./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje --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 c694ba9bac462864ff088c15ec9988788035d468e2784ebcad5311140515cd1e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:46:02,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:46:02,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:46:02,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:46:02,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:46:02,912 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:46:02,915 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:46:02,916 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:46:02,917 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:46:02,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:46:02,918 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:46:02,921 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:46:02,921 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:46:02,922 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:46:02,922 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:46:02,923 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:46:02,923 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:46:02,927 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:46:02,928 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:46:02,928 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:46:02,929 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:46:02,930 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:46:02,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:46:02,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:46:02,935 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:46:02,936 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:46:02,937 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:46:02,937 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:46:02,938 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:46:02,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:46:02,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:46:02,939 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:46:02,939 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:46:02,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:46:02,940 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:46:02,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:46:02,942 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:46:02,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:46:02,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:46:02,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:46:02,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:46:02,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:46:02,945 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:46:02,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:46:02,946 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:46:02,947 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:46:02,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:46:02,947 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_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c694ba9bac462864ff088c15ec9988788035d468e2784ebcad5311140515cd1e [2024-11-09 05:46:03,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:46:03,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:46:03,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:46:03,358 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:46:03,359 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:46:03,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i Unable to find full path for "g++" [2024-11-09 05:46:05,663 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:46:06,045 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:46:06,046 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i [2024-11-09 05:46:06,067 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/data/faa5ae06a/adf39ba9f11e4bbd9c2785fcb8770494/FLAG6d3ea6dd5 [2024-11-09 05:46:06,267 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/data/faa5ae06a/adf39ba9f11e4bbd9c2785fcb8770494 [2024-11-09 05:46:06,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:46:06,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:46:06,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:46:06,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:46:06,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:46:06,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:06,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@535e6c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06, skipping insertion in model container [2024-11-09 05:46:06,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:06,340 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:46:06,614 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i[916,929] [2024-11-09 05:46:06,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:46:06,798 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:46:06,818 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i[916,929] [2024-11-09 05:46:06,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:46:06,935 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:46:06,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06 WrapperNode [2024-11-09 05:46:06,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:46:06,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:46:06,938 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:46:06,938 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:46:06,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:06,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:07,040 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2024-11-09 05:46:07,041 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:46:07,042 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:46:07,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:46:07,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:46:07,054 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:07,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:07,061 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:07,061 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:07,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:07,092 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:07,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:07,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:07,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:46:07,107 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:46:07,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:46:07,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:46:07,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (1/1) ... [2024-11-09 05:46:07,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:46:07,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:46:07,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:46:07,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:46:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:46:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:46:07,202 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:46:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:46:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:46:07,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:46:07,321 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:46:07,324 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:46:08,073 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 05:46:08,074 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:46:08,460 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:46:08,460 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:46:08,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:46:08 BoogieIcfgContainer [2024-11-09 05:46:08,461 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:46:08,466 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:46:08,466 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:46:08,472 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:46:08,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:46:06" (1/3) ... [2024-11-09 05:46:08,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46650a46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:46:08, skipping insertion in model container [2024-11-09 05:46:08,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:06" (2/3) ... [2024-11-09 05:46:08,477 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46650a46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:46:08, skipping insertion in model container [2024-11-09 05:46:08,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:46:08" (3/3) ... [2024-11-09 05:46:08,479 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-32.i [2024-11-09 05:46:08,504 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:46:08,505 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:46:08,600 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:46:08,612 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5123e693, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:46:08,613 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:46:08,619 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-09 05:46:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-09 05:46:08,640 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:46:08,641 INFO L215 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:46:08,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:46:08,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:46:08,650 INFO L85 PathProgramCache]: Analyzing trace with hash -1128550110, now seen corresponding path program 1 times [2024-11-09 05:46:08,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:46:08,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736770405] [2024-11-09 05:46:08,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:46:08,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:46:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:46:10,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1218147483] [2024-11-09 05:46:10,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:46:10,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:46:10,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:46:10,259 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:46:10,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:46:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:46:11,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:46:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:46:11,704 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:46:11,707 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:46:11,708 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:46:11,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 05:46:11,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 05:46:11,922 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:46:12,102 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:46:12,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:46:12 BoogieIcfgContainer [2024-11-09 05:46:12,108 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:46:12,109 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:46:12,109 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:46:12,109 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:46:12,110 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:46:08" (3/4) ... [2024-11-09 05:46:12,113 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:46:12,115 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:46:12,116 INFO L158 Benchmark]: Toolchain (without parser) took 5844.85ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 90.1MB in the beginning and 58.3MB in the end (delta: 31.8MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. [2024-11-09 05:46:12,118 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 123.7MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:46:12,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.82ms. Allocated memory is still 123.7MB. Free memory was 90.1MB in the beginning and 71.8MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 05:46:12,120 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.42ms. Allocated memory is still 123.7MB. Free memory was 71.8MB in the beginning and 67.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:46:12,122 INFO L158 Benchmark]: Boogie Preprocessor took 64.92ms. Allocated memory is still 123.7MB. Free memory was 67.6MB in the beginning and 65.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:46:12,123 INFO L158 Benchmark]: RCFGBuilder took 1354.15ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 65.5MB in the beginning and 87.6MB in the end (delta: -22.1MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2024-11-09 05:46:12,124 INFO L158 Benchmark]: TraceAbstraction took 3642.56ms. Allocated memory is still 167.8MB. Free memory was 86.6MB in the beginning and 58.3MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2024-11-09 05:46:12,124 INFO L158 Benchmark]: Witness Printer took 6.33ms. Allocated memory is still 167.8MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:46:12,131 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 123.7MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.82ms. Allocated memory is still 123.7MB. Free memory was 90.1MB in the beginning and 71.8MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.42ms. Allocated memory is still 123.7MB. Free memory was 71.8MB in the beginning and 67.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.92ms. Allocated memory is still 123.7MB. Free memory was 67.6MB in the beginning and 65.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1354.15ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 65.5MB in the beginning and 87.6MB in the end (delta: -22.1MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. * TraceAbstraction took 3642.56ms. Allocated memory is still 167.8MB. Free memory was 86.6MB in the beginning and 58.3MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * Witness Printer took 6.33ms. Allocated memory is still 167.8MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 103, overapproximation of someBinaryArithmeticDOUBLEoperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 208, overapproximation of someUnaryFLOAToperation at line 103. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] unsigned short int var_1_6 = 4; [L28] signed char var_1_9 = 4; [L29] signed char var_1_10 = 2; [L30] signed char var_1_11 = 4; [L31] signed char var_1_12 = -25; [L32] signed char var_1_13 = 8; [L33] signed char var_1_14 = 50; [L34] signed char var_1_15 = 32; [L35] signed char var_1_16 = 64; [L36] double var_1_17 = 4.775; [L37] unsigned long int var_1_18 = 0; [L38] unsigned long int var_1_19 = 3621235500; [L39] signed char var_1_20 = 50; [L40] unsigned long int var_1_21 = 0; [L41] unsigned long int var_1_22 = 2941649671; [L42] float var_1_23 = 9.5; [L43] float var_1_24 = 255.4; [L44] unsigned short int var_1_25 = 128; [L45] unsigned short int var_1_26 = 44368; [L46] unsigned short int var_1_27 = 128; [L47] unsigned short int var_1_28 = 28714; [L48] unsigned long int var_1_29 = 128; [L49] signed long int var_1_30 = -128; [L50] signed long int var_1_31 = 1177635702; [L51] signed long int var_1_32 = 1100114658; [L52] unsigned char last_1_var_1_1 = 0; [L53] signed char last_1_var_1_9 = 4; [L54] unsigned long int last_1_var_1_18 = 0; [L55] unsigned short int last_1_var_1_25 = 128; [L212] isInitial = 1 [L213] FCALL initially() [L214] COND TRUE 1 [L215] CALL updateLastVariables() [L202] last_1_var_1_1 = var_1_1 [L203] last_1_var_1_9 = var_1_9 [L204] last_1_var_1_18 = var_1_18 [L205] last_1_var_1_25 = var_1_25 [L215] RET updateLastVariables() [L216] CALL updateVariables() [L147] var_1_2 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L150] var_1_3 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] var_1_4 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_5=0, var_1_6=4, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=0, var_1_6=4, var_1_9=4] [L156] var_1_5 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=2, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L159] var_1_10 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L161] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=4, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L162] var_1_11 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L164] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=-25, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L165] var_1_12 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L167] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=8, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L168] var_1_13 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L170] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=50, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L171] var_1_14 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L173] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=32, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L174] var_1_15 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_15 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_15 >= -127) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L176] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=64, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L177] var_1_16 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_16 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_16 >= 63) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L179] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=3621235500, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L180] var_1_19 = __VERIFIER_nondet_ulong() [L181] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L182] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=2941649671, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L183] var_1_22 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L185] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_24=1277/5, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L186] var_1_24 = __VERIFIER_nondet_float() [L187] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=44368, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L188] var_1_26 = __VERIFIER_nondet_ushort() [L189] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L190] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=28714, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L191] var_1_28 = __VERIFIER_nondet_ushort() [L192] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L193] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1177635702, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L194] var_1_31 = __VERIFIER_nondet_long() [L195] CALL assume_abort_if_not(var_1_31 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1073741823, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_31 >= 1073741823) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1073741823, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L196] CALL assume_abort_if_not(var_1_31 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1073741823, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_31 <= 2147483646) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1073741823, var_1_32=1100114658, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L197] var_1_32 = __VERIFIER_nondet_long() [L198] CALL assume_abort_if_not(var_1_32 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1073741823, var_1_32=2147483646, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_32 >= 1073741823) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1073741823, var_1_32=2147483646, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L199] CALL assume_abort_if_not(var_1_32 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1073741823, var_1_32=2147483646, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_32 <= 2147483646) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=191/40, var_1_18=0, var_1_19=-2147483649, var_1_1=0, var_1_20=50, var_1_21=0, var_1_22=-4294967297, var_1_23=19/2, var_1_25=128, var_1_26=-32769, var_1_27=128, var_1_28=-32769, var_1_29=128, var_1_2=1, var_1_30=-128, var_1_31=1073741823, var_1_32=2147483646, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=4] [L216] RET updateVariables() [L217] CALL step() [L59] COND FALSE !(\read(last_1_var_1_1)) [L70] COND FALSE !(\read(var_1_3)) [L73] COND FALSE !(last_1_var_1_25 >= (16u * var_1_11)) [L76] var_1_25 = var_1_18 [L79] COND TRUE \read(var_1_2) [L80] var_1_1 = ((! (var_1_3 || var_1_4)) && var_1_5) [L84] COND TRUE (((((var_1_14 / var_1_16)) > (var_1_10)) ? ((var_1_14 / var_1_16)) : (var_1_10))) > var_1_11 [L85] var_1_17 = (8.25 - 255.8) [L87] signed char stepLocal_2 = var_1_14; [L88] signed char stepLocal_1 = var_1_15; [L89] COND TRUE stepLocal_2 <= var_1_16 [L90] var_1_20 = var_1_16 [L98] signed char stepLocal_5 = var_1_12; [L99] signed char stepLocal_4 = var_1_14; [L100] signed long int stepLocal_3 = var_1_25 * var_1_13; [L101] COND FALSE !(stepLocal_5 <= var_1_10) [L112] var_1_27 = ((var_1_28 - var_1_13) + var_1_16) [L113] COND TRUE \read(var_1_1) [L114] var_1_29 = var_1_19 [L116] COND TRUE ((((var_1_19) > (var_1_27)) ? (var_1_19) : (var_1_27))) <= (var_1_22 - 4u) [L117] var_1_21 = var_1_13 [L121] COND FALSE !(var_1_26 > ((((38760 - var_1_21) < 0 ) ? -(38760 - var_1_21) : (38760 - var_1_21)))) [L124] COND FALSE !(var_1_10 == (var_1_14 - var_1_16)) [L127] var_1_30 = var_1_27 [L130] unsigned char stepLocal_0 = var_1_5; [L131] COND FALSE !((var_1_30 >= var_1_29) && stepLocal_0) [L134] COND FALSE !(! (! (var_1_29 < var_1_30))) [L138] COND TRUE var_1_27 > last_1_var_1_9 [L139] COND FALSE !(var_1_6 > (var_1_27 * last_1_var_1_9)) [L142] var_1_9 = ((((var_1_15) > ((var_1_13 - (var_1_16 - var_1_11)))) ? (var_1_15) : ((var_1_13 - (var_1_16 - var_1_11))))) [L217] RET step() [L218] CALL, EXPR property() [L208-L209] return (((((((((((var_1_2 ? (var_1_1 == ((unsigned char) ((! (var_1_3 || var_1_4)) && var_1_5))) : (var_1_1 == ((unsigned char) var_1_4))) && (((var_1_30 >= var_1_29) && var_1_5) ? (var_1_6 == ((unsigned short int) var_1_29)) : ((! (! (var_1_29 < var_1_30))) ? (var_1_6 == ((unsigned short int) (var_1_29 + var_1_30))) : 1))) && ((var_1_27 > last_1_var_1_9) ? ((var_1_6 > (var_1_27 * last_1_var_1_9)) ? (var_1_9 == ((signed char) ((var_1_10 - var_1_11) + ((((var_1_12) > ((var_1_13 - var_1_14))) ? (var_1_12) : ((var_1_13 - var_1_14))))))) : (var_1_9 == ((signed char) ((((var_1_15) > ((var_1_13 - (var_1_16 - var_1_11)))) ? (var_1_15) : ((var_1_13 - (var_1_16 - var_1_11)))))))) : 1)) && (((((((var_1_14 / var_1_16)) > (var_1_10)) ? ((var_1_14 / var_1_16)) : (var_1_10))) > var_1_11) ? (var_1_17 == ((double) (8.25 - 255.8))) : 1)) && (last_1_var_1_1 ? (last_1_var_1_1 ? (var_1_18 == ((unsigned long int) last_1_var_1_18)) : ((((var_1_12 + last_1_var_1_18) * last_1_var_1_18) >= last_1_var_1_25) ? (var_1_18 == ((unsigned long int) (var_1_19 - var_1_16))) : (var_1_18 == ((unsigned long int) var_1_13)))) : 1)) && ((var_1_14 <= var_1_16) ? (var_1_20 == ((signed char) var_1_16)) : ((var_1_15 <= var_1_12) ? (var_1_20 == ((signed char) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : (var_1_20 == ((signed char) var_1_11))))) && ((((((var_1_19) > (var_1_27)) ? (var_1_19) : (var_1_27))) <= (var_1_22 - 4u)) ? (var_1_21 == ((unsigned long int) var_1_13)) : (var_1_21 == ((unsigned long int) var_1_14)))) && ((var_1_12 <= var_1_10) ? (((var_1_25 * var_1_13) == var_1_15) ? (var_1_23 == ((float) ((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))))) : ((0 >= var_1_14) ? (var_1_23 == ((float) var_1_24)) : (var_1_23 == ((float) var_1_24)))) : 1)) && (var_1_3 ? (var_1_25 == ((unsigned short int) ((((var_1_18) < ((var_1_26 - var_1_13))) ? (var_1_18) : ((var_1_26 - var_1_13)))))) : ((last_1_var_1_25 >= (16u * var_1_11)) ? (var_1_25 == ((unsigned short int) var_1_26)) : (var_1_25 == ((unsigned short int) var_1_18))))) && (var_1_27 == ((unsigned short int) ((var_1_28 - var_1_13) + var_1_16)))) && (var_1_1 ? (var_1_29 == ((unsigned long int) var_1_19)) : 1)) && ((var_1_26 > ((((38760 - var_1_21) < 0 ) ? -(38760 - var_1_21) : (38760 - var_1_21)))) ? (var_1_30 == ((signed long int) (((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))) - (((((var_1_31 - var_1_18)) > ((var_1_32 - var_1_27))) ? ((var_1_31 - var_1_18)) : ((var_1_32 - var_1_27))))))) : ((var_1_10 == (var_1_14 - var_1_16)) ? (var_1_30 == ((signed long int) -1)) : (var_1_30 == ((signed long int) var_1_27)))) ; [L218] RET, EXPR property() [L218] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=0, var_1_18=0, var_1_19=-2147483649, var_1_1=1, var_1_20=63, var_1_21=55, var_1_22=-4294967297, var_1_23=19/2, var_1_24=0, var_1_25=0, var_1_26=-32769, var_1_27=32775, var_1_28=-32769, var_1_29=-2147483649, var_1_2=1, var_1_30=32775, var_1_31=1073741823, var_1_32=2147483646, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_1=0, last_1_var_1_25=128, last_1_var_1_9=4, var_1_10=62, var_1_11=9, var_1_12=63, var_1_13=55, var_1_14=54, var_1_15=-1, var_1_16=63, var_1_17=0, var_1_18=0, var_1_19=-2147483649, var_1_1=1, var_1_20=63, var_1_21=55, var_1_22=-4294967297, var_1_23=19/2, var_1_24=0, var_1_25=0, var_1_26=-32769, var_1_27=32775, var_1_28=-32769, var_1_29=-2147483649, var_1_2=1, var_1_30=32775, var_1_31=1073741823, var_1_32=2147483646, var_1_3=0, var_1_4=256, var_1_5=1, var_1_6=4, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 1, TraceHistogramMax: 35, 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=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 05:46:12,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje --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 c694ba9bac462864ff088c15ec9988788035d468e2784ebcad5311140515cd1e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:46:14,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:46:14,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:46:14,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:46:14,988 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:46:15,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:46:15,034 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:46:15,035 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:46:15,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:46:15,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:46:15,039 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:46:15,039 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:46:15,040 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:46:15,040 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:46:15,041 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:46:15,045 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:46:15,045 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:46:15,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:46:15,046 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:46:15,046 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:46:15,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:46:15,047 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:46:15,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:46:15,048 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:46:15,048 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:46:15,049 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:46:15,049 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:46:15,049 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:46:15,050 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:46:15,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:46:15,050 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:46:15,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:46:15,051 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:46:15,051 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:46:15,051 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:46:15,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:46:15,052 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:46:15,052 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:46:15,053 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:46:15,053 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:46:15,053 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:46:15,055 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:46:15,056 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:46:15,057 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c694ba9bac462864ff088c15ec9988788035d468e2784ebcad5311140515cd1e [2024-11-09 05:46:15,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:46:15,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:46:15,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:46:15,613 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:46:15,613 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:46:15,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i Unable to find full path for "g++" [2024-11-09 05:46:18,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:46:18,642 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:46:18,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i [2024-11-09 05:46:18,661 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/data/dd8578970/c62f54f0e0714367acc2342a4db04338/FLAG3c95b0b5f [2024-11-09 05:46:18,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/data/dd8578970/c62f54f0e0714367acc2342a4db04338 [2024-11-09 05:46:18,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:46:18,854 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:46:18,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:46:18,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:46:18,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:46:18,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:46:18" (1/1) ... [2024-11-09 05:46:18,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70ece489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:18, skipping insertion in model container [2024-11-09 05:46:18,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:46:18" (1/1) ... [2024-11-09 05:46:18,928 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:46:19,195 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i[916,929] [2024-11-09 05:46:19,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:46:19,331 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:46:19,353 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-32.i[916,929] [2024-11-09 05:46:19,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:46:19,473 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:46:19,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19 WrapperNode [2024-11-09 05:46:19,474 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:46:19,475 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:46:19,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:46:19,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:46:19,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,564 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2024-11-09 05:46:19,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:46:19,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:46:19,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:46:19,565 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:46:19,579 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,654 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:46:19,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:46:19,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:46:19,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:46:19,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (1/1) ... [2024-11-09 05:46:19,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:46:19,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:46:19,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:46:19,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:46:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:46:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:46:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:46:19,807 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:46:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:46:19,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:46:19,983 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:46:19,986 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:46:21,059 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 05:46:21,059 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:46:21,085 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:46:21,085 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:46:21,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:46:21 BoogieIcfgContainer [2024-11-09 05:46:21,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:46:21,088 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:46:21,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:46:21,093 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:46:21,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:46:18" (1/3) ... [2024-11-09 05:46:21,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37e97081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:46:21, skipping insertion in model container [2024-11-09 05:46:21,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:46:19" (2/3) ... [2024-11-09 05:46:21,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37e97081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:46:21, skipping insertion in model container [2024-11-09 05:46:21,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:46:21" (3/3) ... [2024-11-09 05:46:21,096 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-32.i [2024-11-09 05:46:21,120 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:46:21,120 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:46:21,236 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:46:21,242 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@15e0b435, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:46:21,242 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:46:21,247 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-09 05:46:21,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-09 05:46:21,269 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:46:21,270 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:46:21,271 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:46:21,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:46:21,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1491688547, now seen corresponding path program 1 times [2024-11-09 05:46:21,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:46:21,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042734977] [2024-11-09 05:46:21,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:46:21,296 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:46:21,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:46:21,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:46:21,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 05:46:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:46:21,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:46:21,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:46:21,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 1556 trivial. 0 not checked. [2024-11-09 05:46:21,963 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:46:21,964 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:46:21,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2042734977] [2024-11-09 05:46:21,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2042734977] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:46:21,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:46:21,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:46:21,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312593261] [2024-11-09 05:46:21,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:46:21,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:46:21,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:46:22,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:46:22,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:46:22,015 INFO L87 Difference]: Start difference. First operand has 96 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-09 05:46:22,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:46:22,078 INFO L93 Difference]: Finished difference Result 185 states and 335 transitions. [2024-11-09 05:46:22,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:46:22,083 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 217 [2024-11-09 05:46:22,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:46:22,097 INFO L225 Difference]: With dead ends: 185 [2024-11-09 05:46:22,098 INFO L226 Difference]: Without dead ends: 92 [2024-11-09 05:46:22,104 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:46:22,111 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:46:22,113 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:46:22,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-09 05:46:22,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-11-09 05:46:22,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-09 05:46:22,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 146 transitions. [2024-11-09 05:46:22,190 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 146 transitions. Word has length 217 [2024-11-09 05:46:22,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:46:22,191 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 146 transitions. [2024-11-09 05:46:22,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-09 05:46:22,192 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 146 transitions. [2024-11-09 05:46:22,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-09 05:46:22,199 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:46:22,199 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:46:22,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:46:22,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:46:22,401 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:46:22,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:46:22,402 INFO L85 PathProgramCache]: Analyzing trace with hash 2124885087, now seen corresponding path program 1 times [2024-11-09 05:46:22,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:46:22,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1123633370] [2024-11-09 05:46:22,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:46:22,404 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:46:22,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:46:22,408 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:46:22,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 05:46:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:46:22,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:46:22,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:46:24,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 412 proven. 93 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2024-11-09 05:46:24,044 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:46:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 9 proven. 93 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-09 05:46:24,943 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:46:24,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1123633370] [2024-11-09 05:46:24,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1123633370] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:46:24,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2043086849] [2024-11-09 05:46:24,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:46:24,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:46:24,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:46:24,948 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:46:24,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 05:46:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:46:26,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:46:26,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:46:27,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 412 proven. 93 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2024-11-09 05:46:27,236 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:46:28,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 9 proven. 93 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-09 05:46:28,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2043086849] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:46:28,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [290243779] [2024-11-09 05:46:28,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:46:28,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:46:28,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:46:28,030 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:46:28,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 05:46:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:46:28,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:46:28,407 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:46:29,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 412 proven. 93 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2024-11-09 05:46:29,327 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:46:30,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 9 proven. 93 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-09 05:46:30,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [290243779] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:46:30,085 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:46:30,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2024-11-09 05:46:30,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865738983] [2024-11-09 05:46:30,087 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:46:30,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 05:46:30,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:46:30,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 05:46:30,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 05:46:30,092 INFO L87 Difference]: Start difference. First operand 92 states and 146 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-09 05:46:31,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:46:31,191 INFO L93 Difference]: Finished difference Result 189 states and 296 transitions. [2024-11-09 05:46:31,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 05:46:31,214 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 217 [2024-11-09 05:46:31,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:46:31,218 INFO L225 Difference]: With dead ends: 189 [2024-11-09 05:46:31,218 INFO L226 Difference]: Without dead ends: 100 [2024-11-09 05:46:31,220 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1300 GetRequests, 1288 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:46:31,221 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 109 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:46:31,222 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 243 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:46:31,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2024-11-09 05:46:31,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 96. [2024-11-09 05:46:31,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 58 states have (on average 1.3448275862068966) internal successors, (78), 58 states have internal predecessors, (78), 35 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-09 05:46:31,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 148 transitions. [2024-11-09 05:46:31,244 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 148 transitions. Word has length 217 [2024-11-09 05:46:31,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:46:31,245 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 148 transitions. [2024-11-09 05:46:31,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-09 05:46:31,246 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2024-11-09 05:46:31,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-09 05:46:31,250 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:46:31,251 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:46:31,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 05:46:31,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-09 05:46:31,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-09 05:46:31,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:46:31,852 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:46:31,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:46:31,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1553255026, now seen corresponding path program 1 times [2024-11-09 05:46:31,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:46:31,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [933798801] [2024-11-09 05:46:31,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:46:31,854 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:46:31,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:46:31,858 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:46:31,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/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)] Waiting until timeout for monitored process [2024-11-09 05:46:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:46:32,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 05:46:32,257 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:46:35,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 597 proven. 255 refuted. 0 times theorem prover too weak. 1528 trivial. 0 not checked. [2024-11-09 05:46:35,489 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:46:37,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 33 proven. 264 refuted. 0 times theorem prover too weak. 2083 trivial. 0 not checked. [2024-11-09 05:46:37,541 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:46:37,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [933798801] [2024-11-09 05:46:37,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [933798801] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:46:37,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [820114002] [2024-11-09 05:46:37,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:46:37,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:46:37,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:46:37,547 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:46:37,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 05:46:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:46:38,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 05:46:38,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:46:40,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 624 proven. 87 refuted. 0 times theorem prover too weak. 1669 trivial. 0 not checked. [2024-11-09 05:46:40,236 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:46:41,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 15 proven. 87 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-09 05:46:41,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [820114002] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:46:41,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [261166649] [2024-11-09 05:46:41,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:46:41,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:46:41,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:46:41,283 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:46:41,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 05:46:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:46:41,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 05:46:41,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:46:44,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 688 proven. 243 refuted. 0 times theorem prover too weak. 1449 trivial. 0 not checked. [2024-11-09 05:46:44,749 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:46:46,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 33 proven. 168 refuted. 0 times theorem prover too weak. 2179 trivial. 0 not checked. [2024-11-09 05:46:46,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [261166649] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:46:46,416 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:46:46,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 9, 9, 13, 13] total 39 [2024-11-09 05:46:46,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975000075] [2024-11-09 05:46:46,417 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:46:46,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-11-09 05:46:46,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:46:46,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-11-09 05:46:46,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=322, Invalid=1160, Unknown=0, NotChecked=0, Total=1482 [2024-11-09 05:46:46,428 INFO L87 Difference]: Start difference. First operand 96 states and 148 transitions. Second operand has 39 states, 38 states have (on average 4.7631578947368425) internal successors, (181), 37 states have internal predecessors, (181), 9 states have call successors, (182), 7 states have call predecessors, (182), 15 states have return successors, (187), 9 states have call predecessors, (187), 9 states have call successors, (187) [2024-11-09 05:46:54,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:46:54,802 INFO L93 Difference]: Finished difference Result 448 states and 643 transitions. [2024-11-09 05:46:54,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-09 05:46:54,804 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 38 states have (on average 4.7631578947368425) internal successors, (181), 37 states have internal predecessors, (181), 9 states have call successors, (182), 7 states have call predecessors, (182), 15 states have return successors, (187), 9 states have call predecessors, (187), 9 states have call successors, (187) Word has length 218 [2024-11-09 05:46:54,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:46:54,809 INFO L225 Difference]: With dead ends: 448 [2024-11-09 05:46:54,810 INFO L226 Difference]: Without dead ends: 355 [2024-11-09 05:46:54,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1374 GetRequests, 1268 SyntacticMatches, 4 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3520 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=2231, Invalid=8481, Unknown=0, NotChecked=0, Total=10712 [2024-11-09 05:46:54,817 INFO L432 NwaCegarLoop]: 168 mSDtfsCounter, 702 mSDsluCounter, 1011 mSDsCounter, 0 mSdLazyCounter, 1486 mSolverCounterSat, 536 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 732 SdHoareTripleChecker+Valid, 1179 SdHoareTripleChecker+Invalid, 2022 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 536 IncrementalHoareTripleChecker+Valid, 1486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:46:54,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [732 Valid, 1179 Invalid, 2022 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [536 Valid, 1486 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-11-09 05:46:54,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2024-11-09 05:46:54,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 126. [2024-11-09 05:46:54,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 82 states have (on average 1.3170731707317074) internal successors, (108), 83 states have internal predecessors, (108), 37 states have call successors, (37), 6 states have call predecessors, (37), 6 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-09 05:46:54,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 182 transitions. [2024-11-09 05:46:54,899 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 182 transitions. Word has length 218 [2024-11-09 05:46:54,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:46:54,902 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 182 transitions. [2024-11-09 05:46:54,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 38 states have (on average 4.7631578947368425) internal successors, (181), 37 states have internal predecessors, (181), 9 states have call successors, (182), 7 states have call predecessors, (182), 15 states have return successors, (187), 9 states have call predecessors, (187), 9 states have call successors, (187) [2024-11-09 05:46:54,903 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 182 transitions. [2024-11-09 05:46:54,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-09 05:46:54,915 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:46:54,915 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:46:54,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/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)] Forceful destruction successful, exit code 0 [2024-11-09 05:46:55,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-09 05:46:55,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 05:46:55,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:46:55,517 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:46:55,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:46:55,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1946282036, now seen corresponding path program 1 times [2024-11-09 05:46:55,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:46:55,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1006693828] [2024-11-09 05:46:55,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:46:55,519 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:46:55,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:46:55,522 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:46:55,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_344934ce-8a1e-47f2-844d-efc349436ec3/bin/utaipan-verify-YMUCfTKeje/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 (9)] Waiting until timeout for monitored process [2024-11-09 05:46:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:46:55,864 INFO L255 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-09 05:46:55,873 INFO L278 TraceCheckSpWp]: Computing forward predicates...