./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh --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 e9f5cbcd9b5e7070eed068152e26dc672bc2b60288a251274726ceb1bf0c8d9b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:13:45,483 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:13:45,547 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 18:13:45,551 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:13:45,552 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:13:45,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:13:45,574 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:13:45,575 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:13:45,575 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:13:45,576 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:13:45,576 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:13:45,577 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:13:45,577 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:13:45,578 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 18:13:45,578 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:13:45,579 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:13:45,579 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 18:13:45,580 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 18:13:45,580 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:13:45,580 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 18:13:45,581 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 18:13:45,582 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 18:13:45,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:13:45,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:13:45,597 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:13:45,600 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 18:13:45,600 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:13:45,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:13:45,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:13:45,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:13:45,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:13:45,602 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:13:45,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:13:45,603 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:13:45,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:13:45,603 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:13:45,603 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:13:45,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:13:45,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:13:45,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:13:45,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:13:45,605 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 18:13:45,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 18:13:45,605 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:13:45,605 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:13:45,605 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:13:45,605 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:13:45,606 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9f5cbcd9b5e7070eed068152e26dc672bc2b60288a251274726ceb1bf0c8d9b [2023-12-02 18:13:45,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:13:45,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:13:45,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:13:45,860 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:13:45,861 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:13:45,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i [2023-12-02 18:13:48,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:13:48,793 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:13:48,794 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i [2023-12-02 18:13:48,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/data/e7711c5ca/006ba75b5f664fdf9f2215e22345d061/FLAG9561ec894 [2023-12-02 18:13:48,822 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/data/e7711c5ca/006ba75b5f664fdf9f2215e22345d061 [2023-12-02 18:13:48,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:13:48,826 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:13:48,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:13:48,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:13:48,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:13:48,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:13:48" (1/1) ... [2023-12-02 18:13:48,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@122de427 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:48, skipping insertion in model container [2023-12-02 18:13:48,835 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:13:48" (1/1) ... [2023-12-02 18:13:48,868 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:13:49,010 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i[919,932] [2023-12-02 18:13:49,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:13:49,088 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:13:49,101 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i[919,932] [2023-12-02 18:13:49,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:13:49,151 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:13:49,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49 WrapperNode [2023-12-02 18:13:49,152 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:13:49,153 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:13:49,153 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:13:49,153 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:13:49,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,209 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 180 [2023-12-02 18:13:49,209 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:13:49,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:13:49,210 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:13:49,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:13:49,220 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,240 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,242 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:13:49,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:13:49,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:13:49,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:13:49,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (1/1) ... [2023-12-02 18:13:49,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:13:49,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:13:49,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:13:49,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:13:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:13:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:13:49,326 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:13:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 18:13:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:13:49,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:13:49,414 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:13:49,416 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:13:49,754 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:13:50,015 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:13:50,015 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:13:50,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:13:50 BoogieIcfgContainer [2023-12-02 18:13:50,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:13:50,020 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:13:50,020 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:13:50,023 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:13:50,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:13:48" (1/3) ... [2023-12-02 18:13:50,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c563753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:13:50, skipping insertion in model container [2023-12-02 18:13:50,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:49" (2/3) ... [2023-12-02 18:13:50,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c563753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:13:50, skipping insertion in model container [2023-12-02 18:13:50,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:13:50" (3/3) ... [2023-12-02 18:13:50,026 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i [2023-12-02 18:13:50,045 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:13:50,046 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:13:50,096 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:13:50,103 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2f8ae8d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:13:50,103 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:13:50,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 18:13:50,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-02 18:13:50,119 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:13:50,120 INFO L195 NwaCegarLoop]: trace histogram [22, 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] [2023-12-02 18:13:50,120 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:13:50,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:13:50,125 INFO L85 PathProgramCache]: Analyzing trace with hash -374906792, now seen corresponding path program 1 times [2023-12-02 18:13:50,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 18:13:50,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570930134] [2023-12-02 18:13:50,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:13:50,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 18:13:50,296 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 18:13:50,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [173417626] [2023-12-02 18:13:50,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:13:50,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 18:13:50,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:13:50,299 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 18:13:50,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 18:13:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:13:50,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 18:13:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:13:50,851 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 18:13:50,854 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 18:13:50,855 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 18:13:50,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 18:13:51,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 18:13:51,060 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 18:13:51,064 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 18:13:51,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:13:51 BoogieIcfgContainer [2023-12-02 18:13:51,159 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 18:13:51,160 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 18:13:51,160 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 18:13:51,160 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 18:13:51,160 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:13:50" (3/4) ... [2023-12-02 18:13:51,162 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 18:13:51,163 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 18:13:51,164 INFO L158 Benchmark]: Toolchain (without parser) took 2338.14ms. Allocated memory is still 144.7MB. Free memory was 107.1MB in the beginning and 95.2MB in the end (delta: 11.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-12-02 18:13:51,165 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 144.7MB. Free memory was 115.5MB in the beginning and 115.3MB in the end (delta: 241.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:13:51,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.84ms. Allocated memory is still 144.7MB. Free memory was 107.1MB in the beginning and 92.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 18:13:51,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.18ms. Allocated memory is still 144.7MB. Free memory was 92.4MB in the beginning and 89.2MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 18:13:51,167 INFO L158 Benchmark]: Boogie Preprocessor took 39.65ms. Allocated memory is still 144.7MB. Free memory was 89.2MB in the beginning and 87.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 18:13:51,168 INFO L158 Benchmark]: RCFGBuilder took 766.82ms. Allocated memory is still 144.7MB. Free memory was 87.1MB in the beginning and 81.9MB in the end (delta: 5.2MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2023-12-02 18:13:51,168 INFO L158 Benchmark]: TraceAbstraction took 1139.60ms. Allocated memory is still 144.7MB. Free memory was 81.2MB in the beginning and 96.4MB in the end (delta: -15.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:13:51,169 INFO L158 Benchmark]: Witness Printer took 3.88ms. Allocated memory is still 144.7MB. Free memory was 96.1MB in the beginning and 95.2MB in the end (delta: 902.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 18:13:51,173 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 144.7MB. Free memory was 115.5MB in the beginning and 115.3MB in the end (delta: 241.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.84ms. Allocated memory is still 144.7MB. Free memory was 107.1MB in the beginning and 92.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.18ms. Allocated memory is still 144.7MB. Free memory was 92.4MB in the beginning and 89.2MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.65ms. Allocated memory is still 144.7MB. Free memory was 89.2MB in the beginning and 87.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 766.82ms. Allocated memory is still 144.7MB. Free memory was 87.1MB in the beginning and 81.9MB in the end (delta: 5.2MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1139.60ms. Allocated memory is still 144.7MB. Free memory was 81.2MB in the beginning and 96.4MB in the end (delta: -15.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.88ms. Allocated memory is still 144.7MB. Free memory was 96.1MB in the beginning and 95.2MB in the end (delta: 902.6kB). Peak memory consumption was 2.1MB. 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 someBinaryDOUBLEComparisonOperation at line 123, overapproximation of someUnaryDOUBLEoperation at line 123. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 50; [L23] signed char var_1_3 = 8; [L24] signed char var_1_4 = 10; [L25] double var_1_5 = 16.5; [L26] signed char var_1_6 = 64; [L27] signed char var_1_7 = 2; [L28] unsigned short int var_1_8 = 256; [L29] unsigned short int var_1_10 = 63583; [L30] unsigned short int var_1_11 = 33789; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_14 = 0; [L33] signed long int var_1_15 = 8; [L34] signed short int var_1_16 = -16; [L35] signed short int var_1_18 = 16; [L36] signed short int var_1_19 = 25; [L37] signed short int var_1_20 = 25; [L38] signed short int var_1_21 = 50; [L39] signed long int var_1_22 = -8; [L40] unsigned long int var_1_26 = 10; [L41] signed long int var_1_28 = -10000; [L42] signed long int var_1_29 = -1263929197; [L43] signed short int var_1_31 = 1; [L44] unsigned char var_1_36 = 32; [L45] double var_1_39 = 3.6; [L46] double var_1_40 = 24.25; [L47] double var_1_41 = 31.25; [L48] unsigned long int var_1_42 = 10; [L49] unsigned char last_1_var_1_12 = 1; [L182] isInitial = 1 [L183] FCALL initially() [L184] COND TRUE 1 [L185] CALL updateLastVariables() [L175] last_1_var_1_12 = var_1_12 [L185] RET updateLastVariables() [L186] CALL updateVariables() [L139] var_1_3 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L141] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L142] var_1_4 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_4 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_4 >= -63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L144] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L145] var_1_6 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=2, var_1_8=256] [L147] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=2, var_1_8=256] [L148] var_1_7 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L150] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L151] var_1_10 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_10 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 >= 49150) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L153] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L154] var_1_11 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_11 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 >= 32767) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L156] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L157] var_1_14 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L159] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L160] var_1_20 = __VERIFIER_nondet_short() [L161] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L162] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=50, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L163] var_1_21 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L165] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L166] var_1_29 = __VERIFIER_nondet_long() [L167] CALL assume_abort_if_not(var_1_29 >= -2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1073741823, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_29 >= -2147483646) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1073741823, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L168] CALL assume_abort_if_not(var_1_29 <= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1073741823, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_29 <= -1073741823) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1073741823, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_40=97/4, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L169] var_1_40 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_40 >= -922337.2036854765600e+13F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1073741823, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_40 >= -922337.2036854765600e+13F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1073741823, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_41=125/4, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L171] var_1_41 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1073741823, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=10, var_1_28=-10000, var_1_29=-1073741823, var_1_31=1, var_1_36=32, var_1_39=18/5, var_1_3=-63, var_1_42=10, var_1_4=62, var_1_5=33/2, var_1_6=62, var_1_7=0, var_1_8=256] [L186] RET updateVariables() [L187] CALL step() [L53] signed char stepLocal_1 = var_1_6; [L54] unsigned char stepLocal_0 = last_1_var_1_12; [L55] COND FALSE !(-25 == stepLocal_1) [L60] var_1_8 = ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))) [L62] signed char stepLocal_2 = var_1_7; [L63] COND TRUE var_1_8 >= stepLocal_2 [L64] var_1_12 = (! var_1_14) [L66] COND TRUE \read(var_1_12) [L67] var_1_1 = (var_1_3 + var_1_4) [L69] COND TRUE var_1_4 >= (var_1_6 - var_1_7) [L70] COND TRUE \read(var_1_12) [L71] var_1_5 = 8.25 [L74] signed char stepLocal_4 = var_1_6; [L75] COND TRUE var_1_1 < stepLocal_4 [L76] var_1_18 = (var_1_6 - var_1_7) [L80] COND TRUE \read(var_1_12) [L81] var_1_19 = ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6) [L83] COND TRUE -64 > (var_1_6 + var_1_19) [L84] var_1_15 = (var_1_11 - var_1_7) [L92] signed long int stepLocal_3 = ((((var_1_11) > (var_1_18)) ? (var_1_11) : (var_1_18))) + (var_1_15 / var_1_10); [L93] COND FALSE !(var_1_19 > stepLocal_3) [L96] COND TRUE var_1_11 > var_1_7 [L97] COND FALSE !(\read(var_1_14)) [L101] var_1_26 = var_1_7 [L102] COND TRUE ((((-256) < 0 ) ? -(-256) : (-256))) < var_1_11 [L103] var_1_28 = (5 - (((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29))) - var_1_21)) [L107] COND FALSE !(var_1_10 > var_1_15) [L116] COND TRUE ((((((((var_1_8) > (var_1_18)) ? (var_1_8) : (var_1_18)))) > (var_1_6)) ? (((((var_1_8) > (var_1_18)) ? (var_1_8) : (var_1_18)))) : (var_1_6))) > var_1_10 [L117] COND FALSE !(! (var_1_11 >= 128)) [L123] var_1_39 = ((((((((var_1_40) < 0 ) ? -(var_1_40) : (var_1_40)))) > (((((var_1_41) < (100.75)) ? (var_1_41) : (100.75))))) ? (((((var_1_40) < 0 ) ? -(var_1_40) : (var_1_40)))) : (((((var_1_41) < (100.75)) ? (var_1_41) : (100.75)))))) [L124] COND FALSE !(var_1_11 <= (~ ((((var_1_6) < (var_1_4)) ? (var_1_6) : (var_1_4))))) [L135] var_1_42 = var_1_7 [L187] RET step() [L188] CALL, EXPR property() [L178-L179] return (((((((var_1_12 ? (var_1_1 == ((signed char) (var_1_3 + var_1_4))) : 1) && ((var_1_4 >= (var_1_6 - var_1_7)) ? (var_1_12 ? (var_1_5 == ((double) 8.25)) : 1) : 1)) && ((-25 == var_1_6) ? ((last_1_var_1_12 && last_1_var_1_12) ? (var_1_8 == ((unsigned short int) ((((((var_1_10 - 10) - 16)) > ((var_1_11 - var_1_7))) ? (((var_1_10 - 10) - 16)) : ((var_1_11 - var_1_7)))))) : 1) : (var_1_8 == ((unsigned short int) ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))))))) && ((var_1_8 >= var_1_7) ? (var_1_12 == ((unsigned char) (! var_1_14))) : 1)) && ((-64 > (var_1_6 + var_1_19)) ? (var_1_15 == ((signed long int) (var_1_11 - var_1_7))) : ((! var_1_12) ? (var_1_12 ? (var_1_15 == ((signed long int) 4)) : 1) : 1))) && ((var_1_19 > (((((var_1_11) > (var_1_18)) ? (var_1_11) : (var_1_18))) + (var_1_15 / var_1_10))) ? (var_1_16 == ((signed short int) var_1_4)) : 1)) && ((var_1_1 < var_1_6) ? (var_1_18 == ((signed short int) (var_1_6 - var_1_7))) : (var_1_18 == ((signed short int) (((((var_1_6 + var_1_4)) < (var_1_1)) ? ((var_1_6 + var_1_4)) : (var_1_1))))))) && (var_1_12 ? (var_1_19 == ((signed short int) ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6))) : 1) ; [L188] RET, EXPR property() [L188] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=49151, var_1_16=-16, var_1_18=62, var_1_19=-16321, var_1_1=-1, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=0, var_1_28=-1073725435, var_1_29=-1073741823, var_1_31=1, var_1_36=32, var_1_39=2, var_1_3=-63, var_1_40=0, var_1_41=0, var_1_42=0, var_1_4=62, var_1_5=33/4, var_1_6=62, var_1_7=0, var_1_8=49151] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=49151, var_1_12=1, var_1_14=0, var_1_15=49151, var_1_16=-16, var_1_18=62, var_1_19=-16321, var_1_1=-1, var_1_20=16383, var_1_21=16383, var_1_22=-8, var_1_26=0, var_1_28=-1073725435, var_1_29=-1073741823, var_1_31=1, var_1_36=32, var_1_39=2, var_1_3=-63, var_1_40=0, var_1_41=0, var_1_42=0, var_1_4=62, var_1_5=33/4, var_1_6=62, var_1_7=0, var_1_8=49151] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 22, 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=43occurred 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: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 1 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 [2023-12-02 18:13:51,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh --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 e9f5cbcd9b5e7070eed068152e26dc672bc2b60288a251274726ceb1bf0c8d9b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:13:53,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:13:53,174 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 18:13:53,180 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:13:53,180 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:13:53,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:13:53,208 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:13:53,209 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:13:53,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:13:53,210 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:13:53,210 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:13:53,211 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:13:53,211 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:13:53,212 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:13:53,212 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:13:53,213 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:13:53,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:13:53,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:13:53,215 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:13:53,215 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:13:53,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:13:53,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:13:53,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:13:53,221 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:13:53,221 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 18:13:53,222 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 18:13:53,222 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 18:13:53,222 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:13:53,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:13:53,223 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:13:53,224 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:13:53,224 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 18:13:53,224 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:13:53,224 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:13:53,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:13:53,225 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:13:53,225 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:13:53,225 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:13:53,226 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 18:13:53,226 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 18:13:53,226 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:13:53,226 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:13:53,227 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:13:53,227 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:13:53,227 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9f5cbcd9b5e7070eed068152e26dc672bc2b60288a251274726ceb1bf0c8d9b [2023-12-02 18:13:53,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:13:53,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:13:53,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:13:53,561 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:13:53,562 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:13:53,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i [2023-12-02 18:13:56,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:13:56,584 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:13:56,585 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i [2023-12-02 18:13:56,594 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/data/15a2d486a/cbf02539602747c4b86d3f5de51a9f16/FLAGa1461f18a [2023-12-02 18:13:56,607 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/data/15a2d486a/cbf02539602747c4b86d3f5de51a9f16 [2023-12-02 18:13:56,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:13:56,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:13:56,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:13:56,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:13:56,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:13:56,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:56,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a6a137f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56, skipping insertion in model container [2023-12-02 18:13:56,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:56,653 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:13:56,777 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i[919,932] [2023-12-02 18:13:56,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:13:56,858 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:13:56,869 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i[919,932] [2023-12-02 18:13:56,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:13:56,959 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:13:56,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56 WrapperNode [2023-12-02 18:13:56,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:13:56,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:13:56,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:13:56,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:13:56,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:56,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:57,016 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 173 [2023-12-02 18:13:57,016 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:13:57,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:13:57,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:13:57,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:13:57,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:57,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:57,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:57,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:57,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:57,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:57,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:57,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:57,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:13:57,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:13:57,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:13:57,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:13:57,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (1/1) ... [2023-12-02 18:13:57,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:13:57,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:13:57,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:13:57,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:13:57,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:13:57,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 18:13:57,136 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:13:57,136 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:13:57,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:13:57,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:13:57,225 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:13:57,228 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:13:57,675 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:13:57,737 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:13:57,737 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:13:57,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:13:57 BoogieIcfgContainer [2023-12-02 18:13:57,738 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:13:57,740 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:13:57,740 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:13:57,743 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:13:57,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:13:56" (1/3) ... [2023-12-02 18:13:57,744 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3caa9898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:13:57, skipping insertion in model container [2023-12-02 18:13:57,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:13:56" (2/3) ... [2023-12-02 18:13:57,745 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3caa9898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:13:57, skipping insertion in model container [2023-12-02 18:13:57,745 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:13:57" (3/3) ... [2023-12-02 18:13:57,746 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-66.i [2023-12-02 18:13:57,766 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:13:57,766 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:13:57,821 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:13:57,828 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6a06f60b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:13:57,828 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:13:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 50 states have (on average 1.56) internal successors, (78), 51 states have internal predecessors, (78), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 18:13:57,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 18:13:57,850 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:13:57,851 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 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] [2023-12-02 18:13:57,851 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:13:57,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:13:57,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1319692166, now seen corresponding path program 1 times [2023-12-02 18:13:57,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:13:57,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1944787372] [2023-12-02 18:13:57,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:13:57,878 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 [2023-12-02 18:13:57,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:13:57,879 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 18:13:57,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 18:13:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:13:58,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 18:13:58,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:13:58,194 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-12-02 18:13:58,194 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:13:58,195 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:13:58,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1944787372] [2023-12-02 18:13:58,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1944787372] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:13:58,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:13:58,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 18:13:58,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819917450] [2023-12-02 18:13:58,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:13:58,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 18:13:58,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:13:58,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 18:13:58,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:13:58,233 INFO L87 Difference]: Start difference. First operand has 75 states, 50 states have (on average 1.56) internal successors, (78), 51 states have internal predecessors, (78), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-12-02 18:13:58,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:13:58,295 INFO L93 Difference]: Finished difference Result 147 states and 264 transitions. [2023-12-02 18:13:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 18:13:58,302 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 145 [2023-12-02 18:13:58,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:13:58,309 INFO L225 Difference]: With dead ends: 147 [2023-12-02 18:13:58,309 INFO L226 Difference]: Without dead ends: 73 [2023-12-02 18:13:58,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:13:58,317 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 18:13:58,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 18:13:58,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-12-02 18:13:58,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-12-02 18:13:58,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 49 states have (on average 1.489795918367347) internal successors, (73), 49 states have internal predecessors, (73), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 18:13:58,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 117 transitions. [2023-12-02 18:13:58,362 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 117 transitions. Word has length 145 [2023-12-02 18:13:58,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:13:58,363 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 117 transitions. [2023-12-02 18:13:58,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-12-02 18:13:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 117 transitions. [2023-12-02 18:13:58,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 18:13:58,367 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:13:58,367 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 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] [2023-12-02 18:13:58,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/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)] Forceful destruction successful, exit code 0 [2023-12-02 18:13:58,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 18:13:58,573 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:13:58,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:13:58,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1833116930, now seen corresponding path program 1 times [2023-12-02 18:13:58,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:13:58,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1356592921] [2023-12-02 18:13:58,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:13:58,575 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 [2023-12-02 18:13:58,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:13:58,576 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 18:13:58,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba64508d-c756-4411-a3db-442cca148727/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 18:13:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:13:58,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 18:13:58,805 INFO L285 TraceCheckSpWp]: Computing forward predicates...