./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E --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 1e357755ddc93171938fec8320e44e027908c569f567bc136dfcadeaa302c105 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:46:11,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:46:11,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:46:11,901 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:46:11,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:46:11,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:46:11,943 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:46:11,944 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:46:11,944 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:46:11,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:46:11,946 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:46:11,946 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:46:11,946 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:46:11,946 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:46:11,947 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:46:11,947 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:46:11,947 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:46:11,948 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:46:11,948 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:46:11,948 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:46:11,948 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:46:11,948 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:46:11,949 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:46:11,949 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:46:11,949 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:46:11,949 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:46:11,949 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:46:11,950 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:46:11,950 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:46:11,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:46:11,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:46:11,951 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:46:11,951 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:46:11,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:46:11,951 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:46:11,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:46:11,951 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:46:11,952 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:46:11,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:46:11,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:46:11,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:46:11,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:46:11,953 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:46:11,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:46:11,954 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:46:11,954 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:46:11,954 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:46:11,954 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E 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 -> 1e357755ddc93171938fec8320e44e027908c569f567bc136dfcadeaa302c105 [2024-11-14 03:46:12,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:46:12,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:46:12,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:46:12,369 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:46:12,369 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:46:12,372 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i Unable to find full path for "g++" [2024-11-14 03:46:14,667 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:46:15,016 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:46:15,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i [2024-11-14 03:46:15,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/data/7c47f4484/bb221bc6259641afa3b3ff7d611654ba/FLAG97b862e2d [2024-11-14 03:46:15,045 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/data/7c47f4484/bb221bc6259641afa3b3ff7d611654ba [2024-11-14 03:46:15,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:46:15,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:46:15,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:46:15,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:46:15,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:46:15,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f8d494d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15, skipping insertion in model container [2024-11-14 03:46:15,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,089 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:46:15,306 WARN L250 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_21d83505-06b4-4ddc-8961-ff143fea7b72/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i[913,926] [2024-11-14 03:46:15,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:46:15,416 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:46:15,434 WARN L250 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_21d83505-06b4-4ddc-8961-ff143fea7b72/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i[913,926] [2024-11-14 03:46:15,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:46:15,503 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:46:15,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15 WrapperNode [2024-11-14 03:46:15,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:46:15,506 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:46:15,506 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:46:15,506 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:46:15,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,533 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,588 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2024-11-14 03:46:15,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:46:15,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:46:15,589 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:46:15,589 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:46:15,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,603 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,629 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:46:15,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:46:15,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:46:15,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:46:15,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (1/1) ... [2024-11-14 03:46:15,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:46:15,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:46:15,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:46:15,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:46:15,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:46:15,719 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:46:15,719 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:46:15,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:46:15,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:46:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:46:15,835 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:46:15,837 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:46:16,446 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-14 03:46:16,447 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:46:16,794 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:46:16,795 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:46:16,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:46:16 BoogieIcfgContainer [2024-11-14 03:46:16,795 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:46:16,798 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:46:16,799 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:46:16,804 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:46:16,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:46:15" (1/3) ... [2024-11-14 03:46:16,805 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b6b2702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:46:16, skipping insertion in model container [2024-11-14 03:46:16,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:15" (2/3) ... [2024-11-14 03:46:16,807 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b6b2702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:46:16, skipping insertion in model container [2024-11-14 03:46:16,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:46:16" (3/3) ... [2024-11-14 03:46:16,809 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-21.i [2024-11-14 03:46:16,833 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:46:16,835 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-21.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:46:16,924 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:46:16,948 INFO L333 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, 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;@54ab948e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:46:16,949 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:46:16,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 03:46:16,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-14 03:46:16,974 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:46:16,975 INFO L215 NwaCegarLoop]: trace histogram [32, 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, 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, 1, 1, 1, 1, 1, 1] [2024-11-14 03:46:16,976 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:46:16,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:46:16,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1734654836, now seen corresponding path program 1 times [2024-11-14 03:46:16,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:46:16,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816930717] [2024-11-14 03:46:16,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:46:16,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:46:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:46:17,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1417132256] [2024-11-14 03:46:17,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:46:17,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:46:17,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:46:17,903 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:46:17,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:46:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:46:18,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:46:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:46:18,742 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:46:18,745 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:46:18,747 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:46:18,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 03:46:18,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 03:46:18,954 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:46:19,089 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:46:19,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:46:19 BoogieIcfgContainer [2024-11-14 03:46:19,096 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:46:19,097 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:46:19,097 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:46:19,100 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:46:19,100 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:46:16" (3/4) ... [2024-11-14 03:46:19,103 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:46:19,104 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:46:19,106 INFO L158 Benchmark]: Toolchain (without parser) took 4055.81ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 43.1MB in the end (delta: 48.5MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. [2024-11-14 03:46:19,107 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:46:19,107 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.99ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 76.4MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:46:19,112 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.66ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 72.3MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:46:19,112 INFO L158 Benchmark]: Boogie Preprocessor took 47.74ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 70.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:46:19,113 INFO L158 Benchmark]: RCFGBuilder took 1157.93ms. Allocated memory is still 117.4MB. Free memory was 70.5MB in the beginning and 73.4MB in the end (delta: -2.9MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-14 03:46:19,113 INFO L158 Benchmark]: TraceAbstraction took 2297.86ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 43.1MB in the end (delta: 29.7MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-14 03:46:19,114 INFO L158 Benchmark]: Witness Printer took 7.43ms. Allocated memory is still 117.4MB. Free memory was 43.1MB in the beginning and 43.1MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:46:19,120 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.99ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 76.4MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.66ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 72.3MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.74ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 70.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1157.93ms. Allocated memory is still 117.4MB. Free memory was 70.5MB in the beginning and 73.4MB in the end (delta: -2.9MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2297.86ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 43.1MB in the end (delta: 29.7MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Witness Printer took 7.43ms. Allocated memory is still 117.4MB. Free memory was 43.1MB in the beginning and 43.1MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. * 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 60, overapproximation of someBinaryArithmeticDOUBLEoperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 135, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 126. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 10; [L23] signed long int var_1_2 = -500; [L24] signed char var_1_3 = 1; [L25] signed char var_1_4 = 100; [L26] signed char var_1_5 = 5; [L27] signed char var_1_6 = 32; [L28] signed char var_1_7 = 32; [L29] unsigned short int var_1_8 = 8; [L30] unsigned short int var_1_9 = 25; [L31] unsigned short int var_1_10 = 21451; [L32] unsigned short int var_1_11 = 16; [L33] unsigned char var_1_12 = 8; [L34] unsigned short int var_1_13 = 16; [L35] unsigned char var_1_14 = 1; [L36] signed long int var_1_15 = 0; [L37] unsigned short int var_1_16 = 53444; [L38] unsigned char var_1_17 = 0; [L39] unsigned char var_1_18 = 0; [L40] double var_1_19 = 1.2; [L41] signed char var_1_20 = 1; [L42] double var_1_21 = 10.5; [L43] double var_1_22 = 0.0; [L44] double var_1_23 = 10.4; [L45] double var_1_24 = 50.5; [L46] unsigned short int var_1_25 = 2; [L139] isInitial = 1 [L140] FCALL initially() [L141] COND TRUE 1 [L142] FCALL updateLastVariables() [L143] CALL updateVariables() [L81] var_1_2 = __VERIFIER_nondet_long() [L82] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L83] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L84] var_1_3 = __VERIFIER_nondet_char() [L85] CALL assume_abort_if_not(var_1_3 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_3 >= -127) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L86] CALL assume_abort_if_not(var_1_3 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_3 <= 126) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L87] var_1_4 = __VERIFIER_nondet_char() [L88] CALL assume_abort_if_not(var_1_4 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_4 >= -127) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L89] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L90] var_1_5 = __VERIFIER_nondet_char() [L91] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L92] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L93] var_1_6 = __VERIFIER_nondet_char() [L94] CALL assume_abort_if_not(var_1_6 >= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_6 >= 31) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=32, var_1_8=8, var_1_9=25] [L95] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=32, var_1_8=8, var_1_9=25] [L96] var_1_7 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=25] [L98] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=25] [L99] var_1_9 = __VERIFIER_nondet_ushort() [L100] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8] [L101] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L102] var_1_10 = __VERIFIER_nondet_ushort() [L103] CALL assume_abort_if_not(var_1_10 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_10 >= 16383) VAL [isInitial=1, var_1_10=-32769, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L104] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, var_1_10=-32769, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L105] var_1_11 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L107] CALL assume_abort_if_not(var_1_11 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_11 <= 16383) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L108] var_1_14 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L110] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L111] var_1_15 = __VERIFIER_nondet_long() [L112] CALL assume_abort_if_not(var_1_15 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_15 >= -2147483648) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L113] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L114] var_1_16 = __VERIFIER_nondet_ushort() [L115] CALL assume_abort_if_not(var_1_16 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L116] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L117] var_1_18 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L119] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L120] var_1_20 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L122] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L123] var_1_21 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L125] var_1_22 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L127] var_1_23 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_24=101/2, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L129] var_1_24 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=0, var_1_18=-256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=2, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=8, var_1_9=-65527] [L143] RET updateVariables() [L144] CALL step() [L50] COND TRUE var_1_2 >= -1000000 [L51] var_1_1 = ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))) [L55] var_1_8 = (((var_1_7 + var_1_6) + var_1_9) + (var_1_10 - var_1_11)) [L56] COND FALSE !(var_1_8 == var_1_2) [L59] COND TRUE \read(var_1_14) [L60] EXPR (var_1_10 + var_1_9) << var_1_5 [L60] COND TRUE ((var_1_10 + var_1_9) << var_1_5) < var_1_15 [L61] var_1_13 = ((((var_1_7) < (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))))))) [L68] COND TRUE ((((((((var_1_11) > (var_1_6)) ? (var_1_11) : (var_1_6)))) < (var_1_8)) ? (((((var_1_11) > (var_1_6)) ? (var_1_11) : (var_1_6)))) : (var_1_8))) > (var_1_3 * var_1_12) [L69] var_1_17 = var_1_18 [L71] COND TRUE var_1_1 >= (var_1_5 - var_1_20) [L72] var_1_19 = (((((var_1_21) < ((var_1_22 - var_1_23))) ? (var_1_21) : ((var_1_22 - var_1_23)))) - var_1_24) [L74] COND TRUE (var_1_13 < var_1_12) || var_1_14 [L75] var_1_25 = (((((var_1_11) > (var_1_9)) ? (var_1_11) : (var_1_9))) + var_1_7) [L144] RET step() [L145] CALL, EXPR property() [L135] EXPR ((((var_1_2 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_9) + (var_1_10 - var_1_11))))) && ((var_1_8 == var_1_2) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_14 ? ((((var_1_10 + var_1_9) << var_1_5) < var_1_15) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_9 + var_1_11))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10)))) [L135] EXPR var_1_14 ? ((((var_1_10 + var_1_9) << var_1_5) < var_1_15) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_9 + var_1_11))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))) [L135] EXPR (var_1_10 + var_1_9) << var_1_5 [L135] EXPR var_1_14 ? ((((var_1_10 + var_1_9) << var_1_5) < var_1_15) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_9 + var_1_11))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))) [L135] EXPR ((((var_1_2 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_9) + (var_1_10 - var_1_11))))) && ((var_1_8 == var_1_2) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_14 ? ((((var_1_10 + var_1_9) << var_1_5) < var_1_15) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_9 + var_1_11))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10)))) [L135-L136] return (((((((var_1_2 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_9) + (var_1_10 - var_1_11))))) && ((var_1_8 == var_1_2) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_14 ? ((((var_1_10 + var_1_9) << var_1_5) < var_1_15) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_9 + var_1_11))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))))) && ((((((((((var_1_11) > (var_1_6)) ? (var_1_11) : (var_1_6)))) < (var_1_8)) ? (((((var_1_11) > (var_1_6)) ? (var_1_11) : (var_1_6)))) : (var_1_8))) > (var_1_3 * var_1_12)) ? (var_1_17 == ((unsigned char) var_1_18)) : 1)) && ((var_1_1 >= (var_1_5 - var_1_20)) ? (var_1_19 == ((double) (((((var_1_21) < ((var_1_22 - var_1_23))) ? (var_1_21) : ((var_1_22 - var_1_23)))) - var_1_24))) : 1)) && (((var_1_13 < var_1_12) || var_1_14) ? (var_1_25 == ((unsigned short int) (((((var_1_11) > (var_1_9)) ? (var_1_11) : (var_1_9))) + var_1_7))) : (var_1_25 == ((unsigned short int) var_1_7))) ; [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=8, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=-256, var_1_18=-256, var_1_19=0, var_1_1=0, var_1_20=0, var_1_25=18, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=32805, var_1_9=-65527] [L19] reach_error() VAL [isInitial=1, var_1_10=-32769, var_1_11=-65526, var_1_12=8, var_1_13=8, var_1_14=1, var_1_15=32778, var_1_16=-163841, var_1_17=-256, var_1_18=-256, var_1_19=0, var_1_1=0, var_1_20=0, var_1_25=18, var_1_2=32804, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=8, var_1_8=32805, var_1_9=-65527] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:46:19,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E --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 1e357755ddc93171938fec8320e44e027908c569f567bc136dfcadeaa302c105 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:46:22,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:46:22,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:46:22,667 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:46:22,667 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:46:22,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:46:22,725 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:46:22,730 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:46:22,730 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:46:22,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:46:22,730 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:46:22,731 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:46:22,731 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:46:22,731 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:46:22,731 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:46:22,731 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:46:22,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:46:22,732 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:46:22,732 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:46:22,732 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:46:22,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:46:22,732 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:46:22,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:46:22,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:46:22,733 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:46:22,733 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:46:22,733 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:46:22,733 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:46:22,733 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:46:22,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:46:22,733 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:46:22,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:46:22,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:46:22,734 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:46:22,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:46:22,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:46:22,734 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:46:22,734 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:46:22,734 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:46:22,734 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:46:22,734 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:46:22,734 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:46:22,739 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:46:22,739 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E 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 -> 1e357755ddc93171938fec8320e44e027908c569f567bc136dfcadeaa302c105 [2024-11-14 03:46:23,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:46:23,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:46:23,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:46:23,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:46:23,185 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:46:23,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i Unable to find full path for "g++" [2024-11-14 03:46:25,564 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:46:25,991 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:46:25,996 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i [2024-11-14 03:46:26,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/data/563de82ae/1d94a8df19304d829514b3c94dc4052c/FLAG9d780f47d [2024-11-14 03:46:26,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/data/563de82ae/1d94a8df19304d829514b3c94dc4052c [2024-11-14 03:46:26,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:46:26,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:46:26,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:46:26,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:46:26,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:46:26,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@115bbccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26, skipping insertion in model container [2024-11-14 03:46:26,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,090 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:46:26,302 WARN L250 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_21d83505-06b4-4ddc-8961-ff143fea7b72/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i[913,926] [2024-11-14 03:46:26,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:46:26,435 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:46:26,449 WARN L250 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_21d83505-06b4-4ddc-8961-ff143fea7b72/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-21.i[913,926] [2024-11-14 03:46:26,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:46:26,536 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:46:26,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26 WrapperNode [2024-11-14 03:46:26,537 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:46:26,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:46:26,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:46:26,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:46:26,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,600 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 162 [2024-11-14 03:46:26,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:46:26,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:46:26,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:46:26,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:46:26,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,629 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,638 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,642 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:46:26,643 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:46:26,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:46:26,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:46:26,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (1/1) ... [2024-11-14 03:46:26,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:46:26,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:46:26,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:46:26,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:46:26,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:46:26,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:46:26,738 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:46:26,738 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:46:26,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:46:26,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:46:26,844 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:46:26,847 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:46:29,006 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 03:46:29,006 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:46:29,022 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:46:29,024 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:46:29,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:46:29 BoogieIcfgContainer [2024-11-14 03:46:29,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:46:29,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:46:29,027 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:46:29,032 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:46:29,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:46:26" (1/3) ... [2024-11-14 03:46:29,033 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d6b124f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:46:29, skipping insertion in model container [2024-11-14 03:46:29,033 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:46:26" (2/3) ... [2024-11-14 03:46:29,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d6b124f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:46:29, skipping insertion in model container [2024-11-14 03:46:29,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:46:29" (3/3) ... [2024-11-14 03:46:29,037 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-21.i [2024-11-14 03:46:29,053 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:46:29,055 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-21.i that has 2 procedures, 77 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:46:29,133 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:46:29,145 INFO L333 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, 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;@40af45c0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:46:29,146 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:46:29,150 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 43 states have internal predecessors, (54), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 03:46:29,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-14 03:46:29,169 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:46:29,170 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:46:29,170 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:46:29,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:46:29,175 INFO L85 PathProgramCache]: Analyzing trace with hash -322610468, now seen corresponding path program 1 times [2024-11-14 03:46:29,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:46:29,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1495779076] [2024-11-14 03:46:29,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:46:29,190 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:46:29,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:46:29,194 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:46:29,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 03:46:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:46:29,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:46:29,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:46:29,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-14 03:46:29,875 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:46:29,876 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:46:29,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1495779076] [2024-11-14 03:46:29,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1495779076] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:46:29,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:46:29,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:46:29,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584350824] [2024-11-14 03:46:29,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:46:29,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:46:29,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:46:29,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:46:29,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:46:29,920 INFO L87 Difference]: Start difference. First operand has 77 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 43 states have internal predecessors, (54), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-14 03:46:29,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:46:29,967 INFO L93 Difference]: Finished difference Result 147 states and 262 transitions. [2024-11-14 03:46:29,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:46:29,970 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 194 [2024-11-14 03:46:29,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:46:29,978 INFO L225 Difference]: With dead ends: 147 [2024-11-14 03:46:29,978 INFO L226 Difference]: Without dead ends: 73 [2024-11-14 03:46:29,985 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:46:29,990 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:46:29,991 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:46:30,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-14 03:46:30,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-11-14 03:46:30,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 39 states have (on average 1.205128205128205) internal successors, (47), 39 states have internal predecessors, (47), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 03:46:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 111 transitions. [2024-11-14 03:46:30,041 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 111 transitions. Word has length 194 [2024-11-14 03:46:30,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:46:30,042 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 111 transitions. [2024-11-14 03:46:30,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-14 03:46:30,042 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2024-11-14 03:46:30,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-14 03:46:30,048 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:46:30,051 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:46:30,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 03:46:30,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:46:30,252 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:46:30,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:46:30,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1509735396, now seen corresponding path program 1 times [2024-11-14 03:46:30,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:46:30,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [675594949] [2024-11-14 03:46:30,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:46:30,254 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:46:30,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:46:30,257 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:46:30,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d83505-06b4-4ddc-8961-ff143fea7b72/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 03:46:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:46:36,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-14 03:46:36,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:48:04,796 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 16) c_~var_1_9~0)) (.cse4 ((_ zero_extend 16) c_~var_1_11~0)) (.cse2 ((_ sign_extend 24) c_~var_1_7~0)) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse12 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (.cse6 ((_ zero_extend 16) c_~var_1_16~0)) (.cse3 ((_ zero_extend 16) c_~var_1_10~0)) (.cse1 ((_ sign_extend 24) c_~var_1_6~0))) (and (bvsle .cse0 (_ bv16383 32)) (bvsge c_~var_1_2~0 (_ bv4293967296 32)) (= c_~var_1_8~0 ((_ extract 15 0) (bvadd .cse1 .cse2 .cse0 .cse3 (bvneg .cse4)))) (bvsle .cse4 (_ bv16383 32)) (= c_~var_1_12~0 ((_ extract 7 0) .cse2)) (fp.leq c_~var_1_23~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_23~0 .cse5) (bvsle .cse2 (_ bv63 32)) (= ((_ extract 15 0) (bvadd .cse6 (bvneg .cse3))) c_~var_1_13~0) (let ((.cse8 ((_ sign_extend 24) c_~var_1_3~0)) (.cse9 ((_ sign_extend 24) c_~var_1_4~0))) (let ((.cse7 (bvslt .cse8 .cse9))) (or (and .cse7 (= ((_ extract 7 0) .cse8) c_~var_1_1~0)) (and (not .cse7) (= ((_ extract 7 0) .cse9) c_~var_1_1~0))))) (fp.geq c_~var_1_21~0 .cse5) (let ((.cse11 (fp.sub c_currentRoundingMode c_~var_1_22~0 c_~var_1_23~0))) (let ((.cse10 (fp.lt c_~var_1_21~0 .cse11))) (or (and (not .cse10) (= (fp.sub c_currentRoundingMode .cse11 c_~var_1_24~0) c_~var_1_19~0)) (and (= c_~var_1_19~0 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_24~0)) .cse10)))) (= c_~var_1_18~0 c_~var_1_17~0) (fp.leq c_~var_1_21~0 .cse12) (bvsge .cse3 (_ bv16383 32)) (bvsge .cse2 (_ bv0 32)) (fp.geq c_~var_1_24~0 .cse5) (bvsle .cse1 (_ bv63 32)) (fp.geq c_~var_1_22~0 .cse5) (fp.leq c_~var_1_22~0 .cse12) (= (_ bv0 8) c_~var_1_14~0) (fp.leq c_~var_1_24~0 .cse12) (bvsge .cse6 (_ bv32767 32)) (bvsle .cse3 (_ bv32767 32)) (bvsge .cse1 (_ bv31 32)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-14 03:51:36,214 WARN L286 SmtUtils]: Spent 1.62m on a formula simplification that was a NOOP. DAG size: 112 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)