./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:34:48,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:34:48,828 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:34:48,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:34:48,833 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:34:48,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:34:48,856 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:34:48,857 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:34:48,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:34:48,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:34:48,858 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:34:48,859 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:34:48,859 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:34:48,860 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:34:48,861 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:34:48,861 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:34:48,862 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:34:48,862 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:34:48,862 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:34:48,863 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:34:48,863 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:34:48,864 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:34:48,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:34:48,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:34:48,865 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:34:48,866 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:34:48,866 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:34:48,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:34:48,867 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:34:48,867 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:34:48,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:34:48,868 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:34:48,868 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:34:48,868 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:34:48,869 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:34:48,869 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:34:48,869 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:34:48,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:34:48,869 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:34:48,869 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:34:48,870 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:34:48,870 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:34:48,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:34:48,870 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:34:48,871 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:34:48,871 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:34:48,871 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:34:48,871 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_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d [2023-12-02 19:34:49,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:34:49,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:34:49,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:34:49,128 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:34:49,129 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:34:49,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-12-02 19:34:51,821 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:34:52,022 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:34:52,023 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-12-02 19:34:52,034 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/data/8d5448d1f/8f5fe1f1d18e4a73a8588a48990e37d6/FLAG8b162f349 [2023-12-02 19:34:52,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/data/8d5448d1f/8f5fe1f1d18e4a73a8588a48990e37d6 [2023-12-02 19:34:52,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:34:52,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:34:52,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:34:52,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:34:52,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:34:52,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b73339c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52, skipping insertion in model container [2023-12-02 19:34:52,061 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,102 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:34:52,248 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-12-02 19:34:52,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:34:52,345 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:34:52,357 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-12-02 19:34:52,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:34:52,417 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:34:52,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52 WrapperNode [2023-12-02 19:34:52,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:34:52,419 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:34:52,419 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:34:52,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:34:52,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,480 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-12-02 19:34:52,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:34:52,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:34:52,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:34:52,481 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:34:52,489 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,518 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,521 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:34:52,529 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:34:52,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:34:52,530 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:34:52,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (1/1) ... [2023-12-02 19:34:52,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:34:52,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:34:52,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:34:52,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:34:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:34:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:34:52,596 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:34:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:34:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:34:52,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:34:52,706 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:34:52,708 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:34:53,110 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:34:53,368 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:34:53,368 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:34:53,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:34:53 BoogieIcfgContainer [2023-12-02 19:34:53,370 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:34:53,372 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:34:53,372 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:34:53,374 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:34:53,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:34:52" (1/3) ... [2023-12-02 19:34:53,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@700e8624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:34:53, skipping insertion in model container [2023-12-02 19:34:53,376 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:34:52" (2/3) ... [2023-12-02 19:34:53,376 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@700e8624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:34:53, skipping insertion in model container [2023-12-02 19:34:53,376 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:34:53" (3/3) ... [2023-12-02 19:34:53,377 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-47.i [2023-12-02 19:34:53,392 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:34:53,392 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:34:53,432 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:34:53,437 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@ce6e36b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:34:53,438 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:34:53,441 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 19:34:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 19:34:53,453 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:34:53,454 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:34:53,454 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:34:53,458 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:34:53,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1393927629, now seen corresponding path program 1 times [2023-12-02 19:34:53,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:34:53,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455018688] [2023-12-02 19:34:53,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:34:53,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:34:53,633 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 19:34:53,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [730350659] [2023-12-02 19:34:53,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:34:53,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:34:53,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:34:53,640 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:34:53,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 19:34:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:34:54,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 19:34:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:34:54,513 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 19:34:54,516 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 19:34:54,517 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:34:54,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:34:54,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 19:34:54,723 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 19:34:54,727 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:34:54,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:34:54 BoogieIcfgContainer [2023-12-02 19:34:54,840 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:34:54,841 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:34:54,841 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:34:54,841 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:34:54,842 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:34:53" (3/4) ... [2023-12-02 19:34:54,843 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 19:34:54,844 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:34:54,845 INFO L158 Benchmark]: Toolchain (without parser) took 2792.18ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 99.1MB in the beginning and 102.9MB in the end (delta: -3.8MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2023-12-02 19:34:54,846 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 144.7MB. Free memory was 116.2MB in the beginning and 116.2MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:34:54,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.42ms. Allocated memory is still 144.7MB. Free memory was 98.6MB in the beginning and 81.3MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 19:34:54,847 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.11ms. Allocated memory is still 144.7MB. Free memory was 81.3MB in the beginning and 77.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 19:34:54,848 INFO L158 Benchmark]: Boogie Preprocessor took 48.08ms. Allocated memory is still 144.7MB. Free memory was 77.1MB in the beginning and 75.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:34:54,848 INFO L158 Benchmark]: RCFGBuilder took 840.24ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 75.0MB in the beginning and 83.2MB in the end (delta: -8.1MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2023-12-02 19:34:54,849 INFO L158 Benchmark]: TraceAbstraction took 1468.60ms. Allocated memory is still 184.5MB. Free memory was 82.1MB in the beginning and 103.9MB in the end (delta: -21.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:34:54,850 INFO L158 Benchmark]: Witness Printer took 3.14ms. Allocated memory is still 184.5MB. Free memory was 103.9MB in the beginning and 102.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:34:54,854 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 144.7MB. Free memory was 116.2MB in the beginning and 116.2MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.42ms. Allocated memory is still 144.7MB. Free memory was 98.6MB in the beginning and 81.3MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.11ms. Allocated memory is still 144.7MB. Free memory was 81.3MB in the beginning and 77.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.08ms. Allocated memory is still 144.7MB. Free memory was 77.1MB in the beginning and 75.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 840.24ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 75.0MB in the beginning and 83.2MB in the end (delta: -8.1MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1468.60ms. Allocated memory is still 184.5MB. Free memory was 82.1MB in the beginning and 103.9MB in the end (delta: -21.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.14ms. Allocated memory is still 184.5MB. Free memory was 103.9MB in the beginning and 102.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someUnaryDOUBLEoperation at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 5; [L23] signed char var_1_3 = -32; [L24] unsigned long int var_1_6 = 10; [L25] unsigned short int var_1_11 = 32; [L26] unsigned short int var_1_13 = 10; [L27] unsigned short int var_1_14 = 0; [L28] signed short int var_1_15 = -128; [L29] signed short int var_1_16 = 4; [L30] signed short int var_1_17 = 128; [L31] double var_1_18 = 0.6; [L32] double var_1_19 = 4.3; [L33] double var_1_20 = 64.2; [L34] double var_1_21 = 200.6; [L35] unsigned long int var_1_22 = 100000; [L36] unsigned long int var_1_23 = 32; [L37] unsigned long int var_1_24 = 1251238951; [L38] unsigned long int var_1_25 = 3528560962; [L39] unsigned char var_1_26 = 0; [L40] unsigned long int var_1_27 = 3248462006; [L41] unsigned char var_1_28 = 1; [L42] unsigned char var_1_29 = 0; [L43] signed char var_1_30 = -4; [L44] signed char var_1_31 = 2; [L45] signed char var_1_32 = 100; [L46] signed char var_1_33 = -32; [L47] signed char var_1_34 = -8; [L48] unsigned char var_1_35 = 1; [L49] unsigned char var_1_36 = 0; [L50] signed char var_1_37 = -25; [L51] signed char var_1_38 = 8; [L52] unsigned long int last_1_var_1_6 = 10; [L53] unsigned short int last_1_var_1_11 = 32; [L54] unsigned short int last_1_var_1_14 = 0; [L55] unsigned long int last_1_var_1_22 = 100000; [L56] unsigned char last_1_var_1_26 = 0; [L57] unsigned char last_1_var_1_35 = 1; [L233] isInitial = 1 [L234] FCALL initially() [L235] COND TRUE 1 [L236] CALL updateLastVariables() [L221] last_1_var_1_6 = var_1_6 [L222] last_1_var_1_11 = var_1_11 [L223] last_1_var_1_14 = var_1_14 [L224] last_1_var_1_22 = var_1_22 [L225] last_1_var_1_26 = var_1_26 [L226] last_1_var_1_35 = var_1_35 [L236] RET updateLastVariables() [L237] CALL updateVariables() [L168] var_1_3 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_3 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_3 >= -126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L170] CALL assume_abort_if_not(var_1_3 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_3 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L171] var_1_13 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L173] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L174] var_1_16 = __VERIFIER_nondet_short() [L175] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L176] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L177] var_1_17 = __VERIFIER_nondet_short() [L178] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L179] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L180] var_1_19 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L182] var_1_20 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L184] var_1_21 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L186] var_1_24 = __VERIFIER_nondet_ulong() [L187] CALL assume_abort_if_not(var_1_24 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_24 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L188] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L189] var_1_25 = __VERIFIER_nondet_ulong() [L190] CALL assume_abort_if_not(var_1_25 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_25 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L191] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L192] var_1_27 = __VERIFIER_nondet_ulong() [L193] CALL assume_abort_if_not(var_1_27 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_27 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L194] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L195] var_1_28 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L197] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L198] var_1_29 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L200] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L201] var_1_31 = __VERIFIER_nondet_char() [L202] CALL assume_abort_if_not(var_1_31 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_31 >= -1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L203] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L204] var_1_32 = __VERIFIER_nondet_char() [L205] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L206] CALL assume_abort_if_not(var_1_32 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_32 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L207] var_1_33 = __VERIFIER_nondet_char() [L208] CALL assume_abort_if_not(var_1_33 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not(var_1_33 >= -63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L209] CALL assume_abort_if_not(var_1_33 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_33 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L210] var_1_34 = __VERIFIER_nondet_char() [L211] CALL assume_abort_if_not(var_1_34 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L211] RET assume_abort_if_not(var_1_34 >= -63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L212] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L212] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L213] var_1_36 = __VERIFIER_nondet_uchar() [L214] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L214] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L215] CALL assume_abort_if_not(var_1_36 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L215] RET assume_abort_if_not(var_1_36 <= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L216] var_1_38 = __VERIFIER_nondet_char() [L217] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L217] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L218] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L218] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L237] RET updateVariables() [L238] CALL step() [L61] signed long int stepLocal_5 = last_1_var_1_14; [L62] COND TRUE last_1_var_1_6 > stepLocal_5 [L63] var_1_23 = (var_1_16 + (var_1_24 - var_1_13)) [L69] unsigned long int stepLocal_2 = last_1_var_1_22 + last_1_var_1_22; [L70] unsigned char stepLocal_1 = last_1_var_1_26; [L71] unsigned long int stepLocal_0 = last_1_var_1_22; [L72] COND FALSE !(last_1_var_1_14 > stepLocal_2) [L81] var_1_11 = var_1_13 [L83] var_1_14 = var_1_13 [L84] var_1_18 = ((((var_1_19) > ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) ? (var_1_19) : ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) [L85] signed long int stepLocal_4 = 0; [L86] unsigned short int stepLocal_3 = var_1_13; [L87] COND TRUE var_1_14 <= stepLocal_3 [L88] COND FALSE !(stepLocal_4 >= var_1_23) [L91] var_1_22 = var_1_13 [L94] unsigned short int stepLocal_7 = var_1_13; [L95] unsigned long int stepLocal_6 = var_1_25; [L96] COND TRUE stepLocal_6 < (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - var_1_22) [L97] var_1_26 = (var_1_28 && var_1_29) [L107] COND TRUE \read(var_1_26) [L108] var_1_35 = (! var_1_36) [L112] COND TRUE \read(var_1_35) [L113] var_1_6 = ((((8u) > (var_1_11)) ? (8u) : (var_1_11))) [L119] COND TRUE \read(var_1_26) [L120] var_1_1 = (((((((10) < (var_1_3)) ? (10) : (var_1_3))) < 0 ) ? -((((10) < (var_1_3)) ? (10) : (var_1_3))) : ((((10) < (var_1_3)) ? (10) : (var_1_3))))) [L132] COND TRUE \read(var_1_35) [L133] var_1_15 = (var_1_3 + (var_1_16 - ((((var_1_17) < (2)) ? (var_1_17) : (2))))) [L137] unsigned short int stepLocal_10 = var_1_11; [L138] unsigned char stepLocal_9 = var_1_26; [L139] signed long int stepLocal_8 = ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) - var_1_32; [L140] COND FALSE !(var_1_6 < stepLocal_10) [L147] COND TRUE stepLocal_8 <= var_1_34 [L148] COND FALSE !(stepLocal_9 && ((var_1_11 * var_1_22) <= var_1_6)) [L151] var_1_30 = var_1_33 [L155] unsigned short int stepLocal_12 = var_1_13; [L156] unsigned char stepLocal_11 = var_1_35; [L157] COND TRUE stepLocal_11 && var_1_28 [L158] COND TRUE stepLocal_12 != var_1_27 [L159] var_1_37 = ((((var_1_3) < (var_1_32)) ? (var_1_3) : (var_1_32))) [L238] RET step() [L239] CALL, EXPR property() [L229-L230] return (((((((((((var_1_26 ? (var_1_1 == ((signed char) (((((((10) < (var_1_3)) ? (10) : (var_1_3))) < 0 ) ? -((((10) < (var_1_3)) ? (10) : (var_1_3))) : ((((10) < (var_1_3)) ? (10) : (var_1_3))))))) : (var_1_35 ? (var_1_26 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_3))) : (var_1_1 == ((signed char) var_1_3)))) && (var_1_35 ? (var_1_6 == ((unsigned long int) ((((8u) > (var_1_11)) ? (8u) : (var_1_11))))) : ((var_1_11 > var_1_14) ? (var_1_6 == ((unsigned long int) ((((var_1_14) > ((3173943110u - var_1_11))) ? (var_1_14) : ((3173943110u - var_1_11)))))) : 1))) && ((last_1_var_1_14 > (last_1_var_1_22 + last_1_var_1_22)) ? ((last_1_var_1_11 != last_1_var_1_22) ? ((last_1_var_1_26 && last_1_var_1_26) ? (var_1_11 == ((unsigned short int) var_1_13)) : (var_1_11 == ((unsigned short int) var_1_13))) : 1) : (var_1_11 == ((unsigned short int) var_1_13)))) && (var_1_14 == ((unsigned short int) var_1_13))) && (var_1_35 ? (var_1_15 == ((signed short int) (var_1_3 + (var_1_16 - ((((var_1_17) < (2)) ? (var_1_17) : (2))))))) : (var_1_15 == ((signed short int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))))) && (var_1_18 == ((double) ((((var_1_19) > ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) ? (var_1_19) : ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))))))) && ((var_1_14 <= var_1_13) ? ((0 >= var_1_23) ? (var_1_22 == ((unsigned long int) var_1_11)) : (var_1_22 == ((unsigned long int) var_1_13))) : 1)) && ((last_1_var_1_6 > last_1_var_1_14) ? (var_1_23 == ((unsigned long int) (var_1_16 + (var_1_24 - var_1_13)))) : (last_1_var_1_35 ? (var_1_23 == ((unsigned long int) (var_1_25 - (1448097314u - var_1_13)))) : 1))) && ((var_1_25 < (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - var_1_22)) ? (var_1_26 == ((unsigned char) (var_1_28 && var_1_29))) : (var_1_28 ? ((var_1_11 <= var_1_13) ? (var_1_26 == ((unsigned char) var_1_29)) : (var_1_26 == ((unsigned char) var_1_29))) : 1))) && ((var_1_6 < var_1_11) ? ((((((var_1_18) < (3.75f)) ? (var_1_18) : (3.75f))) >= var_1_20) ? (var_1_30 == ((signed char) ((((var_1_3) > (((((-16) < ((var_1_31 - var_1_32))) ? (-16) : ((var_1_31 - var_1_32)))))) ? (var_1_3) : (((((-16) < ((var_1_31 - var_1_32))) ? (-16) : ((var_1_31 - var_1_32))))))))) : (var_1_30 == ((signed char) ((((var_1_33 + var_1_34) < 0 ) ? -(var_1_33 + var_1_34) : (var_1_33 + var_1_34)))))) : (((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) - var_1_32) <= var_1_34) ? ((var_1_26 && ((var_1_11 * var_1_22) <= var_1_6)) ? (var_1_30 == ((signed char) ((((var_1_34) > (var_1_31)) ? (var_1_34) : (var_1_31))))) : (var_1_30 == ((signed char) var_1_33))) : 1))) && (var_1_26 ? (var_1_35 == ((unsigned char) (! var_1_36))) : (var_1_35 == ((unsigned char) ((var_1_3 > var_1_23) || var_1_28))))) && ((var_1_35 && var_1_28) ? ((var_1_13 != var_1_27) ? (var_1_37 == ((signed char) ((((var_1_3) < (var_1_32)) ? (var_1_3) : (var_1_32))))) : (var_1_37 == ((signed char) var_1_31))) : (var_1_37 == ((signed char) var_1_38))) ; [L239] RET, EXPR property() [L239] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=3, var_1_13=3, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=2147483649, var_1_24=2147483647, var_1_25=4294967291, var_1_26=1, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-63, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-1, var_1_38=-127, var_1_3=-1, var_1_6=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=3, var_1_13=3, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=2147483649, var_1_24=2147483647, var_1_25=4294967291, var_1_26=1, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-63, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-1, var_1_38=-127, var_1_3=-1, var_1_6=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 19:34:54,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:34:56,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:34:56,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 19:34:56,870 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:34:56,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:34:56,898 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:34:56,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:34:56,899 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:34:56,900 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:34:56,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:34:56,901 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:34:56,901 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:34:56,902 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:34:56,902 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:34:56,903 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:34:56,903 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:34:56,904 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:34:56,905 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:34:56,905 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:34:56,906 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:34:56,907 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:34:56,907 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:34:56,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:34:56,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:34:56,908 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 19:34:56,909 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 19:34:56,909 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 19:34:56,910 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:34:56,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:34:56,911 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:34:56,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:34:56,912 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 19:34:56,912 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:34:56,912 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:34:56,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:34:56,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:34:56,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:34:56,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:34:56,913 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 19:34:56,913 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 19:34:56,914 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:34:56,914 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:34:56,914 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:34:56,914 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:34:56,914 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_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d [2023-12-02 19:34:57,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:34:57,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:34:57,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:34:57,243 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:34:57,244 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:34:57,245 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-12-02 19:35:00,004 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:35:00,230 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:35:00,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-12-02 19:35:00,241 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/data/a1c9e3c03/1b277d2a21864304a744ba57b2e66f8f/FLAGb40c86a77 [2023-12-02 19:35:00,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/data/a1c9e3c03/1b277d2a21864304a744ba57b2e66f8f [2023-12-02 19:35:00,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:35:00,256 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:35:00,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:35:00,257 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:35:00,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:35:00,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0c2739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00, skipping insertion in model container [2023-12-02 19:35:00,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,306 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:35:00,456 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-12-02 19:35:00,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:35:00,546 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:35:00,558 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-12-02 19:35:00,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:35:00,617 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:35:00,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00 WrapperNode [2023-12-02 19:35:00,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:35:00,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:35:00,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:35:00,619 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:35:00,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,672 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 228 [2023-12-02 19:35:00,672 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:35:00,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:35:00,673 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:35:00,673 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:35:00,683 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,712 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,716 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,720 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,723 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,729 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:35:00,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:35:00,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:35:00,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:35:00,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (1/1) ... [2023-12-02 19:35:00,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:35:00,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:35:00,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:35:00,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:35:00,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:35:00,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 19:35:00,819 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:35:00,819 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:35:00,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:35:00,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:35:00,914 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:35:00,916 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:35:01,373 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:35:01,447 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:35:01,448 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:35:01,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:35:01 BoogieIcfgContainer [2023-12-02 19:35:01,448 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:35:01,451 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:35:01,452 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:35:01,455 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:35:01,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:35:00" (1/3) ... [2023-12-02 19:35:01,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ecf4b1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:35:01, skipping insertion in model container [2023-12-02 19:35:01,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:35:00" (2/3) ... [2023-12-02 19:35:01,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ecf4b1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:35:01, skipping insertion in model container [2023-12-02 19:35:01,457 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:35:01" (3/3) ... [2023-12-02 19:35:01,458 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-47.i [2023-12-02 19:35:01,477 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:35:01,477 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:35:01,530 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:35:01,537 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6809a147, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:35:01,538 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:35:01,543 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 56 states have (on average 1.5) internal successors, (84), 57 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 19:35:01,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 19:35:01,562 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:35:01,563 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:35:01,563 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:35:01,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:35:01,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1296462496, now seen corresponding path program 1 times [2023-12-02 19:35:01,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:35:01,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [906403082] [2023-12-02 19:35:01,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:35:01,586 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:35:01,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:35:01,588 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:35:01,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 19:35:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:35:01,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 19:35:01,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:35:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 944 proven. 0 refuted. 0 times theorem prover too weak. 1168 trivial. 0 not checked. [2023-12-02 19:35:01,924 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:35:01,925 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:35:01,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [906403082] [2023-12-02 19:35:01,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [906403082] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:35:01,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:35:01,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:35:01,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947775375] [2023-12-02 19:35:01,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:35:01,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:35:01,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:35:01,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:35:01,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:35:01,963 INFO L87 Difference]: Start difference. First operand has 92 states, 56 states have (on average 1.5) internal successors, (84), 57 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-12-02 19:35:02,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:35:02,050 INFO L93 Difference]: Finished difference Result 181 states and 331 transitions. [2023-12-02 19:35:02,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:35:02,056 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 204 [2023-12-02 19:35:02,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:35:02,064 INFO L225 Difference]: With dead ends: 181 [2023-12-02 19:35:02,064 INFO L226 Difference]: Without dead ends: 90 [2023-12-02 19:35:02,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:35:02,071 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 19:35:02,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 19:35:02,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-12-02 19:35:02,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-12-02 19:35:02,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.4363636363636363) internal successors, (79), 55 states have internal predecessors, (79), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 19:35:02,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 145 transitions. [2023-12-02 19:35:02,115 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 145 transitions. Word has length 204 [2023-12-02 19:35:02,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:35:02,116 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 145 transitions. [2023-12-02 19:35:02,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-12-02 19:35:02,117 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2023-12-02 19:35:02,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 19:35:02,121 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:35:02,122 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:35:02,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:35:02,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:35:02,325 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:35:02,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:35:02,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1990112358, now seen corresponding path program 1 times [2023-12-02 19:35:02,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:35:02,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187635012] [2023-12-02 19:35:02,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:35:02,327 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:35:02,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:35:02,329 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:35:02,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 19:35:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:35:02,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 19:35:02,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:35:03,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1223 proven. 48 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2023-12-02 19:35:03,083 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:35:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 138 proven. 51 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-12-02 19:35:03,620 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:35:03,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187635012] [2023-12-02 19:35:03,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [187635012] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:35:03,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1573571568] [2023-12-02 19:35:03,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:35:03,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:35:03,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:35:03,653 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:35:03,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 19:35:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:35:04,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:35:04,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:35:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-12-02 19:35:04,574 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:35:04,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1573571568] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:35:04,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 19:35:04,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10, 10] total 17 [2023-12-02 19:35:04,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459038485] [2023-12-02 19:35:04,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:35:04,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 19:35:04,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:35:04,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 19:35:04,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2023-12-02 19:35:04,580 INFO L87 Difference]: Start difference. First operand 90 states and 145 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:35:06,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:35:06,120 INFO L93 Difference]: Finished difference Result 426 states and 666 transitions. [2023-12-02 19:35:06,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 19:35:06,121 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-12-02 19:35:06,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:35:06,128 INFO L225 Difference]: With dead ends: 426 [2023-12-02 19:35:06,128 INFO L226 Difference]: Without dead ends: 337 [2023-12-02 19:35:06,130 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 593 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=350, Unknown=0, NotChecked=0, Total=462 [2023-12-02 19:35:06,131 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 400 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-02 19:35:06,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 425 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-02 19:35:06,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2023-12-02 19:35:06,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 154. [2023-12-02 19:35:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2023-12-02 19:35:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 248 transitions. [2023-12-02 19:35:06,175 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 248 transitions. Word has length 204 [2023-12-02 19:35:06,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:35:06,183 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 248 transitions. [2023-12-02 19:35:06,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:35:06,183 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 248 transitions. [2023-12-02 19:35:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 19:35:06,188 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:35:06,188 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:35:06,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-02 19:35:06,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 19:35:06,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 19:35:06,593 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:35:06,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:35:06,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1051888550, now seen corresponding path program 1 times [2023-12-02 19:35:06,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:35:06,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [946961119] [2023-12-02 19:35:06,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:35:06,595 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:35:06,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:35:06,597 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:35:06,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 19:35:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:35:06,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 19:35:06,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:35:07,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1157 proven. 81 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2023-12-02 19:35:07,295 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:35:07,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 105 proven. 84 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-12-02 19:35:07,673 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:35:07,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [946961119] [2023-12-02 19:35:07,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [946961119] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:35:07,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1899048998] [2023-12-02 19:35:07,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:35:07,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:35:07,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:35:07,680 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:35:07,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 19:35:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:35:08,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 19:35:08,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:35:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-12-02 19:35:08,158 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:35:08,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1899048998] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:35:08,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 19:35:08,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 15 [2023-12-02 19:35:08,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119621753] [2023-12-02 19:35:08,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:35:08,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:35:08,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:35:08,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:35:08,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-12-02 19:35:08,162 INFO L87 Difference]: Start difference. First operand 154 states and 248 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:35:08,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:35:08,313 INFO L93 Difference]: Finished difference Result 404 states and 646 transitions. [2023-12-02 19:35:08,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:35:08,314 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-12-02 19:35:08,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:35:08,319 INFO L225 Difference]: With dead ends: 404 [2023-12-02 19:35:08,319 INFO L226 Difference]: Without dead ends: 251 [2023-12-02 19:35:08,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 595 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-12-02 19:35:08,322 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 135 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 19:35:08,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 293 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 19:35:08,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-12-02 19:35:08,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 248. [2023-12-02 19:35:08,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 160 states have (on average 1.40625) internal successors, (225), 161 states have internal predecessors, (225), 83 states have call successors, (83), 4 states have call predecessors, (83), 4 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2023-12-02 19:35:08,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 391 transitions. [2023-12-02 19:35:08,373 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 391 transitions. Word has length 204 [2023-12-02 19:35:08,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:35:08,374 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 391 transitions. [2023-12-02 19:35:08,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:35:08,375 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 391 transitions. [2023-12-02 19:35:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-12-02 19:35:08,378 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:35:08,379 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:35:08,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-12-02 19:35:08,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-12-02 19:35:08,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 19:35:08,785 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:35:08,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:35:08,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1574309993, now seen corresponding path program 1 times [2023-12-02 19:35:08,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:35:08,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1301514759] [2023-12-02 19:35:08,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:35:08,786 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:35:08,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:35:08,787 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:35:08,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-12-02 19:35:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:35:08,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 19:35:08,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:35:09,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-12-02 19:35:09,010 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:35:09,010 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:35:09,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1301514759] [2023-12-02 19:35:09,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1301514759] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:35:09,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:35:09,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:35:09,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889007267] [2023-12-02 19:35:09,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:35:09,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:35:09,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:35:09,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:35:09,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:35:09,013 INFO L87 Difference]: Start difference. First operand 248 states and 391 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:35:09,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:35:09,102 INFO L93 Difference]: Finished difference Result 495 states and 781 transitions. [2023-12-02 19:35:09,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:35:09,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 205 [2023-12-02 19:35:09,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:35:09,111 INFO L225 Difference]: With dead ends: 495 [2023-12-02 19:35:09,111 INFO L226 Difference]: Without dead ends: 248 [2023-12-02 19:35:09,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:35:09,113 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 37 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 19:35:09,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 238 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 19:35:09,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-12-02 19:35:09,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2023-12-02 19:35:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 160 states have (on average 1.39375) internal successors, (223), 161 states have internal predecessors, (223), 83 states have call successors, (83), 4 states have call predecessors, (83), 4 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2023-12-02 19:35:09,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 389 transitions. [2023-12-02 19:35:09,155 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 389 transitions. Word has length 205 [2023-12-02 19:35:09,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:35:09,156 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 389 transitions. [2023-12-02 19:35:09,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:35:09,156 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 389 transitions. [2023-12-02 19:35:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 19:35:09,159 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:35:09,160 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:35:09,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-12-02 19:35:09,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:35:09,360 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:35:09,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:35:09,361 INFO L85 PathProgramCache]: Analyzing trace with hash 9503973, now seen corresponding path program 1 times [2023-12-02 19:35:09,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:35:09,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1396057305] [2023-12-02 19:35:09,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:35:09,362 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:35:09,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:35:09,363 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:35:09,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-12-02 19:35:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:35:09,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 19:35:09,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:35:10,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-12-02 19:35:10,590 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:35:10,703 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:35:10,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1396057305] [2023-12-02 19:35:10,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1396057305] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:35:10,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1296959589] [2023-12-02 19:35:10,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:35:10,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:35:10,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:35:10,710 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:35:10,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 19:35:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:35:11,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 19:35:11,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:35:12,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-12-02 19:35:12,726 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:35:12,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1296959589] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:35:12,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1424576641] [2023-12-02 19:35:12,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:35:12,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:35:12,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:35:12,754 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:35:12,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-02 19:35:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:35:12,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 19:35:12,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:35:13,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-12-02 19:35:13,709 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:35:13,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1424576641] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:35:13,732 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 19:35:13,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 13 [2023-12-02 19:35:13,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204247666] [2023-12-02 19:35:13,733 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 19:35:13,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-02 19:35:13,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:35:13,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-02 19:35:13,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2023-12-02 19:35:13,735 INFO L87 Difference]: Start difference. First operand 248 states and 389 transitions. Second operand has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2023-12-02 19:35:19,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:35:19,661 INFO L93 Difference]: Finished difference Result 830 states and 1235 transitions. [2023-12-02 19:35:19,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 19:35:19,662 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 206 [2023-12-02 19:35:19,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:35:19,667 INFO L225 Difference]: With dead ends: 830 [2023-12-02 19:35:19,668 INFO L226 Difference]: Without dead ends: 583 [2023-12-02 19:35:19,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 706 GetRequests, 673 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=280, Invalid=910, Unknown=0, NotChecked=0, Total=1190 [2023-12-02 19:35:19,670 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 335 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-12-02 19:35:19,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 664 Invalid, 918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-12-02 19:35:19,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2023-12-02 19:35:19,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 565. [2023-12-02 19:35:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 372 states have (on average 1.3333333333333333) internal successors, (496), 374 states have internal predecessors, (496), 166 states have call successors, (166), 26 states have call predecessors, (166), 26 states have return successors, (166), 164 states have call predecessors, (166), 166 states have call successors, (166) [2023-12-02 19:35:19,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 828 transitions. [2023-12-02 19:35:19,760 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 828 transitions. Word has length 206 [2023-12-02 19:35:19,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:35:19,761 INFO L495 AbstractCegarLoop]: Abstraction has 565 states and 828 transitions. [2023-12-02 19:35:19,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2023-12-02 19:35:19,761 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 828 transitions. [2023-12-02 19:35:19,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 19:35:19,765 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:35:19,765 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:35:19,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 19:35:19,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-12-02 19:35:20,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-02 19:35:20,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:35:20,366 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:35:20,367 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:35:20,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1011564381, now seen corresponding path program 1 times [2023-12-02 19:35:20,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:35:20,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1813624244] [2023-12-02 19:35:20,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:35:20,368 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:35:20,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:35:20,369 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:35:20,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd591682-c90d-4f87-a98f-97de47cab9db/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-12-02 19:35:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:35:20,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 19:35:20,583 INFO L285 TraceCheckSpWp]: Computing forward predicates...