./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 372bad28063f40745a1d198085d9dba9c573515785fed9177a01325fc4e12ae1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:56:12,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:56:13,074 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:56:13,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:56:13,081 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:56:13,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:56:13,137 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:56:13,137 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:56:13,138 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:56:13,138 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:56:13,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:56:13,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:56:13,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:56:13,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:56:13,141 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:56:13,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:56:13,141 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:56:13,141 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:56:13,141 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:56:13,141 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:56:13,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:56:13,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:56:13,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:56:13,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:56:13,142 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:56:13,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:56:13,142 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:56:13,142 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:56:13,143 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:56:13,143 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:56:13,143 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:56:13,143 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:56:13,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:56:13,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:56:13,144 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:56:13,144 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:56:13,144 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:56:13,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:56:13,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:56:13,145 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:56:13,145 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:56:13,145 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:56:13,145 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:56:13,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:56:13,146 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:56:13,146 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:56:13,146 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:56:13,146 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:56:13,147 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB 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 -> Automizer 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 -> 372bad28063f40745a1d198085d9dba9c573515785fed9177a01325fc4e12ae1 [2024-11-28 04:56:13,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:56:13,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:56:13,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:56:13,551 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:56:13,551 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:56:13,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i [2024-11-28 04:56:16,890 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/data/356c3fee5/8ce7dbb7bcde4ca6bc0900d2a7182d10/FLAG3c52f9703 [2024-11-28 04:56:17,233 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:56:17,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i [2024-11-28 04:56:17,255 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/data/356c3fee5/8ce7dbb7bcde4ca6bc0900d2a7182d10/FLAG3c52f9703 [2024-11-28 04:56:17,284 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/data/356c3fee5/8ce7dbb7bcde4ca6bc0900d2a7182d10 [2024-11-28 04:56:17,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:56:17,290 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:56:17,292 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:56:17,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:56:17,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:56:17,300 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e901dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17, skipping insertion in model container [2024-11-28 04:56:17,304 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,328 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:56:17,538 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_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i[916,929] [2024-11-28 04:56:17,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:56:17,675 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:56:17,688 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_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i[916,929] [2024-11-28 04:56:17,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:56:17,745 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:56:17,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17 WrapperNode [2024-11-28 04:56:17,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:56:17,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:56:17,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:56:17,747 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:56:17,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,777 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,851 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2024-11-28 04:56:17,851 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:56:17,852 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:56:17,852 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:56:17,852 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:56:17,862 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,868 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,913 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:56:17,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,925 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,938 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,945 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:56:17,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:56:17,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:56:17,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:56:17,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (1/1) ... [2024-11-28 04:56:17,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:56:17,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:56:17,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:56:18,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:56:18,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:56:18,032 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:56:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:56:18,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:56:18,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:56:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:56:18,125 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:56:18,127 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:56:18,590 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-28 04:56:18,591 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:56:18,607 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:56:18,610 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:56:18,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:56:18 BoogieIcfgContainer [2024-11-28 04:56:18,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:56:18,614 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:56:18,614 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:56:18,619 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:56:18,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:56:17" (1/3) ... [2024-11-28 04:56:18,620 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@773ddbc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:56:18, skipping insertion in model container [2024-11-28 04:56:18,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:17" (2/3) ... [2024-11-28 04:56:18,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@773ddbc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:56:18, skipping insertion in model container [2024-11-28 04:56:18,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:56:18" (3/3) ... [2024-11-28 04:56:18,622 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-86.i [2024-11-28 04:56:18,639 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:56:18,641 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-86.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:56:18,745 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:56:18,764 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, 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;@60da7b4d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:56:18,764 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:56:18,768 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 45 states have (on average 1.288888888888889) internal successors, (58), 46 states have internal predecessors, (58), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:56:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 04:56:18,787 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:18,788 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:18,788 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:18,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:18,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1745630206, now seen corresponding path program 1 times [2024-11-28 04:56:18,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:18,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411222840] [2024-11-28 04:56:18,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:18,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:19,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-28 04:56:19,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:19,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411222840] [2024-11-28 04:56:19,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411222840] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:56:19,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90753945] [2024-11-28 04:56:19,221 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:19,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:56:19,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:56:19,227 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:56:19,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:56:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:19,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:56:19,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:56:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-28 04:56:19,540 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:56:19,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90753945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:19,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:56:19,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:56:19,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146406796] [2024-11-28 04:56:19,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:19,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:56:19,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:19,570 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:56:19,571 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:56:19,572 INFO L87 Difference]: Start difference. First operand has 76 states, 45 states have (on average 1.288888888888889) internal successors, (58), 46 states have internal predecessors, (58), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 04:56:19,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:19,602 INFO L93 Difference]: Finished difference Result 145 states and 250 transitions. [2024-11-28 04:56:19,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:56:19,604 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 170 [2024-11-28 04:56:19,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:19,611 INFO L225 Difference]: With dead ends: 145 [2024-11-28 04:56:19,612 INFO L226 Difference]: Without dead ends: 72 [2024-11-28 04:56:19,615 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:56:19,619 INFO L435 NwaCegarLoop]: 107 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, 107 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 [2024-11-28 04:56:19,620 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:56:19,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-28 04:56:19,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-28 04:56:19,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 42 states have (on average 1.2142857142857142) internal successors, (51), 42 states have internal predecessors, (51), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:56:19,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 107 transitions. [2024-11-28 04:56:19,680 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 107 transitions. Word has length 170 [2024-11-28 04:56:19,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:19,681 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 107 transitions. [2024-11-28 04:56:19,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 04:56:19,683 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2024-11-28 04:56:19,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 04:56:19,691 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:19,692 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:19,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:56:19,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:56:19,897 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:19,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:19,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1988678658, now seen corresponding path program 1 times [2024-11-28 04:56:19,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:19,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828745136] [2024-11-28 04:56:19,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:19,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:20,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:20,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:56:20,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:20,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828745136] [2024-11-28 04:56:20,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828745136] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:20,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:20,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:56:20,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296554853] [2024-11-28 04:56:20,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:20,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:56:20,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:20,317 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:56:20,317 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:56:20,317 INFO L87 Difference]: Start difference. First operand 72 states and 107 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:20,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:20,401 INFO L93 Difference]: Finished difference Result 163 states and 240 transitions. [2024-11-28 04:56:20,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:56:20,406 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 170 [2024-11-28 04:56:20,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:20,409 INFO L225 Difference]: With dead ends: 163 [2024-11-28 04:56:20,409 INFO L226 Difference]: Without dead ends: 94 [2024-11-28 04:56:20,410 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:56:20,411 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 25 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:20,411 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 214 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:56:20,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-11-28 04:56:20,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 82. [2024-11-28 04:56:20,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 52 states have (on average 1.25) internal successors, (65), 52 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:56:20,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 121 transitions. [2024-11-28 04:56:20,426 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 121 transitions. Word has length 170 [2024-11-28 04:56:20,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:20,428 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 121 transitions. [2024-11-28 04:56:20,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:20,428 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 121 transitions. [2024-11-28 04:56:20,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 04:56:20,431 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:20,432 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:20,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:56:20,432 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:20,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:20,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1605224060, now seen corresponding path program 1 times [2024-11-28 04:56:20,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:20,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494176960] [2024-11-28 04:56:20,433 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:20,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:27,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:56:27,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:27,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494176960] [2024-11-28 04:56:27,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494176960] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:27,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:27,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:56:27,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354660098] [2024-11-28 04:56:27,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:27,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:56:27,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:27,314 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:56:27,316 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:56:27,317 INFO L87 Difference]: Start difference. First operand 82 states and 121 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:27,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:27,743 INFO L93 Difference]: Finished difference Result 191 states and 278 transitions. [2024-11-28 04:56:27,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:56:27,744 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 170 [2024-11-28 04:56:27,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:27,746 INFO L225 Difference]: With dead ends: 191 [2024-11-28 04:56:27,746 INFO L226 Difference]: Without dead ends: 112 [2024-11-28 04:56:27,747 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:56:27,749 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 63 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:27,750 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 307 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:56:27,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-28 04:56:27,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 96. [2024-11-28 04:56:27,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 66 states have (on average 1.2727272727272727) internal successors, (84), 66 states have internal predecessors, (84), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:56:27,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 140 transitions. [2024-11-28 04:56:27,776 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 140 transitions. Word has length 170 [2024-11-28 04:56:27,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:27,777 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 140 transitions. [2024-11-28 04:56:27,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 140 transitions. [2024-11-28 04:56:27,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 04:56:27,783 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:27,783 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:27,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:56:27,784 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:27,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:27,787 INFO L85 PathProgramCache]: Analyzing trace with hash -925165690, now seen corresponding path program 1 times [2024-11-28 04:56:27,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:27,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968696597] [2024-11-28 04:56:27,787 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:27,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:31,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:56:31,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:31,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968696597] [2024-11-28 04:56:31,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968696597] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:31,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:31,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:56:31,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664201148] [2024-11-28 04:56:31,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:31,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:56:31,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:31,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:56:31,950 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:56:31,950 INFO L87 Difference]: Start difference. First operand 96 states and 140 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:32,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:32,510 INFO L93 Difference]: Finished difference Result 203 states and 293 transitions. [2024-11-28 04:56:32,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:56:32,513 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 170 [2024-11-28 04:56:32,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:32,515 INFO L225 Difference]: With dead ends: 203 [2024-11-28 04:56:32,515 INFO L226 Difference]: Without dead ends: 110 [2024-11-28 04:56:32,520 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:56:32,521 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 22 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:32,522 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 460 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 04:56:32,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-28 04:56:32,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 82. [2024-11-28 04:56:32,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 52 states have (on average 1.2115384615384615) internal successors, (63), 52 states have internal predecessors, (63), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:56:32,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 119 transitions. [2024-11-28 04:56:32,542 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 119 transitions. Word has length 170 [2024-11-28 04:56:32,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:32,547 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 119 transitions. [2024-11-28 04:56:32,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:32,548 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 119 transitions. [2024-11-28 04:56:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-28 04:56:32,550 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:32,551 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:32,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:56:32,552 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:32,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:32,553 INFO L85 PathProgramCache]: Analyzing trace with hash 901486687, now seen corresponding path program 1 times [2024-11-28 04:56:32,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:32,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808371096] [2024-11-28 04:56:32,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:32,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:56:37,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:37,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808371096] [2024-11-28 04:56:37,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808371096] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:37,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:37,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:56:37,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921208543] [2024-11-28 04:56:37,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:37,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:56:37,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:37,068 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:56:37,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:56:37,069 INFO L87 Difference]: Start difference. First operand 82 states and 119 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:38,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:38,221 INFO L93 Difference]: Finished difference Result 179 states and 260 transitions. [2024-11-28 04:56:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:56:38,222 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 172 [2024-11-28 04:56:38,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:38,225 INFO L225 Difference]: With dead ends: 179 [2024-11-28 04:56:38,225 INFO L226 Difference]: Without dead ends: 177 [2024-11-28 04:56:38,226 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:56:38,227 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 157 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 873 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:38,227 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 873 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:56:38,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-28 04:56:38,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 173. [2024-11-28 04:56:38,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 97 states have (on average 1.1443298969072164) internal successors, (111), 99 states have internal predecessors, (111), 72 states have call successors, (72), 3 states have call predecessors, (72), 3 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-28 04:56:38,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 255 transitions. [2024-11-28 04:56:38,272 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 255 transitions. Word has length 172 [2024-11-28 04:56:38,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:38,272 INFO L471 AbstractCegarLoop]: Abstraction has 173 states and 255 transitions. [2024-11-28 04:56:38,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:38,273 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 255 transitions. [2024-11-28 04:56:38,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-28 04:56:38,275 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:38,275 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:38,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:56:38,276 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:38,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:38,277 INFO L85 PathProgramCache]: Analyzing trace with hash 135908600, now seen corresponding path program 1 times [2024-11-28 04:56:38,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:38,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086338344] [2024-11-28 04:56:38,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:38,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:38,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:56:38,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:38,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086338344] [2024-11-28 04:56:38,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086338344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:38,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:38,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:56:38,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768982207] [2024-11-28 04:56:38,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:38,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:56:38,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:38,436 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:56:38,436 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:56:38,436 INFO L87 Difference]: Start difference. First operand 173 states and 255 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:38,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:38,506 INFO L93 Difference]: Finished difference Result 317 states and 454 transitions. [2024-11-28 04:56:38,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:56:38,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 174 [2024-11-28 04:56:38,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:38,514 INFO L225 Difference]: With dead ends: 317 [2024-11-28 04:56:38,517 INFO L226 Difference]: Without dead ends: 187 [2024-11-28 04:56:38,518 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:56:38,519 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 41 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:38,521 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 236 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:56:38,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-11-28 04:56:38,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 166. [2024-11-28 04:56:38,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 90 states have (on average 1.1222222222222222) internal successors, (101), 92 states have internal predecessors, (101), 72 states have call successors, (72), 3 states have call predecessors, (72), 3 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-28 04:56:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 245 transitions. [2024-11-28 04:56:38,583 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 245 transitions. Word has length 174 [2024-11-28 04:56:38,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:38,585 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 245 transitions. [2024-11-28 04:56:38,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2024-11-28 04:56:38,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-28 04:56:38,591 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:38,591 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:38,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:56:38,592 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:38,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:38,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1383033368, now seen corresponding path program 1 times [2024-11-28 04:56:38,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:38,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169210015] [2024-11-28 04:56:38,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:38,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:56:38,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:38,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169210015] [2024-11-28 04:56:38,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169210015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:38,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:38,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:56:38,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478098301] [2024-11-28 04:56:38,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:38,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:56:38,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:38,749 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:56:38,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:56:38,751 INFO L87 Difference]: Start difference. First operand 166 states and 245 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:38,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:38,854 INFO L93 Difference]: Finished difference Result 329 states and 477 transitions. [2024-11-28 04:56:38,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:56:38,855 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 174 [2024-11-28 04:56:38,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:38,861 INFO L225 Difference]: With dead ends: 329 [2024-11-28 04:56:38,862 INFO L226 Difference]: Without dead ends: 206 [2024-11-28 04:56:38,863 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:56:38,864 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 83 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:38,864 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 413 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:56:38,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-28 04:56:38,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 203. [2024-11-28 04:56:38,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 110 states have (on average 1.1090909090909091) internal successors, (122), 113 states have internal predecessors, (122), 88 states have call successors, (88), 4 states have call predecessors, (88), 4 states have return successors, (88), 85 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-28 04:56:38,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 298 transitions. [2024-11-28 04:56:38,930 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 298 transitions. Word has length 174 [2024-11-28 04:56:38,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:38,932 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 298 transitions. [2024-11-28 04:56:38,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:38,933 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 298 transitions. [2024-11-28 04:56:38,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-28 04:56:38,937 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:38,937 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:38,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:56:38,938 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:38,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:38,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1028771903, now seen corresponding path program 1 times [2024-11-28 04:56:38,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:38,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104914498] [2024-11-28 04:56:38,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:38,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:56:50,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:50,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104914498] [2024-11-28 04:56:50,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104914498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:50,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:50,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:56:50,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634447386] [2024-11-28 04:56:50,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:50,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:56:50,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:50,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:56:50,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:56:50,298 INFO L87 Difference]: Start difference. First operand 203 states and 298 transitions. Second operand has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:51,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:51,471 INFO L93 Difference]: Finished difference Result 248 states and 350 transitions. [2024-11-28 04:56:51,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:56:51,472 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2024-11-28 04:56:51,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:51,475 INFO L225 Difference]: With dead ends: 248 [2024-11-28 04:56:51,475 INFO L226 Difference]: Without dead ends: 246 [2024-11-28 04:56:51,476 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:56:51,477 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 110 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 773 SdHoareTripleChecker+Invalid, 416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:51,477 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 773 Invalid, 416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:56:51,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2024-11-28 04:56:51,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 243. [2024-11-28 04:56:51,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 144 states have (on average 1.1111111111111112) internal successors, (160), 149 states have internal predecessors, (160), 92 states have call successors, (92), 6 states have call predecessors, (92), 6 states have return successors, (92), 87 states have call predecessors, (92), 92 states have call successors, (92) [2024-11-28 04:56:51,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 344 transitions. [2024-11-28 04:56:51,548 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 344 transitions. Word has length 176 [2024-11-28 04:56:51,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:51,549 INFO L471 AbstractCegarLoop]: Abstraction has 243 states and 344 transitions. [2024-11-28 04:56:51,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:51,549 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 344 transitions. [2024-11-28 04:56:51,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-28 04:56:51,552 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:51,552 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:51,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:56:51,553 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:51,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:51,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1729836481, now seen corresponding path program 1 times [2024-11-28 04:56:51,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:51,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597303317] [2024-11-28 04:56:51,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:51,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:56:55,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:55,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597303317] [2024-11-28 04:56:55,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597303317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:55,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:55,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:56:55,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093829141] [2024-11-28 04:56:55,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:55,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:56:55,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:55,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:56:55,638 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:56:55,638 INFO L87 Difference]: Start difference. First operand 243 states and 344 transitions. Second operand has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:56,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:56,548 INFO L93 Difference]: Finished difference Result 298 states and 405 transitions. [2024-11-28 04:56:56,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:56:56,549 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2024-11-28 04:56:56,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:56,552 INFO L225 Difference]: With dead ends: 298 [2024-11-28 04:56:56,552 INFO L226 Difference]: Without dead ends: 296 [2024-11-28 04:56:56,553 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:56:56,554 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 117 mSDsluCounter, 606 mSDsCounter, 0 mSdLazyCounter, 437 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 788 SdHoareTripleChecker+Invalid, 437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:56,554 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 788 Invalid, 437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 437 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:56:56,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2024-11-28 04:56:56,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 263. [2024-11-28 04:56:56,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 164 states have (on average 1.1219512195121952) internal successors, (184), 169 states have internal predecessors, (184), 92 states have call successors, (92), 6 states have call predecessors, (92), 6 states have return successors, (92), 87 states have call predecessors, (92), 92 states have call successors, (92) [2024-11-28 04:56:56,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 368 transitions. [2024-11-28 04:56:56,617 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 368 transitions. Word has length 176 [2024-11-28 04:56:56,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:56,619 INFO L471 AbstractCegarLoop]: Abstraction has 263 states and 368 transitions. [2024-11-28 04:56:56,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:56,620 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 368 transitions. [2024-11-28 04:56:56,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 04:56:56,623 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:56,623 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:56,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 04:56:56,624 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:56,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:56,625 INFO L85 PathProgramCache]: Analyzing trace with hash -560045422, now seen corresponding path program 1 times [2024-11-28 04:56:56,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:56,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013655626] [2024-11-28 04:56:56,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:56,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:56,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:56:56,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:56,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013655626] [2024-11-28 04:56:56,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013655626] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:56,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:56,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:56:56,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536013252] [2024-11-28 04:56:56,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:56,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:56:56,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:56,735 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:56:56,736 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:56:56,736 INFO L87 Difference]: Start difference. First operand 263 states and 368 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:56,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:56,824 INFO L93 Difference]: Finished difference Result 571 states and 798 transitions. [2024-11-28 04:56:56,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:56:56,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2024-11-28 04:56:56,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:56,831 INFO L225 Difference]: With dead ends: 571 [2024-11-28 04:56:56,831 INFO L226 Difference]: Without dead ends: 351 [2024-11-28 04:56:56,832 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:56:56,833 INFO L435 NwaCegarLoop]: 192 mSDtfsCounter, 90 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:56,834 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 291 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:56:56,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2024-11-28 04:56:56,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 333. [2024-11-28 04:56:56,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 187 states have (on average 1.085561497326203) internal successors, (203), 194 states have internal predecessors, (203), 136 states have call successors, (136), 9 states have call predecessors, (136), 9 states have return successors, (136), 129 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-28 04:56:56,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 475 transitions. [2024-11-28 04:56:56,911 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 475 transitions. Word has length 177 [2024-11-28 04:56:56,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:56,912 INFO L471 AbstractCegarLoop]: Abstraction has 333 states and 475 transitions. [2024-11-28 04:56:56,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:56,912 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 475 transitions. [2024-11-28 04:56:56,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 04:56:56,918 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:56,918 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:56,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 04:56:56,919 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:56,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:56,919 INFO L85 PathProgramCache]: Analyzing trace with hash -778259498, now seen corresponding path program 1 times [2024-11-28 04:56:56,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:56,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13161767] [2024-11-28 04:56:56,920 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:56,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:57,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:56:57,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:57,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13161767] [2024-11-28 04:56:57,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13161767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:57,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:57,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:56:57,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638455996] [2024-11-28 04:56:57,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:57,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:56:57,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:57,010 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:56:57,010 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:56:57,010 INFO L87 Difference]: Start difference. First operand 333 states and 475 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:57,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:57,114 INFO L93 Difference]: Finished difference Result 634 states and 897 transitions. [2024-11-28 04:56:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:56:57,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2024-11-28 04:56:57,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:57,120 INFO L225 Difference]: With dead ends: 634 [2024-11-28 04:56:57,121 INFO L226 Difference]: Without dead ends: 344 [2024-11-28 04:56:57,124 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:56:57,125 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 93 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:57,125 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 208 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:56:57,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2024-11-28 04:56:57,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 329. [2024-11-28 04:56:57,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 178 states have (on average 1.0674157303370786) internal successors, (190), 183 states have internal predecessors, (190), 140 states have call successors, (140), 10 states have call predecessors, (140), 10 states have return successors, (140), 135 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-28 04:56:57,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 470 transitions. [2024-11-28 04:56:57,225 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 470 transitions. Word has length 177 [2024-11-28 04:56:57,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:57,226 INFO L471 AbstractCegarLoop]: Abstraction has 329 states and 470 transitions. [2024-11-28 04:56:57,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:56:57,227 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 470 transitions. [2024-11-28 04:56:57,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-28 04:56:57,230 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:57,230 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:57,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 04:56:57,231 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:57,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:57,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1001609443, now seen corresponding path program 1 times [2024-11-28 04:56:57,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:57,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931492138] [2024-11-28 04:56:57,235 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:57,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:56:57,323 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:56:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:56:57,504 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:56:57,504 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:56:57,506 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:56:57,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 04:56:57,512 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:57,680 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:56:57,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:56:57 BoogieIcfgContainer [2024-11-28 04:56:57,685 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:56:57,686 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:56:57,687 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:56:57,688 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:56:57,688 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:56:18" (3/4) ... [2024-11-28 04:56:57,692 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:56:57,693 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:56:57,695 INFO L158 Benchmark]: Toolchain (without parser) took 40404.73ms. Allocated memory was 117.4MB in the beginning and 838.9MB in the end (delta: 721.4MB). Free memory was 92.3MB in the beginning and 402.4MB in the end (delta: -310.2MB). Peak memory consumption was 415.4MB. Max. memory is 16.1GB. [2024-11-28 04:56:57,696 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:56:57,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.05ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 77.7MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:56:57,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.37ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 73.4MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:56:57,698 INFO L158 Benchmark]: Boogie Preprocessor took 100.52ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 65.3MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:56:57,698 INFO L158 Benchmark]: RCFGBuilder took 656.60ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 43.1MB in the end (delta: 22.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 04:56:57,698 INFO L158 Benchmark]: TraceAbstraction took 39071.74ms. Allocated memory was 117.4MB in the beginning and 838.9MB in the end (delta: 721.4MB). Free memory was 42.4MB in the beginning and 402.5MB in the end (delta: -360.1MB). Peak memory consumption was 356.6MB. Max. memory is 16.1GB. [2024-11-28 04:56:57,699 INFO L158 Benchmark]: Witness Printer took 7.44ms. Allocated memory is still 838.9MB. Free memory was 402.5MB in the beginning and 402.4MB in the end (delta: 115.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:56:57,701 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 454.05ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 77.7MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.37ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 73.4MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 100.52ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 65.3MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 656.60ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 43.1MB in the end (delta: 22.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 39071.74ms. Allocated memory was 117.4MB in the beginning and 838.9MB in the end (delta: 721.4MB). Free memory was 42.4MB in the beginning and 402.5MB in the end (delta: -360.1MB). Peak memory consumption was 356.6MB. Max. memory is 16.1GB. * Witness Printer took 7.44ms. Allocated memory is still 838.9MB. Free memory was 402.5MB in the beginning and 402.4MB in the end (delta: 115.6kB). Peak memory consumption was 8.4MB. 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 shiftLeft at line 56, overapproximation of shiftLeft at line 110. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] signed short int var_1_3 = 2; [L25] signed short int var_1_4 = 256; [L26] signed short int var_1_5 = -256; [L27] signed short int var_1_6 = 2; [L28] signed long int var_1_7 = 255; [L29] signed long int var_1_8 = 127; [L30] signed long int var_1_9 = 128; [L31] signed long int var_1_10 = 499; [L32] unsigned short int var_1_11 = 10; [L33] unsigned char var_1_12 = 1; [L34] unsigned short int var_1_13 = 8; [L35] unsigned short int var_1_14 = 256; [L36] unsigned short int var_1_15 = 1; [L37] unsigned short int var_1_16 = 16; [L38] unsigned short int var_1_17 = 57705; [L39] unsigned long int var_1_18 = 64; VAL [isInitial=0, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L114] isInitial = 1 [L115] FCALL initially() [L117] FCALL updateLastVariables() [L118] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L65] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L66] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L66] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L67] var_1_3 = __VERIFIER_nondet_short() [L68] CALL assume_abort_if_not(var_1_3 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L68] RET assume_abort_if_not(var_1_3 >= -16383) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L69] CALL assume_abort_if_not(var_1_3 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L69] RET assume_abort_if_not(var_1_3 <= 16383) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L70] var_1_4 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_4 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L71] RET assume_abort_if_not(var_1_4 >= -8191) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L72] CALL assume_abort_if_not(var_1_4 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L72] RET assume_abort_if_not(var_1_4 <= 8192) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=-256, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L73] var_1_5 = __VERIFIER_nondet_short() [L74] CALL assume_abort_if_not(var_1_5 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L74] RET assume_abort_if_not(var_1_5 >= -8191) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L75] CALL assume_abort_if_not(var_1_5 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L75] RET assume_abort_if_not(var_1_5 <= 8191) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=2, var_1_7=255, var_1_8=127, var_1_9=128] [L76] var_1_6 = __VERIFIER_nondet_short() [L77] CALL assume_abort_if_not(var_1_6 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=127, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=127, var_1_9=128] [L77] RET assume_abort_if_not(var_1_6 >= -32767) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=127, var_1_9=128] [L78] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=127, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=127, var_1_9=128] [L78] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=127, var_1_9=128] [L79] var_1_8 = __VERIFIER_nondet_long() [L80] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=128] [L80] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=128] [L81] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=128] [L81] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=128] [L82] var_1_9 = __VERIFIER_nondet_long() [L83] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L83] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L84] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L84] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, var_1_10=499, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L85] var_1_10 = __VERIFIER_nondet_long() [L86] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L86] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L87] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L87] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L88] var_1_12 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L89] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L90] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L90] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L91] var_1_13 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L92] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L93] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L94] var_1_14 = __VERIFIER_nondet_ushort() [L95] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L95] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L96] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L96] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L97] var_1_15 = __VERIFIER_nondet_ushort() [L98] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L98] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L99] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L99] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L100] var_1_16 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L101] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L102] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L103] var_1_17 = __VERIFIER_nondet_ushort() [L104] CALL assume_abort_if_not(var_1_17 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L104] RET assume_abort_if_not(var_1_17 >= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L105] CALL assume_abort_if_not(var_1_17 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L105] RET assume_abort_if_not(var_1_17 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L118] RET updateVariables() [L119] CALL step() [L43] COND TRUE ! var_1_2 [L44] var_1_1 = (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=64, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L48] signed short int stepLocal_0 = var_1_5; VAL [isInitial=1, stepLocal_0=4, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=64, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=255, var_1_8=0, var_1_9=0] [L49] COND TRUE stepLocal_0 > 2 [L50] var_1_7 = ((var_1_8 + var_1_9) - var_1_10) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=64, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L52] var_1_18 = var_1_17 VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L53] COND FALSE !(var_1_2 && var_1_12) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L56] EXPR -25 << var_1_18 VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L56] COND TRUE var_1_3 < (200 * (-25 << var_1_18)) [L57] var_1_11 = ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))) VAL [isInitial=1, var_1_10=0, var_1_11=32767, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L119] RET step() [L120] CALL, EXPR property() [L110] EXPR (((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((signed long int) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15))))) VAL [isInitial=1, var_1_10=0, var_1_11=32767, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L110] EXPR (var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15)))) VAL [isInitial=1, var_1_10=0, var_1_11=32767, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L110] EXPR -25 << var_1_18 VAL [isInitial=1, var_1_10=0, var_1_11=32767, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L110] EXPR (var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15)))) VAL [isInitial=1, var_1_10=0, var_1_11=32767, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L110] EXPR (((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((signed long int) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15))))) VAL [isInitial=1, var_1_10=0, var_1_11=32767, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L110-L111] return ((((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((signed long int) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15)))))) && (var_1_18 == ((unsigned long int) var_1_17)) ; [L120] RET, EXPR property() [L120] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=32767, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=32767, var_1_12=1, var_1_13=32767, var_1_14=32767, var_1_15=-32769, var_1_16=32767, var_1_17=2147516415, var_1_18=32767, var_1_1=-1, var_1_2=0, var_1_3=-4800, var_1_4=4795, var_1_5=4, var_1_6=32766, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.8s, OverallIterations: 12, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 801 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 801 mSDsluCounter, 4670 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3098 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1397 IncrementalHoareTripleChecker+Invalid, 1405 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 1572 mSDtfsCounter, 1397 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=333occurred in iteration=10, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 153 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 31.6s InterpolantComputationTime, 2254 NumberOfCodeBlocks, 2254 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2064 ConstructedInterpolants, 0 QuantifiedInterpolants, 5361 SizeOfPredicates, 0 NumberOfNonLiveVariables, 367 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 18090/18144 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 04:56:57,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 372bad28063f40745a1d198085d9dba9c573515785fed9177a01325fc4e12ae1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:57:00,991 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:57:01,142 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:57:01,156 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:57:01,156 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:57:01,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:57:01,208 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:57:01,208 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:57:01,210 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:57:01,211 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:57:01,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:57:01,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:57:01,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:57:01,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:57:01,213 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:57:01,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:57:01,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:57:01,214 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:57:01,214 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:57:01,214 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:57:01,214 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:57:01,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:57:01,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:57:01,214 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:57:01,214 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:57:01,215 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:57:01,215 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:57:01,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:57:01,215 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:57:01,215 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:57:01,215 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:57:01,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:57:01,215 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:57:01,215 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:57:01,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:57:01,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:57:01,216 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:57:01,216 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:57:01,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:57:01,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:57:01,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:57:01,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:57:01,216 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:57:01,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:57:01,217 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:57:01,217 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:57:01,217 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:57:01,219 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:57:01,219 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:57:01,219 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:57:01,220 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB 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 -> Automizer 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 -> 372bad28063f40745a1d198085d9dba9c573515785fed9177a01325fc4e12ae1 [2024-11-28 04:57:01,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:57:01,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:57:01,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:57:01,693 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:57:01,694 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:57:01,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i [2024-11-28 04:57:05,201 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/data/db90b3fcd/e580b53ce8fd4760aaef61378e178d8e/FLAG3185dd90e [2024-11-28 04:57:05,596 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:57:05,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i [2024-11-28 04:57:05,614 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/data/db90b3fcd/e580b53ce8fd4760aaef61378e178d8e/FLAG3185dd90e [2024-11-28 04:57:05,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/data/db90b3fcd/e580b53ce8fd4760aaef61378e178d8e [2024-11-28 04:57:05,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:57:05,813 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:57:05,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:57:05,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:57:05,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:57:05,825 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:57:05" (1/1) ... [2024-11-28 04:57:05,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb96f9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:05, skipping insertion in model container [2024-11-28 04:57:05,826 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:57:05" (1/1) ... [2024-11-28 04:57:05,861 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:57:06,075 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_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i[916,929] [2024-11-28 04:57:06,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:57:06,170 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:57:06,185 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_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-86.i[916,929] [2024-11-28 04:57:06,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:57:06,245 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:57:06,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06 WrapperNode [2024-11-28 04:57:06,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:57:06,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:57:06,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:57:06,251 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:57:06,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,316 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2024-11-28 04:57:06,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:57:06,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:57:06,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:57:06,317 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:57:06,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,334 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,347 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:57:06,348 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,359 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,360 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:57:06,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:57:06,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:57:06,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:57:06,375 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (1/1) ... [2024-11-28 04:57:06,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:57:06,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:06,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:57:06,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:57:06,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:57:06,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:57:06,468 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:57:06,469 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:57:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:57:06,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:57:06,557 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:57:06,558 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:57:06,930 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-28 04:57:06,930 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:57:06,948 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:57:06,948 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:57:06,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:57:06 BoogieIcfgContainer [2024-11-28 04:57:06,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:57:06,953 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:57:06,954 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:57:06,962 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:57:06,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:57:05" (1/3) ... [2024-11-28 04:57:06,963 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5fc231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:57:06, skipping insertion in model container [2024-11-28 04:57:06,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:57:06" (2/3) ... [2024-11-28 04:57:06,966 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5fc231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:57:06, skipping insertion in model container [2024-11-28 04:57:06,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:57:06" (3/3) ... [2024-11-28 04:57:06,969 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-86.i [2024-11-28 04:57:06,991 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:57:06,992 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-86.i that has 2 procedures, 67 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:57:07,114 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:57:07,130 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=PETRI_NET, 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;@64d47f4d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:57:07,130 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:57:07,135 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:57:07,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 04:57:07,151 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:57:07,152 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:57:07,153 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:57:07,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:07,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1605405134, now seen corresponding path program 1 times [2024-11-28 04:57:07,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:57:07,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [837152892] [2024-11-28 04:57:07,173 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:07,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:57:07,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:07,179 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:57:07,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:57:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:07,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:57:07,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-28 04:57:07,559 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:57:07,560 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:57:07,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837152892] [2024-11-28 04:57:07,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [837152892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:57:07,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:57:07,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:57:07,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961199834] [2024-11-28 04:57:07,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:57:07,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:57:07,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:57:07,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:57:07,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:57:07,605 INFO L87 Difference]: Start difference. First operand has 67 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 04:57:07,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:57:07,660 INFO L93 Difference]: Finished difference Result 127 states and 224 transitions. [2024-11-28 04:57:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:57:07,664 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 168 [2024-11-28 04:57:07,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:57:07,675 INFO L225 Difference]: With dead ends: 127 [2024-11-28 04:57:07,676 INFO L226 Difference]: Without dead ends: 63 [2024-11-28 04:57:07,682 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:57:07,688 INFO L435 NwaCegarLoop]: 94 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, 94 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 [2024-11-28 04:57:07,690 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:57:07,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-11-28 04:57:07,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-11-28 04:57:07,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:57:07,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 94 transitions. [2024-11-28 04:57:07,767 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 94 transitions. Word has length 168 [2024-11-28 04:57:07,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:57:07,769 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 94 transitions. [2024-11-28 04:57:07,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 04:57:07,770 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2024-11-28 04:57:07,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 04:57:07,776 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:57:07,777 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:57:07,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:57:07,981 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:57:07,982 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:57:07,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:07,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1877447118, now seen corresponding path program 1 times [2024-11-28 04:57:07,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:57:07,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [149989235] [2024-11-28 04:57:07,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:07,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:57:07,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:07,990 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:57:07,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:57:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:08,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:57:08,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:08,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 04:57:08,323 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:57:08,323 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:57:08,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149989235] [2024-11-28 04:57:08,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149989235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:57:08,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:57:08,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:57:08,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748861015] [2024-11-28 04:57:08,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:57:08,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:57:08,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:57:08,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:57:08,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:57:08,332 INFO L87 Difference]: Start difference. First operand 63 states and 94 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:57:08,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:57:08,397 INFO L93 Difference]: Finished difference Result 136 states and 201 transitions. [2024-11-28 04:57:08,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:57:08,399 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 168 [2024-11-28 04:57:08,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:57:08,402 INFO L225 Difference]: With dead ends: 136 [2024-11-28 04:57:08,402 INFO L226 Difference]: Without dead ends: 76 [2024-11-28 04:57:08,403 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:57:08,404 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 13 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:57:08,405 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 181 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:57:08,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-28 04:57:08,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 67. [2024-11-28 04:57:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 37 states have (on average 1.162162162162162) internal successors, (43), 37 states have internal predecessors, (43), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:57:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 99 transitions. [2024-11-28 04:57:08,419 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 99 transitions. Word has length 168 [2024-11-28 04:57:08,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:57:08,422 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 99 transitions. [2024-11-28 04:57:08,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 04:57:08,422 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2024-11-28 04:57:08,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 04:57:08,429 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:57:08,429 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:57:08,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 04:57:08,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:57:08,630 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:57:08,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:08,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1737461808, now seen corresponding path program 1 times [2024-11-28 04:57:08,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:57:08,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2031938097] [2024-11-28 04:57:08,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:08,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:57:08,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:57:08,636 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:57:08,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9ff44d-fea0-44c5-93f6-e37d8df26c0b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:57:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:08,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 04:57:08,819 INFO L279 TraceCheckSpWp]: Computing forward predicates...