (= ~isInitial~0 0))) (and (<= (mod ~var_1_12~0 256) 254) (or (let ((.cse0 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse0 0) 48) (= 29 (select |#length| 2)) (= (select .cse0 1) 0))) .cse1) (<= (mod ~var_1_8~0 256) 0) (<= (mod ~var_1_11~0 256) 127) (let ((.cse2 (<= 1 |#StackHeapBarrier|))) (or (and .cse2 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= (+ 5 ~var_1_13~0) 0) (= (/ 39.0 5.0) ~var_1_3~0) (= ~var_1_4~0 (/ 513.0 2.0)) (= ~var_1_12~0 10) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= 25 ~var_1_14~0) (= ~var_1_8~0 0) (= ~var_1_2~0 (/ 49.0 5.0)) (= ~var_1_1~0 50)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse2 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) (<= (mod ~var_1_10~0 256) 127))) [2023-11-24 23:56:09,688 INFO L895 garLoopResultBuilder]: At program point L66(line 66) the Hoare annotation is: (and (let ((.cse3 (<= 1 |#StackHeapBarrier|)) (.cse0 (<= (mod ~var_1_12~0 256) 254)) (.cse1 (<= (mod ~var_1_8~0 256) 0)) (.cse2 (<= (mod ~var_1_11~0 256) 127)) (.cse4 (<= (mod ~var_1_10~0 256) 127))) (or (and .cse0 .cse1 .cse2 (exists ((v_~var_1_14~0_25 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse3 (<= 0 (+ 127 ~var_1_13~0)) (<= v_~var_1_14~0_25 126) (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ v_~var_1_14~0_25 127)))) .cse4) (let ((.cse5 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse3 (= ~var_1_9~0 8) (= ~var_1_7~0 1) .cse0 (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) .cse2 (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) .cse4 (= (select .cse5 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse5 1) 0))))) (<= ~var_1_14~0 127) (<= 0 (+ 128 ~var_1_14~0))) [2023-11-24 23:56:09,689 INFO L895 garLoopResultBuilder]: At program point L66-1(line 66) the Hoare annotation is: (let ((.cse4 (<= 1 |#StackHeapBarrier|)) (.cse0 (<= (mod ~var_1_12~0 256) 254)) (.cse1 (<= ~var_1_14~0 127)) (.cse2 (<= (mod ~var_1_8~0 256) 0)) (.cse3 (<= (mod ~var_1_11~0 256) 127)) (.cse5 (<= (mod ~var_1_10~0 256) 127)) (.cse6 (<= 0 (+ 127 ~var_1_14~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (exists ((v_~var_1_14~0_25 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse4 (<= 0 (+ 127 ~var_1_13~0)) (<= v_~var_1_14~0_25 126) (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ v_~var_1_14~0_25 127)))) .cse5 .cse6) (let ((.cse7 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse4 (= ~var_1_9~0 8) (= ~var_1_7~0 1) .cse0 (= 2 (select |#length| 1)) .cse1 (= (select |#valid| 3) 1) .cse2 (= (+ 5 ~var_1_13~0) 0) .cse3 (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) .cse5 (= (select .cse7 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse7 1) 0) .cse6)))) [2023-11-24 23:56:09,689 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-24 23:56:09,689 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2023-11-24 23:56:09,689 INFO L895 garLoopResultBuilder]: At program point L54(line 54) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (let ((.cse1 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= (select .cse1 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse1 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-24 23:56:09,690 INFO L895 garLoopResultBuilder]: At program point L54-1(line 54) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (let ((.cse1 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= (select .cse1 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse1 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-24 23:56:09,690 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-11-24 23:56:09,690 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-24 23:56:09,690 INFO L899 garLoopResultBuilder]: For program point L67(lines 45 68) no Hoare annotation was computed. [2023-11-24 23:56:09,691 INFO L895 garLoopResultBuilder]: At program point L63(line 63) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0)) (.cse2 (<= (mod ~var_1_11~0 256) 127)) (.cse3 (<= (mod ~var_1_10~0 256) 127))) (or (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 .cse2 (= ~isInitial~0 0) .cse3 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))) (let ((.cse4 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) .cse2 (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) .cse3 (= (select .cse4 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse4 1) 0))))) [2023-11-24 23:56:09,691 INFO L895 garLoopResultBuilder]: At program point L63-1(line 63) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0)) (.cse2 (<= (mod ~var_1_11~0 256) 127)) (.cse3 (<= (mod ~var_1_10~0 256) 127))) (or (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 .cse2 (= ~isInitial~0 0) .cse3 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))) (let ((.cse4 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) .cse2 (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) .cse3 (= (select .cse4 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse4 1) 0))))) [2023-11-24 23:56:09,691 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2023-11-24 23:56:09,692 INFO L895 garLoopResultBuilder]: At program point L47(line 47) the Hoare annotation is: (let ((.cse0 (= ~isInitial~0 0))) (and (<= (mod ~var_1_12~0 256) 254) (exists ((v_~var_1_2~0_11 Real)) (or (and (= (/ 49.0 5.0) v_~var_1_2~0_11) (= (/ 39.0 5.0) ~var_1_3~0) (= ~var_1_4~0 (/ 513.0 2.0)) (= ~var_1_8~0 0)) .cse0)) (<= (mod ~var_1_11~0 256) 127) (<= (mod ~var_1_10~0 256) 127) (let ((.cse1 (<= 1 |#StackHeapBarrier|))) (or (let ((.cse2 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse1 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= (select .cse2 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse2 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse1 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) (<= (mod ~var_1_8~0 256) 0) .cse0 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))))) [2023-11-24 23:56:09,692 INFO L899 garLoopResultBuilder]: For program point L47-1(line 47) no Hoare annotation was computed. [2023-11-24 23:56:09,692 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2023-11-24 23:56:09,692 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(line 20) no Hoare annotation was computed. [2023-11-24 23:56:09,695 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-24 23:56:09,697 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:56:09,713 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated [2023-11-24 23:56:09,714 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated [2023-11-24 23:56:09,715 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated [2023-11-24 23:56:09,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated [2023-11-24 23:56:09,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated [2023-11-24 23:56:09,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated [2023-11-24 23:56:09,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-24 23:56:09,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated [2023-11-24 23:56:09,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-24 23:56:09,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:56:09 BoogieIcfgContainer [2023-11-24 23:56:09,720 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:56:09,721 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:56:09,721 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:56:09,721 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:56:09,722 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:36" (3/4) ... [2023-11-24 23:56:09,723 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:56:09,726 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-24 23:56:09,732 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-11-24 23:56:09,732 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-24 23:56:09,732 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 23:56:09,733 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:56:09,765 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((var_1_12 % 256) <= 254) && ((var_1_8 % 256) <= 0)) && ((var_1_11 % 256) <= 127)) && ((((((((((((((var_1_9 == 8) && (var_1_7 == 1)) && ((5 + var_1_13) == 0)) && (39/5 == var_1_3)) && (var_1_4 == 513/2)) && (var_1_12 == 10)) && (isInitial == 1)) && (16 == var_1_10)) && (64 == var_1_11)) && (25 == var_1_14)) && (var_1_8 == 0)) && (var_1_2 == 49/5)) && (var_1_1 == 50)) || ((((((\result == 1) && (var_1_14 <= 126)) && (0 <= (127 + var_1_13))) && (isInitial == 0)) && (var_1_13 <= 126)) && (0 <= (127 + var_1_14))))) && ((var_1_10 % 256) <= 127)) [2023-11-24 23:56:09,798 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((var_1_12 % 256) <= 254) && ((var_1_8 % 256) <= 0)) && ((var_1_11 % 256) <= 127)) && ((((((((((((((var_1_9 == 8) && (var_1_7 == 1)) && ((5 + var_1_13) == 0)) && (39/5 == var_1_3)) && (var_1_4 == 513/2)) && (var_1_12 == 10)) && (isInitial == 1)) && (16 == var_1_10)) && (64 == var_1_11)) && (25 == var_1_14)) && (var_1_8 == 0)) && (var_1_2 == 49/5)) && (var_1_1 == 50)) || ((((((\result == 1) && (var_1_14 <= 126)) && (0 <= (127 + var_1_13))) && (isInitial == 0)) && (var_1_13 <= 126)) && (0 <= (127 + var_1_14))))) && ((var_1_10 % 256) <= 127)) [2023-11-24 23:56:09,854 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/witness.graphml [2023-11-24 23:56:09,854 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/bin/utaipan-verify-SwPr7d2a91/witness.yml [2023-11-24 23:56:09,854 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:56:09,855 INFO L158 Benchmark]: Toolchain (without parser) took 34286.31ms. Allocated memory was 138.4MB in the beginning and 549.5MB in the end (delta: 411.0MB). Free memory was 76.7MB in the beginning and 242.9MB in the end (delta: -166.1MB). Peak memory consumption was 245.8MB. Max. memory is 16.1GB. [2023-11-24 23:56:09,856 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 138.4MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:56:09,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.59ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 76.6MB in the beginning and 144.6MB in the end (delta: -68.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-24 23:56:09,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.10ms. Allocated memory is still 174.1MB. Free memory was 144.6MB in the beginning and 142.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:56:09,857 INFO L158 Benchmark]: Boogie Preprocessor took 30.16ms. Allocated memory is still 174.1MB. Free memory was 142.5MB in the beginning and 141.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:56:09,857 INFO L158 Benchmark]: RCFGBuilder took 505.24ms. Allocated memory is still 174.1MB. Free memory was 140.4MB in the beginning and 123.4MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:56:09,858 INFO L158 Benchmark]: TraceAbstraction took 33135.17ms. Allocated memory was 174.1MB in the beginning and 549.5MB in the end (delta: 375.4MB). Free memory was 122.6MB in the beginning and 248.1MB in the end (delta: -125.5MB). Peak memory consumption was 250.6MB. Max. memory is 16.1GB. [2023-11-24 23:56:09,858 INFO L158 Benchmark]: Witness Printer took 133.91ms. Allocated memory is still 549.5MB. Free memory was 248.1MB in the beginning and 242.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:56:09,861 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 138.4MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.59ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 76.6MB in the beginning and 144.6MB in the end (delta: -68.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.10ms. Allocated memory is still 174.1MB. Free memory was 144.6MB in the beginning and 142.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.16ms. Allocated memory is still 174.1MB. Free memory was 142.5MB in the beginning and 141.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 505.24ms. Allocated memory is still 174.1MB. Free memory was 140.4MB in the beginning and 123.4MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 33135.17ms. Allocated memory was 174.1MB in the beginning and 549.5MB in the end (delta: 375.4MB). Free memory was 122.6MB in the beginning and 248.1MB in the end (delta: -125.5MB). Peak memory consumption was 250.6MB. Max. memory is 16.1GB. * Witness Printer took 133.91ms. Allocated memory is still 549.5MB. Free memory was 248.1MB in the beginning and 242.9MB 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.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 33.1s, OverallIterations: 2, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 59 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 59 mSDsluCounter, 171 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 125 mSDsCounter, 62 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 648 IncrementalHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 62 mSolverCounterUnsat, 46 mSDtfsCounter, 648 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 511 GetRequests, 431 SyntacticMatches, 7 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 728 ImplicationChecksByTransitivity, 10.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred in iteration=1, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 57 PreInvPairs, 87 NumberOfFragments, 1958 HoareAnnotationTreeSize, 57 FomulaSimplifications, 2605 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 16 FomulaSimplificationsInter, 2510 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 322 NumberOfCodeBlocks, 322 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 477 ConstructedInterpolants, 0 QuantifiedInterpolants, 1405 SizeOfPredicates, 37 NumberOfNonLiveVariables, 517 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 6 InterpolantComputations, 0 PerfectInterpolantSequences, 2823/2886 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 12.7s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 148, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 59, TOOLS_POST_TIME: 3.2s, TOOLS_POST_CALL_APPLICATIONS: 168, TOOLS_POST_CALL_TIME: 4.0s, TOOLS_POST_RETURN_APPLICATIONS: 140, TOOLS_POST_RETURN_TIME: 3.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 367, TOOLS_QUANTIFIERELIM_TIME: 10.0s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.6s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 295, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 183, DOMAIN_JOIN_TIME: 1.9s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 148, DOMAIN_ISBOTTOM_TIME: 0.3s, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME: 1.7s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 1.7s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 140, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.1s, DAG_COMPRESSION_PROCESSED_NODES: 4456, DAG_COMPRESSION_RETAINED_NODES: 265, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: ((((((var_1_12 % 256) <= 254) && ((var_1_8 % 256) <= 0)) && ((var_1_11 % 256) <= 127)) && ((((((((((((((var_1_9 == 8) && (var_1_7 == 1)) && ((5 + var_1_13) == 0)) && (39/5 == var_1_3)) && (var_1_4 == 513/2)) && (var_1_12 == 10)) && (isInitial == 1)) && (16 == var_1_10)) && (64 == var_1_11)) && (25 == var_1_14)) && (var_1_8 == 0)) && (var_1_2 == 49/5)) && (var_1_1 == 50)) || ((((((\result == 1) && (var_1_14 <= 126)) && (0 <= (127 + var_1_13))) && (isInitial == 0)) && (var_1_13 <= 126)) && (0 <= (127 + var_1_14))))) && ((var_1_10 % 256) <= 127)) RESULT: Ultimate proved your program to be correct! [2023-11-24 23:56:09,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b611caf8-e7bb-406c-aa56-b04605144506/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