./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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 a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:38:57,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:38:57,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:38:57,370 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:38:57,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:38:57,407 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:38:57,408 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:38:57,409 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:38:57,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:38:57,411 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:38:57,412 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:38:57,413 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:38:57,414 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:38:57,416 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:38:57,417 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:38:57,417 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:38:57,418 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:38:57,418 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:38:57,419 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:38:57,419 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:38:57,420 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:38:57,420 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:38:57,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:38:57,422 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:38:57,422 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:38:57,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:38:57,423 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:38:57,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:38:57,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:38:57,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:38:57,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:38:57,425 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:38:57,425 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:38:57,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:38:57,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:38:57,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:38:57,427 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:38:57,428 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:38:57,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:38:57,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:38:57,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:38:57,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:38:57,431 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:38:57,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:38:57,432 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:38:57,432 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:38:57,432 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:38:57,433 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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 [2024-11-02 12:38:57,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:38:57,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:38:57,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:38:57,803 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:38:57,804 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:38:57,806 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i Unable to find full path for "g++" [2024-11-02 12:38:59,964 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:39:00,255 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:39:00,255 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i [2024-11-02 12:39:00,275 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/data/0ccd91954/ae2825f0125046d4be8878a8ec93c8c2/FLAG8cbbd9ee6 [2024-11-02 12:39:00,296 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/data/0ccd91954/ae2825f0125046d4be8878a8ec93c8c2 [2024-11-02 12:39:00,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:39:00,301 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:39:00,303 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:39:00,303 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:39:00,312 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:39:00,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a677b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00, skipping insertion in model container [2024-11-02 12:39:00,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,352 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:39:00,535 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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2024-11-02 12:39:00,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:39:00,648 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:39:00,665 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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2024-11-02 12:39:00,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:39:00,772 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:39:00,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00 WrapperNode [2024-11-02 12:39:00,773 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:39:00,774 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:39:00,774 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:39:00,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:39:00,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,875 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2024-11-02 12:39:00,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:39:00,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:39:00,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:39:00,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:39:00,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,895 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,915 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:39:00,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:39:00,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:39:00,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:39:00,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (1/1) ... [2024-11-02 12:39:00,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:39:00,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:39:00,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:39:00,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:39:01,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:39:01,029 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:39:01,030 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:39:01,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:39:01,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:39:01,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:39:01,137 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:39:01,139 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:39:01,805 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-02 12:39:01,805 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:39:02,275 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:39:02,276 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:39:02,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:39:02 BoogieIcfgContainer [2024-11-02 12:39:02,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:39:02,280 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:39:02,280 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:39:02,284 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:39:02,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:39:00" (1/3) ... [2024-11-02 12:39:02,286 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79ef73ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:39:02, skipping insertion in model container [2024-11-02 12:39:02,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:00" (2/3) ... [2024-11-02 12:39:02,288 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79ef73ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:39:02, skipping insertion in model container [2024-11-02 12:39:02,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:39:02" (3/3) ... [2024-11-02 12:39:02,290 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-27.i [2024-11-02 12:39:02,313 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:39:02,313 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:39:02,403 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:39:02,415 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;@44a0c684, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:39:02,416 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:39:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 12:39:02,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-02 12:39:02,460 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:39:02,461 INFO L215 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:39:02,465 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:39:02,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:39:02,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1706172994, now seen corresponding path program 1 times [2024-11-02 12:39:02,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:39:02,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159925857] [2024-11-02 12:39:02,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:39:02,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:39:03,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:39:03,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [713762040] [2024-11-02 12:39:03,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:39:03,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:39:03,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:39:03,586 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:39:03,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:39:04,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:39:04,520 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:39:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:39:04,808 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:39:04,810 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:39:04,811 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:39:04,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:39:05,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:39:05,019 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:39:05,165 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:39:05,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:39:05 BoogieIcfgContainer [2024-11-02 12:39:05,169 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:39:05,170 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:39:05,170 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:39:05,170 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:39:05,171 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:39:02" (3/4) ... [2024-11-02 12:39:05,177 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:39:05,183 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:39:05,184 INFO L158 Benchmark]: Toolchain (without parser) took 4882.65ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 110.6MB in the beginning and 85.1MB in the end (delta: 25.5MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-02 12:39:05,185 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:39:05,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.75ms. Allocated memory is still 142.6MB. Free memory was 110.2MB in the beginning and 92.4MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-02 12:39:05,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.41ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 86.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-02 12:39:05,187 INFO L158 Benchmark]: Boogie Preprocessor took 74.27ms. Allocated memory is still 142.6MB. Free memory was 86.7MB in the beginning and 84.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:39:05,188 INFO L158 Benchmark]: RCFGBuilder took 1324.94ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 84.1MB in the beginning and 144.7MB in the end (delta: -60.6MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2024-11-02 12:39:05,188 INFO L158 Benchmark]: TraceAbstraction took 2889.47ms. Allocated memory is still 180.4MB. Free memory was 144.7MB in the beginning and 86.2MB in the end (delta: 58.5MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-02 12:39:05,189 INFO L158 Benchmark]: Witness Printer took 13.17ms. Allocated memory is still 180.4MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:39:05,195 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.75ms. Allocated memory is still 142.6MB. Free memory was 110.2MB in the beginning and 92.4MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.41ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 86.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.27ms. Allocated memory is still 142.6MB. Free memory was 86.7MB in the beginning and 84.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1324.94ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 84.1MB in the beginning and 144.7MB in the end (delta: -60.6MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2889.47ms. Allocated memory is still 180.4MB. Free memory was 144.7MB in the beginning and 86.2MB in the end (delta: 58.5MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Witness Printer took 13.17ms. Allocated memory is still 180.4MB. Free memory is still 85.1MB. 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 127, overapproximation of bitwiseOr at line 121, overapproximation of someUnaryDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryArithmeticFLOAToperation at line 114. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_3 = 25; [L24] signed char var_1_4 = 10; [L25] signed char var_1_5 = -10; [L26] signed char var_1_6 = -1; [L27] signed short int var_1_7 = -4; [L28] signed char var_1_8 = 50; [L29] signed short int var_1_9 = 2; [L30] unsigned long int var_1_10 = 128; [L31] unsigned char var_1_11 = 2; [L32] unsigned long int var_1_12 = 2781423228; [L33] unsigned long int var_1_13 = 3552320529; [L34] double var_1_14 = 2.25; [L35] unsigned char var_1_15 = 5; [L36] unsigned char var_1_16 = 64; [L37] double var_1_17 = 9.48; [L38] double var_1_18 = 256.05; [L39] float var_1_19 = 1.1; [L40] float var_1_21 = 16.5; [L41] float var_1_22 = 9.4; [L42] unsigned short int var_1_23 = 100; [L43] unsigned char var_1_24 = 5; [L44] unsigned short int var_1_25 = 4; [L45] unsigned short int var_1_26 = 48215; [L46] unsigned short int var_1_27 = 10; [L47] unsigned short int var_1_28 = 1; [L48] signed char var_1_29 = 0; [L49] unsigned long int var_1_30 = 1524073358; [L50] unsigned char var_1_31 = 1; [L51] double var_1_32 = 64.45; [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] FCALL updateLastVariables() [L190] CALL updateVariables() [L136] var_1_3 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L138] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L139] var_1_4 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L141] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L142] var_1_5 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L144] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L145] var_1_6 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_6 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L147] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L148] var_1_11 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L150] CALL assume_abort_if_not(var_1_11 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 <= 255) VAL [isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L151] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L152] var_1_12 = __VERIFIER_nondet_ulong() [L153] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L154] CALL assume_abort_if_not(var_1_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_12 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L155] var_1_13 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_13 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 >= 3221225470) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L157] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L158] var_1_15 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L160] CALL assume_abort_if_not(var_1_15 <= 128) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_15 <= 128) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L161] var_1_16 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L163] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L166] var_1_18 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L168] var_1_21 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L170] var_1_22 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L172] var_1_26 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L174] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L175] var_1_30 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_30 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 >= 1073741823) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L177] CALL assume_abort_if_not(var_1_30 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_30 <= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=-4, var_1_8=50, var_1_9=2] [L190] RET updateVariables() [L191] CALL step() [L55] var_1_7 = ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))) [L56] signed long int stepLocal_0 = 128 - 256; [L57] COND FALSE !((var_1_4 * var_1_3) < stepLocal_0) [L60] var_1_8 = -16 [L62] var_1_9 = var_1_6 [L63] signed char stepLocal_4 = var_1_4; [L64] COND TRUE var_1_12 >= stepLocal_4 [L65] var_1_23 = var_1_16 [L67] var_1_24 = (var_1_16 + var_1_3) [L68] COND FALSE !(var_1_8 != (var_1_11 + var_1_5)) [L71] var_1_31 = 0 [L72] var_1_32 = var_1_17 [L73] COND FALSE !(! (! var_1_31)) [L76] COND FALSE !(\read(var_1_31)) [L79] var_1_1 = var_1_4 [L82] signed long int stepLocal_1 = (var_1_9 * 128) / var_1_11; [L83] COND FALSE !(\read(var_1_31)) [L90] var_1_10 = var_1_13 [L92] signed long int stepLocal_2 = (- var_1_11) / (var_1_15 + var_1_16); [L93] COND TRUE stepLocal_2 <= var_1_3 [L94] var_1_14 = ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))) [L100] unsigned long int stepLocal_5 = var_1_13; [L101] COND FALSE !((~ var_1_10) >= stepLocal_5) [L104] COND TRUE -16 <= var_1_27 [L105] COND FALSE !(var_1_5 == var_1_28) [L111] unsigned long int stepLocal_3 = var_1_10; [L112] COND FALSE !(\read(var_1_31)) [L119] var_1_19 = var_1_22 [L121] EXPR (var_1_6 / var_1_11) | var_1_5 [L121] COND FALSE !((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) [L126] COND TRUE ((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18 [L127] COND TRUE var_1_22 <= var_1_19 [L128] var_1_29 = var_1_4 [L191] RET step() [L192] CALL, EXPR property() [L182] EXPR (((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6)))) [L182-L183] return (((((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6))))) && (var_1_31 == ((unsigned char) 0))) && (var_1_32 == ((double) var_1_17)) ; [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-1073741826, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=3, var_1_15=2, var_1_16=257, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=5, var_1_22=4, var_1_23=1, var_1_24=7, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=5, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=6, var_1_8=-16, var_1_9=5] [L19] reach_error() VAL [isInitial=1, var_1_10=-1073741826, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=3, var_1_15=2, var_1_16=257, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=5, var_1_22=4, var_1_23=1, var_1_24=7, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=5, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=6, var_1_4=5, var_1_5=-19, var_1_6=5, var_1_7=6, var_1_8=-16, var_1_9=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 1, TraceHistogramMax: 27, 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=51occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 200 NumberOfCodeBlocks, 200 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 12:39:05,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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 a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:39:07,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:39:07,773 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:39:07,779 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:39:07,781 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:39:07,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:39:07,818 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:39:07,818 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:39:07,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:39:07,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:39:07,821 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:39:07,821 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:39:07,822 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:39:07,822 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:39:07,822 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:39:07,822 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:39:07,823 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:39:07,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:39:07,824 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:39:07,824 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:39:07,824 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:39:07,825 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:39:07,825 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:39:07,825 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:39:07,826 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:39:07,826 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:39:07,826 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:39:07,827 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:39:07,827 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:39:07,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:39:07,827 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:39:07,828 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:39:07,828 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:39:07,828 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:39:07,828 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:39:07,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:39:07,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:39:07,829 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:39:07,830 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:39:07,830 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:39:07,830 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:39:07,831 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:39:07,831 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:39:07,831 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:39:07,831 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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 [2024-11-02 12:39:08,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:39:08,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:39:08,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:39:08,265 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:39:08,266 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:39:08,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i Unable to find full path for "g++" [2024-11-02 12:39:10,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:39:10,519 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:39:10,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i [2024-11-02 12:39:10,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/data/9b7d986e1/a0f6af9b840d479c91124833b83085dd/FLAG558165d3f [2024-11-02 12:39:10,553 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/data/9b7d986e1/a0f6af9b840d479c91124833b83085dd [2024-11-02 12:39:10,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:39:10,557 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:39:10,558 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:39:10,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:39:10,564 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:39:10,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:39:10" (1/1) ... [2024-11-02 12:39:10,566 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c1aec6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:10, skipping insertion in model container [2024-11-02 12:39:10,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:39:10" (1/1) ... [2024-11-02 12:39:10,599 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:39:10,842 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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2024-11-02 12:39:10,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:39:11,023 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:39:11,040 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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2024-11-02 12:39:11,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:39:11,158 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:39:11,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11 WrapperNode [2024-11-02 12:39:11,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:39:11,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:39:11,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:39:11,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:39:11,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,234 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-02 12:39:11,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:39:11,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:39:11,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:39:11,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:39:11,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,291 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:39:11,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:39:11,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:39:11,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:39:11,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (1/1) ... [2024-11-02 12:39:11,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:39:11,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:39:11,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:39:11,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:39:11,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:39:11,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:39:11,413 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:39:11,414 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:39:11,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:39:11,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:39:11,555 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:39:11,563 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:39:15,122 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-02 12:39:15,123 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:39:15,139 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:39:15,140 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:39:15,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:39:15 BoogieIcfgContainer [2024-11-02 12:39:15,140 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:39:15,143 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:39:15,143 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:39:15,146 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:39:15,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:39:10" (1/3) ... [2024-11-02 12:39:15,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e68d68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:39:15, skipping insertion in model container [2024-11-02 12:39:15,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:39:11" (2/3) ... [2024-11-02 12:39:15,148 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e68d68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:39:15, skipping insertion in model container [2024-11-02 12:39:15,148 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:39:15" (3/3) ... [2024-11-02 12:39:15,149 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-27.i [2024-11-02 12:39:15,168 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:39:15,168 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:39:15,245 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:39:15,252 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;@799e12d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:39:15,252 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:39:15,256 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 12:39:15,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-02 12:39:15,272 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:39:15,273 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:39:15,273 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:39:15,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:39:15,279 INFO L85 PathProgramCache]: Analyzing trace with hash 51728933, now seen corresponding path program 1 times [2024-11-02 12:39:15,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:39:15,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169390976] [2024-11-02 12:39:15,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:39:15,294 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 12:39:15,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:39:15,297 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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 12:39:15,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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 12:39:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:39:15,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:39:15,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:39:15,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-02 12:39:15,953 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:39:15,954 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:39:15,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169390976] [2024-11-02 12:39:15,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169390976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:39:15,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:39:15,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:39:15,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080780119] [2024-11-02 12:39:15,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:39:15,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:39:15,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:39:15,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:39:15,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:39:15,991 INFO L87 Difference]: Start difference. First operand has 86 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-02 12:39:16,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:39:16,025 INFO L93 Difference]: Finished difference Result 165 states and 287 transitions. [2024-11-02 12:39:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:39:16,028 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 177 [2024-11-02 12:39:16,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:39:16,036 INFO L225 Difference]: With dead ends: 165 [2024-11-02 12:39:16,036 INFO L226 Difference]: Without dead ends: 82 [2024-11-02 12:39:16,040 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 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 12:39:16,044 INFO L432 NwaCegarLoop]: 125 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, 125 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 12:39:16,045 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:39:16,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-02 12:39:16,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-02 12:39:16,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 53 states have internal predecessors, (71), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 12:39:16,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 125 transitions. [2024-11-02 12:39:16,124 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 125 transitions. Word has length 177 [2024-11-02 12:39:16,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:39:16,125 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 125 transitions. [2024-11-02 12:39:16,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-02 12:39:16,125 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2024-11-02 12:39:16,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-02 12:39:16,135 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:39:16,135 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:39:16,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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 12:39:16,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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 12:39:16,336 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:39:16,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:39:16,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1119708623, now seen corresponding path program 1 times [2024-11-02 12:39:16,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:39:16,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1727408446] [2024-11-02 12:39:16,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:39:16,345 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 12:39:16,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:39:16,348 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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 12:39:16,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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 12:39:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:39:16,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-02 12:39:16,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:39:20,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-02 12:39:20,904 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:39:22,538 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:39:22,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1727408446] [2024-11-02 12:39:22,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1727408446] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:39:22,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1352155060] [2024-11-02 12:39:22,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:39:22,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:39:22,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:39:22,543 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:39:22,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-02 12:39:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:39:23,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:39:23,155 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:39:23,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-02 12:39:23,274 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:39:23,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1352155060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:39:23,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-02 12:39:23,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-02 12:39:23,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030478177] [2024-11-02 12:39:23,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:39:23,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:39:23,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:39:23,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:39:23,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-02 12:39:23,284 INFO L87 Difference]: Start difference. First operand 82 states and 125 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:39:25,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:39:26,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:39:26,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:39:26,611 INFO L93 Difference]: Finished difference Result 236 states and 361 transitions. [2024-11-02 12:39:26,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:39:26,639 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 178 [2024-11-02 12:39:26,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:39:26,642 INFO L225 Difference]: With dead ends: 236 [2024-11-02 12:39:26,642 INFO L226 Difference]: Without dead ends: 157 [2024-11-02 12:39:26,643 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-02 12:39:26,645 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 115 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:39:26,645 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 241 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2024-11-02 12:39:26,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-02 12:39:26,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 93. [2024-11-02 12:39:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 64 states have (on average 1.328125) internal successors, (85), 64 states have internal predecessors, (85), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 12:39:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 139 transitions. [2024-11-02 12:39:26,663 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 139 transitions. Word has length 178 [2024-11-02 12:39:26,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:39:26,665 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 139 transitions. [2024-11-02 12:39:26,666 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:39:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2024-11-02 12:39:26,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-02 12:39:26,669 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:39:26,670 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:39:26,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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)] Forceful destruction successful, exit code 0 [2024-11-02 12:39:26,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-02 12:39:27,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt [2024-11-02 12:39:27,071 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:39:27,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:39:27,072 INFO L85 PathProgramCache]: Analyzing trace with hash -1776204910, now seen corresponding path program 1 times [2024-11-02 12:39:27,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:39:27,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [798936499] [2024-11-02 12:39:27,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:39:27,073 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 12:39:27,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:39:27,076 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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 12:39:27,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582fd34-fd8d-46d8-9e3f-adb6cbffd0e9/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 12:39:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:39:27,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-02 12:39:27,640 INFO L278 TraceCheckSpWp]: Computing forward predicates...