./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2 --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 cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:36:36,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:36:36,139 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:36:36,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:36:36,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:36:36,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:36:36,167 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:36:36,167 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:36:36,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:36:36,169 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:36:36,169 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:36:36,169 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:36:36,170 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:36:36,170 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:36:36,171 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:36:36,171 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:36:36,171 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:36:36,172 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:36:36,172 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:36:36,173 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:36:36,173 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:36:36,177 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:36:36,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:36:36,178 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:36:36,178 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:36:36,179 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:36:36,179 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:36:36,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:36:36,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:36:36,180 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:36:36,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:36:36,185 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:36:36,185 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:36:36,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:36:36,185 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:36:36,186 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:36:36,186 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:36:36,186 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:36:36,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:36,187 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:36:36,187 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:36:36,188 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:36:36,192 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:36:36,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:36:36,193 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:36:36,193 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:36:36,193 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:36:36,193 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_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 [2024-11-02 12:36:36,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:36:36,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:36:36,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:36:36,537 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:36:36,538 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:36:36,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i Unable to find full path for "g++" [2024-11-02 12:36:38,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:36:38,857 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:36:38,858 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i [2024-11-02 12:36:38,871 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/data/f4687ac68/8c7ff524a418411697d403c9a7de99eb/FLAG16e2c516e [2024-11-02 12:36:38,897 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/data/f4687ac68/8c7ff524a418411697d403c9a7de99eb [2024-11-02 12:36:38,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:36:38,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:36:38,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:38,903 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:36:38,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:36:38,910 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:38" (1/1) ... [2024-11-02 12:36:38,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ca776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:38, skipping insertion in model container [2024-11-02 12:36:38,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:38" (1/1) ... [2024-11-02 12:36:38,944 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:36:39,179 WARN L251 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_7882f1cf-c6c1-4202-8135-3b989519f3e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2024-11-02 12:36:39,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:39,312 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:36:39,321 WARN L251 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_7882f1cf-c6c1-4202-8135-3b989519f3e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2024-11-02 12:36:39,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:39,391 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:36:39,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39 WrapperNode [2024-11-02 12:36:39,392 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:39,393 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:39,393 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:36:39,393 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:36:39,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,411 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,460 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 238 [2024-11-02 12:36:39,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:39,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:36:39,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:36:39,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:36:39,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,505 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:36:39,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:36:39,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:36:39,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:36:39,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (1/1) ... [2024-11-02 12:36:39,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:39,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:36:39,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:36:39,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:36:39,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:36:39,599 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:36:39,599 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:36:39,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:36:39,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:36:39,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:36:39,719 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:36:39,723 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:36:40,274 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-02 12:36:40,274 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:36:40,649 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:36:40,649 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:36:40,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:40 BoogieIcfgContainer [2024-11-02 12:36:40,650 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:36:40,653 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:36:40,654 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:36:40,657 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:36:40,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:36:38" (1/3) ... [2024-11-02 12:36:40,659 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77d31970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:36:40, skipping insertion in model container [2024-11-02 12:36:40,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:39" (2/3) ... [2024-11-02 12:36:40,659 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77d31970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:36:40, skipping insertion in model container [2024-11-02 12:36:40,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:40" (3/3) ... [2024-11-02 12:36:40,661 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-41.i [2024-11-02 12:36:40,679 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:36:40,680 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:36:40,758 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:36:40,764 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@bb8ca20, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:36:40,764 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:36:40,768 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-02 12:36:40,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-02 12:36:40,781 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:36:40,781 INFO L215 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:36:40,782 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:36:40,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:36:40,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1601712577, now seen corresponding path program 1 times [2024-11-02 12:36:40,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:36:40,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847717184] [2024-11-02 12:36:40,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:40,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:36:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:36:41,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1776307206] [2024-11-02 12:36:41,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:41,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:36:41,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:36:41,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:36:41,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:36:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:36:43,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:36:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:36:43,342 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:36:43,345 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:36:43,347 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:36:43,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-02 12:36:43,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:36:43,557 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:36:43,721 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:36:43,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:36:43 BoogieIcfgContainer [2024-11-02 12:36:43,726 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:36:43,727 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:36:43,727 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:36:43,727 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:36:43,728 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:40" (3/4) ... [2024-11-02 12:36:43,731 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:36:43,732 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:36:43,734 INFO L158 Benchmark]: Toolchain (without parser) took 4832.13ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 113.7MB in the beginning and 117.8MB in the end (delta: -4.1MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-02 12:36:43,734 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:36:43,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.55ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 101.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-02 12:36:43,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.60ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 96.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:36:43,736 INFO L158 Benchmark]: Boogie Preprocessor took 52.38ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 93.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:36:43,736 INFO L158 Benchmark]: RCFGBuilder took 1135.33ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 73.8MB in the end (delta: 20.0MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2024-11-02 12:36:43,737 INFO L158 Benchmark]: TraceAbstraction took 3073.28ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 73.1MB in the beginning and 117.8MB in the end (delta: -44.7MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-02 12:36:43,737 INFO L158 Benchmark]: Witness Printer took 5.60ms. Allocated memory is still 195.0MB. Free memory is still 117.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:36:43,743 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.55ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 101.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.60ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 96.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.38ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 93.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1135.33ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 73.8MB in the end (delta: 20.0MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * TraceAbstraction took 3073.28ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 73.1MB in the beginning and 117.8MB in the end (delta: -44.7MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Witness Printer took 5.60ms. Allocated memory is still 195.0MB. Free memory is still 117.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of bitwiseOr at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryArithmeticFLOAToperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 100000; [L23] unsigned char var_1_7 = 0; [L24] unsigned char var_1_9 = 0; [L25] unsigned char var_1_10 = 1; [L26] signed char var_1_11 = -8; [L27] signed char var_1_12 = -50; [L28] signed char var_1_13 = 25; [L29] signed char var_1_14 = 100; [L30] signed char var_1_15 = 32; [L31] signed char var_1_16 = 25; [L32] signed long int var_1_17 = 50; [L33] signed long int var_1_18 = -32; [L34] signed short int var_1_19 = 256; [L35] unsigned long int var_1_20 = 64; [L36] unsigned char var_1_21 = 1; [L37] unsigned char var_1_22 = 0; [L38] float var_1_23 = 1.4; [L39] float var_1_24 = 3.875; [L40] float var_1_25 = 255.375; [L41] float var_1_26 = 0.65; [L42] float var_1_27 = 64.75; [L43] float var_1_28 = 3.5; [L44] signed long int var_1_29 = 16; [L45] unsigned char var_1_31 = 5; [L46] unsigned char var_1_32 = 128; [L47] unsigned char var_1_33 = 64; [L48] unsigned char var_1_34 = 2; [L49] signed short int var_1_35 = -128; [L50] signed short int var_1_36 = 19851; [L51] signed short int var_1_37 = 28837; [L52] float var_1_38 = 31.2; [L53] float var_1_39 = 127.6; [L54] unsigned long int last_1_var_1_20 = 64; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L188] last_1_var_1_20 = var_1_20 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L135] var_1_9 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0] [L137] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L138] var_1_10 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L140] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L141] var_1_12 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L144] var_1_13 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L146] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L147] var_1_14 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_14 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_14 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L149] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L150] var_1_15 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L153] var_1_16 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L156] var_1_22 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_22 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_22 <= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L159] var_1_24 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L161] var_1_25 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L163] var_1_26 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L165] var_1_27 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L167] var_1_28 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L169] var_1_32 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_32 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_32 >= 127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L171] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L172] var_1_33 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L174] CALL assume_abort_if_not(var_1_33 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 <= 127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L175] var_1_34 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L178] var_1_36 = __VERIFIER_nondet_short() [L179] CALL assume_abort_if_not(var_1_36 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=32765, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_36 >= 16382) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=32765, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_36 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=32765, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_36 <= 32766) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=32765, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L181] var_1_37 = __VERIFIER_nondet_short() [L182] CALL assume_abort_if_not(var_1_37 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=32765, var_1_37=32766, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_37 >= 16382) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=32765, var_1_37=32766, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L183] CALL assume_abort_if_not(var_1_37 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=32765, var_1_37=32766, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_37 <= 32766) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=32765, var_1_37=32766, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L184] var_1_39 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_39 >= -461168.6018427382800e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 4611686.018427382800e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=32765, var_1_37=32766, var_1_38=156/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_39 >= -461168.6018427382800e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 4611686.018427382800e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=-128, var_1_36=32765, var_1_37=32766, var_1_38=156/5, var_1_7=0, var_1_9=0] [L199] RET updateVariables() [L200] CALL step() [L58] var_1_17 = ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16)))) [L59] var_1_21 = (! (var_1_9 && var_1_22)) [L60] COND TRUE \read(var_1_21) [L61] var_1_23 = ((var_1_24 + var_1_25) + ((((var_1_26) < (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (var_1_26) : (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))))) [L63] COND FALSE !(\read(var_1_22)) [L66] COND FALSE !(\read(var_1_9)) [L73] var_1_38 = var_1_25 [L75] COND FALSE !((- var_1_23) == var_1_23) [L78] var_1_1 = var_1_31 [L80] unsigned char stepLocal_0 = var_1_17 < var_1_31; [L81] COND FALSE !((127.35 + var_1_23) <= var_1_23) [L88] COND TRUE \read(var_1_21) [L89] var_1_11 = ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) [L93] COND FALSE !(\read(var_1_7)) [L96] var_1_18 = (var_1_15 + var_1_14) [L98] EXPR ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18 [L98] COND FALSE !(last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) [L101] var_1_20 = var_1_31 [L103] COND FALSE !(\read(var_1_7)) [L106] var_1_29 = ((((((var_1_16 + var_1_15) + -16)) > (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18)))))))) ? (((var_1_16 + var_1_15) + -16)) : (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))))))) [L108] unsigned char stepLocal_5 = (var_1_17 / var_1_32) > ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33))); [L109] signed long int stepLocal_4 = var_1_29; [L110] COND FALSE !(stepLocal_5 && var_1_21) [L115] COND TRUE var_1_31 == stepLocal_4 [L116] var_1_35 = ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) [L121] signed long int stepLocal_3 = var_1_17; [L122] unsigned char stepLocal_2 = var_1_10; [L123] signed short int stepLocal_1 = var_1_35; [L124] COND FALSE !((var_1_15 + var_1_17) == stepLocal_1) [L131] var_1_19 = ((((var_1_13) < (128)) ? (var_1_13) : (128))) [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31))) [L191] EXPR ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18 [L191] EXPR ((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31))) [L191-L192] return ((((((((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31)))) && (var_1_21 == ((unsigned char) (! (var_1_9 && var_1_22))))) && (var_1_21 ? (var_1_23 == ((float) ((var_1_24 + var_1_25) + ((((var_1_26) < (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (var_1_26) : (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))))))) : 1)) && (var_1_7 ? (var_1_29 == ((signed long int) ((1349734853 - var_1_16) - (1715174523 - var_1_31)))) : (var_1_29 == ((signed long int) ((((((var_1_16 + var_1_15) + -16)) > (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18)))))))) ? (((var_1_16 + var_1_15) + -16)) : (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))))))))))) && (var_1_22 ? (var_1_31 == ((unsigned char) ((((var_1_16) < ((var_1_32 - (var_1_33 - var_1_34)))) ? (var_1_16) : ((var_1_32 - (var_1_33 - var_1_34))))))) : 1)) && ((((var_1_17 / var_1_32) > ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33)))) && var_1_21) ? ((var_1_23 <= 0.125f) ? (var_1_35 == ((signed short int) ((((((var_1_36) < (var_1_37)) ? (var_1_36) : (var_1_37))) - var_1_33) - var_1_16))) : 1) : ((var_1_31 == var_1_29) ? (var_1_35 == ((signed short int) ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) : (var_1_35 == ((signed short int) var_1_13))))) && (var_1_9 ? ((var_1_25 == var_1_26) ? (var_1_38 == ((float) (((((var_1_24) < (var_1_39)) ? (var_1_24) : (var_1_39))) + var_1_25))) : (var_1_38 == ((float) var_1_39))) : (var_1_38 == ((float) var_1_25))) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-1, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=0, var_1_19=0, var_1_1=5, var_1_20=5, var_1_21=1, var_1_22=0, var_1_23=0, var_1_25=2, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=127, var_1_36=32765, var_1_37=32766, var_1_38=2, var_1_39=0, var_1_7=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-1, var_1_12=-1, var_1_13=0, var_1_14=-1, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=0, var_1_19=0, var_1_1=5, var_1_20=5, var_1_21=1, var_1_22=0, var_1_23=0, var_1_25=2, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=127, var_1_34=0, var_1_35=127, var_1_36=32765, var_1_37=32766, var_1_38=2, var_1_39=0, var_1_7=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 1, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 238 NumberOfCodeBlocks, 238 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:36:43,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/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_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2 --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 cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:36:46,191 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:36:46,285 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:36:46,292 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:36:46,293 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:36:46,330 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:36:46,330 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:36:46,331 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:36:46,332 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:36:46,332 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:36:46,333 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:36:46,334 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:36:46,335 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:36:46,335 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:36:46,336 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:36:46,336 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:36:46,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:36:46,340 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:36:46,340 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:36:46,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:36:46,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:36:46,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:36:46,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:36:46,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:36:46,345 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:36:46,346 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:36:46,347 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:36:46,347 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:36:46,347 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:36:46,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:36:46,348 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:36:46,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:36:46,349 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:36:46,349 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:36:46,349 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:36:46,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:46,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:36:46,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:36:46,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:36:46,353 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:36:46,353 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:36:46,354 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:36:46,355 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:36:46,355 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:36:46,355 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_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 [2024-11-02 12:36:46,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:36:46,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:36:46,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:36:46,832 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:36:46,833 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:36:46,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i Unable to find full path for "g++" [2024-11-02 12:36:48,923 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:36:49,228 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:36:49,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i [2024-11-02 12:36:49,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/data/d3f083808/408ee54fd0884061ac89b028ef7da623/FLAG1dc11af1a [2024-11-02 12:36:49,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/data/d3f083808/408ee54fd0884061ac89b028ef7da623 [2024-11-02 12:36:49,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:36:49,268 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:36:49,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:49,272 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:36:49,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:36:49,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:49,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4946fb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49, skipping insertion in model container [2024-11-02 12:36:49,279 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:49,349 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:36:49,587 WARN L251 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_7882f1cf-c6c1-4202-8135-3b989519f3e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2024-11-02 12:36:49,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:49,745 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:36:49,761 WARN L251 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_7882f1cf-c6c1-4202-8135-3b989519f3e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2024-11-02 12:36:49,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:49,874 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:36:49,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49 WrapperNode [2024-11-02 12:36:49,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:49,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:49,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:36:49,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:36:49,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:49,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:49,958 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2024-11-02 12:36:49,959 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:49,959 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:36:49,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:36:49,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:36:49,976 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:49,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:49,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:49,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:50,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:50,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:50,022 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:50,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:50,035 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:36:50,036 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:36:50,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:36:50,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:36:50,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (1/1) ... [2024-11-02 12:36:50,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:50,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:36:50,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:36:50,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:36:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:36:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:36:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:36:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:36:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:36:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:36:50,253 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:36:50,256 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:36:54,196 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-02 12:36:54,197 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:36:54,211 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:36:54,211 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:36:54,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:54 BoogieIcfgContainer [2024-11-02 12:36:54,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:36:54,214 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:36:54,214 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:36:54,218 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:36:54,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:36:49" (1/3) ... [2024-11-02 12:36:54,219 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f9d0a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:36:54, skipping insertion in model container [2024-11-02 12:36:54,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:49" (2/3) ... [2024-11-02 12:36:54,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f9d0a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:36:54, skipping insertion in model container [2024-11-02 12:36:54,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:54" (3/3) ... [2024-11-02 12:36:54,222 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-41.i [2024-11-02 12:36:54,243 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:36:54,243 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:36:54,343 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:36:54,351 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7a2ff288, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:36:54,352 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:36:54,357 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-02 12:36:54,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-02 12:36:54,376 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:36:54,377 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:36:54,377 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:36:54,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:36:54,383 INFO L85 PathProgramCache]: Analyzing trace with hash -668581297, now seen corresponding path program 1 times [2024-11-02 12:36:54,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:36:54,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [126754340] [2024-11-02 12:36:54,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:54,399 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:36:54,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:36:54,405 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:36:54,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-02 12:36:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:36:54,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:36:54,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:36:55,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-02 12:36:55,086 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:36:55,087 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:36:55,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [126754340] [2024-11-02 12:36:55,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [126754340] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:36:55,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:36:55,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:36:55,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415816906] [2024-11-02 12:36:55,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:36:55,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:36:55,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:36:55,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:36:55,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:36:55,122 INFO L87 Difference]: Start difference. First operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-02 12:36:55,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:36:55,160 INFO L93 Difference]: Finished difference Result 173 states and 308 transitions. [2024-11-02 12:36:55,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:36:55,162 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-11-02 12:36:55,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:36:55,171 INFO L225 Difference]: With dead ends: 173 [2024-11-02 12:36:55,171 INFO L226 Difference]: Without dead ends: 86 [2024-11-02 12:36:55,175 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:36:55,178 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:36:55,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:36:55,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-02 12:36:55,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-02 12:36:55,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-02 12:36:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 134 transitions. [2024-11-02 12:36:55,235 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 134 transitions. Word has length 203 [2024-11-02 12:36:55,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:36:55,242 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 134 transitions. [2024-11-02 12:36:55,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-02 12:36:55,243 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2024-11-02 12:36:55,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-02 12:36:55,248 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:36:55,249 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:36:55,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-02 12:36:55,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:36:55,450 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:36:55,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:36:55,451 INFO L85 PathProgramCache]: Analyzing trace with hash -398678841, now seen corresponding path program 1 times [2024-11-02 12:36:55,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:36:55,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [99270998] [2024-11-02 12:36:55,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:55,455 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:36:55,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:36:55,456 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:36:55,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-02 12:36:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:36:56,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:36:56,081 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:36:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2024-11-02 12:36:56,868 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:36:57,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-02 12:36:57,689 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:36:57,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [99270998] [2024-11-02 12:36:57,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [99270998] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:36:57,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1562783967] [2024-11-02 12:36:57,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:57,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:36:57,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:36:57,699 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:36:57,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-02 12:36:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:36:58,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:36:58,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:36:59,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-02 12:36:59,676 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:36:59,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1562783967] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:36:59,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-02 12:36:59,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5, 5] total 8 [2024-11-02 12:36:59,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277695623] [2024-11-02 12:36:59,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:36:59,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:36:59,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:36:59,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:36:59,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-02 12:36:59,682 INFO L87 Difference]: Start difference. First operand 86 states and 134 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-02 12:37:01,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:37:03,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:37:03,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:37:03,868 INFO L93 Difference]: Finished difference Result 252 states and 396 transitions. [2024-11-02 12:37:03,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:37:03,888 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-02 12:37:03,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:37:03,892 INFO L225 Difference]: With dead ends: 252 [2024-11-02 12:37:03,892 INFO L226 Difference]: Without dead ends: 169 [2024-11-02 12:37:03,894 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 606 GetRequests, 599 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-02 12:37:03,895 INFO L432 NwaCegarLoop]: 132 mSDtfsCounter, 31 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-02 12:37:03,896 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 256 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2024-11-02 12:37:03,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-02 12:37:03,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 166. [2024-11-02 12:37:03,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 99 states have (on average 1.3333333333333333) internal successors, (132), 99 states have internal predecessors, (132), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-02 12:37:03,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 260 transitions. [2024-11-02 12:37:03,960 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 260 transitions. Word has length 203 [2024-11-02 12:37:03,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:37:03,961 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 260 transitions. [2024-11-02 12:37:03,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-02 12:37:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 260 transitions. [2024-11-02 12:37:03,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-02 12:37:03,965 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:03,966 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:37:03,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/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)] Ended with exit code 0 [2024-11-02 12:37:04,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-02 12:37:04,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt [2024-11-02 12:37:04,367 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:37:04,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:04,368 INFO L85 PathProgramCache]: Analyzing trace with hash -533540413, now seen corresponding path program 1 times [2024-11-02 12:37:04,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:37:04,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1464593322] [2024-11-02 12:37:04,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:04,371 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:37:04,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:37:04,375 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:37:04,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/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 (5)] Waiting until timeout for monitored process [2024-11-02 12:37:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:05,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:37:05,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:37:05,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2024-11-02 12:37:05,755 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:37:06,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-02 12:37:06,626 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:37:06,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1464593322] [2024-11-02 12:37:06,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1464593322] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:37:06,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [177887012] [2024-11-02 12:37:06,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:06,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:37:06,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:37:06,631 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:37:06,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-02 12:37:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:08,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-02 12:37:08,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:37:09,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2024-11-02 12:37:09,217 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:37:10,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-02 12:37:10,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [177887012] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:37:10,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1462493022] [2024-11-02 12:37:10,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:10,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:37:10,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:37:10,039 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:37:10,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7882f1cf-c6c1-4202-8135-3b989519f3e3/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-02 12:37:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:10,388 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:37:10,391 INFO L278 TraceCheckSpWp]: Computing forward predicates...