./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.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_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1 --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 b91ebd1689e4194b5d79759535cd76cf95d0d89593ded7ad5125fdaefe13f43a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:27:45,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:27:45,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 07:27:45,148 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:27:45,149 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:27:45,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:27:45,170 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:27:45,170 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:27:45,170 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:27:45,170 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:27:45,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:27:45,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:27:45,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:27:45,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:27:45,171 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:27:45,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:27:45,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:27:45,171 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:27:45,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:27:45,172 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:27:45,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:27:45,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:27:45,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:27:45,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:27:45,172 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:27:45,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:27:45,172 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:27:45,172 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:27:45,172 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:27:45,173 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:27:45,173 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:27:45,173 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:27:45,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:27:45,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:27:45,173 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:27:45,173 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:27:45,173 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:27:45,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:27:45,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:27:45,173 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:27:45,174 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:27:45,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:27:45,174 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:27:45,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:27:45,174 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:27:45,174 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:27:45,174 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:27:45,174 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:27:45,174 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_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1 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 -> b91ebd1689e4194b5d79759535cd76cf95d0d89593ded7ad5125fdaefe13f43a [2024-12-02 07:27:45,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:27:45,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:27:45,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:27:45,435 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:27:45,435 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:27:45,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i [2024-12-02 07:27:48,681 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/data/3def3fbbc/a4369ce3637f413b98a31af429baf1d5/FLAGb66c06182 [2024-12-02 07:27:48,952 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:27:48,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i [2024-12-02 07:27:48,964 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/data/3def3fbbc/a4369ce3637f413b98a31af429baf1d5/FLAGb66c06182 [2024-12-02 07:27:48,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/data/3def3fbbc/a4369ce3637f413b98a31af429baf1d5 [2024-12-02 07:27:48,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:27:48,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:27:48,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:27:48,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:27:48,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:27:48,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:27:48" (1/1) ... [2024-12-02 07:27:48,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b5f0642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:48, skipping insertion in model container [2024-12-02 07:27:48,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:27:48" (1/1) ... [2024-12-02 07:27:49,024 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:27:49,189 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_4078b1b5-a27c-4116-850d-f65c5eb303c1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i[916,929] [2024-12-02 07:27:49,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:27:49,290 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:27:49,303 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_4078b1b5-a27c-4116-850d-f65c5eb303c1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i[916,929] [2024-12-02 07:27:49,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:27:49,363 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:27:49,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49 WrapperNode [2024-12-02 07:27:49,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:27:49,366 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:27:49,366 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:27:49,366 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:27:49,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,386 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,426 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2024-12-02 07:27:49,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:27:49,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:27:49,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:27:49,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:27:49,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,444 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,464 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]. [2024-12-02 07:27:49,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,477 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:27:49,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:27:49,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:27:49,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:27:49,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (1/1) ... [2024-12-02 07:27:49,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:27:49,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:27:49,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:27:49,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:27:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:27:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:27:49,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:27:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 07:27:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:27:49,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:27:49,663 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:27:49,666 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:27:50,127 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-02 07:27:50,128 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:27:50,148 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:27:50,149 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:27:50,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:27:50 BoogieIcfgContainer [2024-12-02 07:27:50,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:27:50,151 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:27:50,152 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:27:50,157 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:27:50,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:27:48" (1/3) ... [2024-12-02 07:27:50,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e563172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:27:50, skipping insertion in model container [2024-12-02 07:27:50,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:49" (2/3) ... [2024-12-02 07:27:50,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e563172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:27:50, skipping insertion in model container [2024-12-02 07:27:50,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:27:50" (3/3) ... [2024-12-02 07:27:50,160 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-12.i [2024-12-02 07:27:50,173 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:27:50,175 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-12.i that has 2 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:27:50,229 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:27:50,241 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;@9101422, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:27:50,241 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:27:50,245 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 59 states have (on average 1.4915254237288136) internal successors, (88), 60 states have internal predecessors, (88), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 07:27:50,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 07:27:50,256 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:27:50,257 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:27:50,258 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:27:50,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:27:50,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1985683578, now seen corresponding path program 1 times [2024-12-02 07:27:50,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:27:50,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361427799] [2024-12-02 07:27:50,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:27:50,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:27:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:27:50,596 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-12-02 07:27:50,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:27:50,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361427799] [2024-12-02 07:27:50,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361427799] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:27:50,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [285121647] [2024-12-02 07:27:50,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:27:50,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:27:50,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:27:50,601 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:27:50,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:27:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:27:50,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:27:50,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:27:50,817 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-12-02 07:27:50,817 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:27:50,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [285121647] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:27:50,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:27:50,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 07:27:50,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928249738] [2024-12-02 07:27:50,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:27:50,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:27:50,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:27:50,842 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:27:50,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:27:50,845 INFO L87 Difference]: Start difference. First operand has 83 states, 59 states have (on average 1.4915254237288136) internal successors, (88), 60 states have internal predecessors, (88), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 07:27:50,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:27:50,873 INFO L93 Difference]: Finished difference Result 159 states and 275 transitions. [2024-12-02 07:27:50,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:27:50,876 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 142 [2024-12-02 07:27:50,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:27:50,882 INFO L225 Difference]: With dead ends: 159 [2024-12-02 07:27:50,882 INFO L226 Difference]: Without dead ends: 79 [2024-12-02 07:27:50,886 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:27:50,888 INFO L435 NwaCegarLoop]: 123 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, 123 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 [2024-12-02 07:27:50,889 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:27:50,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-12-02 07:27:50,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-12-02 07:27:50,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 56 states have (on average 1.4464285714285714) internal successors, (81), 56 states have internal predecessors, (81), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 07:27:50,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 123 transitions. [2024-12-02 07:27:50,932 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 123 transitions. Word has length 142 [2024-12-02 07:27:50,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:27:50,932 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 123 transitions. [2024-12-02 07:27:50,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 07:27:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 123 transitions. [2024-12-02 07:27:50,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 07:27:50,936 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:27:50,936 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:27:50,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 07:27:51,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 07:27:51,137 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:27:51,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:27:51,138 INFO L85 PathProgramCache]: Analyzing trace with hash 829573244, now seen corresponding path program 1 times [2024-12-02 07:27:51,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:27:51,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341837263] [2024-12-02 07:27:51,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:27:51,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:27:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:27:51,363 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 07:27:51,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:27:51,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341837263] [2024-12-02 07:27:51,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341837263] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:27:51,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:27:51,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:27:51,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805855856] [2024-12-02 07:27:51,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:27:51,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:27:51,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:27:51,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:27:51,366 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:27:51,366 INFO L87 Difference]: Start difference. First operand 79 states and 123 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 07:27:51,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:27:51,445 INFO L93 Difference]: Finished difference Result 192 states and 295 transitions. [2024-12-02 07:27:51,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:27:51,446 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 142 [2024-12-02 07:27:51,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:27:51,448 INFO L225 Difference]: With dead ends: 192 [2024-12-02 07:27:51,448 INFO L226 Difference]: Without dead ends: 116 [2024-12-02 07:27:51,449 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 [2024-12-02 07:27:51,450 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 49 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:27:51,450 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 239 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:27:51,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-12-02 07:27:51,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 113. [2024-12-02 07:27:51,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 79 states have (on average 1.3417721518987342) internal successors, (106), 80 states have internal predecessors, (106), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 07:27:51,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 168 transitions. [2024-12-02 07:27:51,468 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 168 transitions. Word has length 142 [2024-12-02 07:27:51,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:27:51,469 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 168 transitions. [2024-12-02 07:27:51,469 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 07:27:51,469 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 168 transitions. [2024-12-02 07:27:51,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 07:27:51,471 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:27:51,472 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:27:51,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 07:27:51,472 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:27:51,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:27:51,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1361898900, now seen corresponding path program 1 times [2024-12-02 07:27:51,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:27:51,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906415961] [2024-12-02 07:27:51,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:27:51,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:27:51,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:27:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 07:27:51,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:27:51,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906415961] [2024-12-02 07:27:51,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906415961] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:27:51,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:27:51,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:27:51,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174232810] [2024-12-02 07:27:51,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:27:51,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:27:51,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:27:51,945 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:27:51,945 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:27:51,945 INFO L87 Difference]: Start difference. First operand 113 states and 168 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 07:27:52,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:27:52,006 INFO L93 Difference]: Finished difference Result 224 states and 334 transitions. [2024-12-02 07:27:52,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:27:52,007 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 143 [2024-12-02 07:27:52,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:27:52,011 INFO L225 Difference]: With dead ends: 224 [2024-12-02 07:27:52,011 INFO L226 Difference]: Without dead ends: 114 [2024-12-02 07:27:52,012 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:27:52,013 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 36 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:27:52,013 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 275 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:27:52,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-12-02 07:27:52,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 113. [2024-12-02 07:27:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 79 states have (on average 1.3164556962025316) internal successors, (104), 80 states have internal predecessors, (104), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 07:27:52,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 166 transitions. [2024-12-02 07:27:52,029 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 166 transitions. Word has length 143 [2024-12-02 07:27:52,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:27:52,030 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 166 transitions. [2024-12-02 07:27:52,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 07:27:52,030 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 166 transitions. [2024-12-02 07:27:52,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 07:27:52,033 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:27:52,033 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:27:52,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 07:27:52,033 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:27:52,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:27:52,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1728635281, now seen corresponding path program 1 times [2024-12-02 07:27:52,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:27:52,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300601631] [2024-12-02 07:27:52,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:27:52,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:27:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 07:27:52,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [646296517] [2024-12-02 07:27:52,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:27:52,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:27:52,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:27:52,207 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:27:52,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 07:27:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:27:52,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 07:27:52,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:27:52,962 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 07:27:52,962 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:27:52,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:27:52,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300601631] [2024-12-02 07:27:52,963 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 07:27:52,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646296517] [2024-12-02 07:27:52,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [646296517] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:27:52,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:27:52,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:27:52,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037586017] [2024-12-02 07:27:52,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:27:52,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:27:52,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:27:52,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:27:52,965 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:27:52,965 INFO L87 Difference]: Start difference. First operand 113 states and 166 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 07:27:53,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:27:53,167 INFO L93 Difference]: Finished difference Result 323 states and 480 transitions. [2024-12-02 07:27:53,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:27:53,168 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 145 [2024-12-02 07:27:53,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:27:53,170 INFO L225 Difference]: With dead ends: 323 [2024-12-02 07:27:53,170 INFO L226 Difference]: Without dead ends: 213 [2024-12-02 07:27:53,171 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:27:53,172 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 101 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 321 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:27:53,172 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 321 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:27:53,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-12-02 07:27:53,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 153. [2024-12-02 07:27:53,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 97 states have (on average 1.2577319587628866) internal successors, (122), 98 states have internal predecessors, (122), 52 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-12-02 07:27:53,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 226 transitions. [2024-12-02 07:27:53,201 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 226 transitions. Word has length 145 [2024-12-02 07:27:53,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:27:53,201 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 226 transitions. [2024-12-02 07:27:53,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 07:27:53,202 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 226 transitions. [2024-12-02 07:27:53,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 07:27:53,204 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:27:53,204 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:27:53,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 07:27:53,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:27:53,405 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:27:53,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:27:53,406 INFO L85 PathProgramCache]: Analyzing trace with hash 760893681, now seen corresponding path program 1 times [2024-12-02 07:27:53,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:27:53,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39427804] [2024-12-02 07:27:53,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:27:53,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:27:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 07:27:53,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1833929067] [2024-12-02 07:27:53,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:27:53,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:27:53,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:27:53,569 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:27:53,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 07:27:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:27:53,767 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 07:27:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:27:53,908 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 07:27:53,908 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 07:27:53,909 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 07:27:53,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 07:27:54,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:27:54,115 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-12-02 07:27:54,222 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 07:27:54,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:27:54 BoogieIcfgContainer [2024-12-02 07:27:54,226 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 07:27:54,227 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 07:27:54,227 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 07:27:54,227 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 07:27:54,228 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:27:50" (3/4) ... [2024-12-02 07:27:54,230 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 07:27:54,231 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 07:27:54,232 INFO L158 Benchmark]: Toolchain (without parser) took 5243.96ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 92.0MB in the beginning and 131.9MB in the end (delta: -39.9MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2024-12-02 07:27:54,233 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:27:54,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.91ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 76.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 07:27:54,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.77ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 71.8MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:27:54,234 INFO L158 Benchmark]: Boogie Preprocessor took 66.81ms. Allocated memory is still 117.4MB. Free memory was 71.8MB in the beginning and 65.2MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 07:27:54,234 INFO L158 Benchmark]: RCFGBuilder took 654.97ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 90.4MB in the end (delta: -25.2MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-12-02 07:27:54,234 INFO L158 Benchmark]: TraceAbstraction took 4074.61ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 89.8MB in the beginning and 131.9MB in the end (delta: -42.1MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2024-12-02 07:27:54,235 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 201.3MB. Free memory was 131.9MB in the beginning and 131.9MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:27:54,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.91ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 76.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.77ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 71.8MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.81ms. Allocated memory is still 117.4MB. Free memory was 71.8MB in the beginning and 65.2MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 654.97ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 90.4MB in the end (delta: -25.2MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * TraceAbstraction took 4074.61ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 89.8MB in the beginning and 131.9MB in the end (delta: -42.1MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 201.3MB. Free memory was 131.9MB in the beginning and 131.9MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 166, overapproximation of someBinaryDOUBLEComparisonOperation at line 173, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 190, overapproximation of someBinaryDOUBLEComparisonOperation at line 164, overapproximation of someBinaryDOUBLEComparisonOperation at line 155, overapproximation of someBinaryDOUBLEComparisonOperation at line 174, overapproximation of someBinaryDOUBLEComparisonOperation at line 168, overapproximation of someBinaryDOUBLEComparisonOperation at line 190, overapproximation of someBinaryDOUBLEComparisonOperation at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 82. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 100; [L23] unsigned char var_1_5 = 0; [L24] double var_1_6 = 4.5; [L25] unsigned char var_1_7 = 2; [L26] unsigned char var_1_8 = 2; [L27] double var_1_12 = 16.4; [L28] signed long int var_1_13 = 32; [L29] signed short int var_1_15 = -10; [L30] signed long int var_1_16 = -5; [L31] unsigned char var_1_17 = 1; [L32] signed short int var_1_18 = 500; [L33] double var_1_19 = 32.5; [L34] signed char var_1_20 = 0; [L35] double var_1_21 = 2.5; [L36] double var_1_22 = 0.0; [L37] double var_1_23 = 9.6; [L38] unsigned char var_1_24 = 64; [L39] unsigned char var_1_25 = 0; [L40] unsigned short int var_1_26 = 8; [L41] unsigned short int var_1_28 = 16; [L42] double var_1_29 = 200.5; [L43] unsigned short int var_1_30 = 20701; [L44] double last_1_var_1_6 = 4.5; [L45] signed long int last_1_var_1_16 = -5; [L46] signed short int last_1_var_1_18 = 500; [L47] signed char last_1_var_1_20 = 0; [L48] double last_1_var_1_21 = 2.5; [L49] unsigned char last_1_var_1_24 = 64; [L50] unsigned short int last_1_var_1_26 = 8; [L51] unsigned short int last_1_var_1_28 = 16; VAL [isInitial=0, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=2, var_1_8=2] [L194] isInitial = 1 [L195] FCALL initially() [L197] CALL updateLastVariables() [L180] last_1_var_1_6 = var_1_6 [L181] last_1_var_1_16 = var_1_16 [L182] last_1_var_1_18 = var_1_18 [L183] last_1_var_1_20 = var_1_20 [L184] last_1_var_1_21 = var_1_21 [L185] last_1_var_1_24 = var_1_24 [L186] last_1_var_1_26 = var_1_26 [L187] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=2, var_1_8=2] [L197] RET updateLastVariables() [L198] CALL updateVariables() [L145] var_1_5 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_6=9/2, var_1_7=2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_6=9/2, var_1_7=2, var_1_8=2] [L146] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_6=9/2, var_1_7=2, var_1_8=2] [L147] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=2, var_1_8=2] [L147] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=2, var_1_8=2] [L148] var_1_7 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_8=2] [L149] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_8=2] [L150] CALL assume_abort_if_not(var_1_7 <= 23) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=2] [L150] RET assume_abort_if_not(var_1_7 <= 23) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=2] [L151] var_1_8 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0] [L152] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0] [L153] CALL assume_abort_if_not(var_1_8 <= 23) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L153] RET assume_abort_if_not(var_1_8 <= 23) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L154] var_1_12 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L155] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L156] var_1_15 = __VERIFIER_nondet_short() [L157] CALL assume_abort_if_not(var_1_15 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L157] RET assume_abort_if_not(var_1_15 >= -32768) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L158] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L158] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L159] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L159] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L160] var_1_17 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L161] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L162] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L162] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L163] var_1_19 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854776000e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L164] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854776000e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L165] var_1_22 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L166] RET assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L167] var_1_23 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L168] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L169] var_1_25 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L170] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L171] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L171] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L172] var_1_29 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L173] RET assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L174] CALL assume_abort_if_not(var_1_29 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L174] RET assume_abort_if_not(var_1_29 != 0.0F) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L175] var_1_30 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_30 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L176] RET assume_abort_if_not(var_1_30 >= 16383) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L177] CALL assume_abort_if_not(var_1_30 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L177] RET assume_abort_if_not(var_1_30 <= 32767) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L198] RET updateVariables() [L199] CALL step() [L55] unsigned char stepLocal_0 = ! var_1_5; VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L56] COND FALSE !(((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && stepLocal_0) [L59] var_1_1 = last_1_var_1_26 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L61] EXPR (last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L61] signed long int stepLocal_1 = (last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))); [L62] COND FALSE !(last_1_var_1_18 <= stepLocal_1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L69] signed long int stepLocal_3 = last_1_var_1_26 + var_1_8; VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_3=9, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L70] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_3=9, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L81] COND TRUE ! (last_1_var_1_18 <= (var_1_7 / var_1_15)) [L82] var_1_21 = ((((((var_1_22 - 7.5) - var_1_23)) > (var_1_12)) ? (((var_1_22 - 7.5) - var_1_23)) : (var_1_12))) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_3=9, var_1_12=0, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=64, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L86] COND FALSE !(var_1_17 || (var_1_8 >= last_1_var_1_24)) [L91] var_1_24 = var_1_7 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_3=9, var_1_12=0, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L93] COND FALSE !(var_1_19 == var_1_21) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_3=9, var_1_12=0, var_1_13=32, var_1_15=-1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L100] COND FALSE !(var_1_5 && var_1_17) [L103] var_1_16 = (var_1_8 - var_1_7) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_3=9, var_1_12=0, var_1_13=32, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L105] unsigned char stepLocal_2 = var_1_24; VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_2=0, stepLocal_3=9, var_1_12=0, var_1_13=32, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L106] COND TRUE var_1_21 > var_1_21 [L107] var_1_13 = (var_1_7 - var_1_24) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_2=0, stepLocal_3=9, var_1_12=0, var_1_13=0, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=8, var_1_28=16, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L115] COND FALSE !(\read(var_1_17)) [L122] var_1_28 = var_1_1 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_2=0, stepLocal_3=9, var_1_12=0, var_1_13=0, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=8, var_1_28=8, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L124] COND TRUE ! var_1_17 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_2=0, stepLocal_3=9, var_1_12=0, var_1_13=0, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=8, var_1_28=8, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L125] COND FALSE !(\read(var_1_17)) [L138] var_1_26 = var_1_18 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_2=0, stepLocal_3=9, var_1_12=0, var_1_13=0, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=500, var_1_28=8, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L199] RET step() [L200] CALL, EXPR property() [L190] EXPR ((((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && (! var_1_5)) ? (var_1_1 == ((signed short int) last_1_var_1_26)) : (var_1_1 == ((signed short int) last_1_var_1_26))) && ((last_1_var_1_18 <= ((last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (((- last_1_var_1_21) > (last_1_var_1_6 + (- last_1_var_1_21))) ? (var_1_6 == ((double) var_1_12)) : (var_1_6 == ((double) var_1_12))) : 1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=0, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=500, var_1_28=8, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L190] EXPR (last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=0, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=500, var_1_28=8, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L190] EXPR ((((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && (! var_1_5)) ? (var_1_1 == ((signed short int) last_1_var_1_26)) : (var_1_1 == ((signed short int) last_1_var_1_26))) && ((last_1_var_1_18 <= ((last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (((- last_1_var_1_21) > (last_1_var_1_6 + (- last_1_var_1_21))) ? (var_1_6 == ((double) var_1_12)) : (var_1_6 == ((double) var_1_12))) : 1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=0, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=500, var_1_28=8, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L190-L191] return ((((((((((((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && (! var_1_5)) ? (var_1_1 == ((signed short int) last_1_var_1_26)) : (var_1_1 == ((signed short int) last_1_var_1_26))) && ((last_1_var_1_18 <= ((last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (((- last_1_var_1_21) > (last_1_var_1_6 + (- last_1_var_1_21))) ? (var_1_6 == ((double) var_1_12)) : (var_1_6 == ((double) var_1_12))) : 1)) && ((var_1_21 > var_1_21) ? (var_1_13 == ((signed long int) (var_1_7 - var_1_24))) : (((var_1_16 / var_1_15) < var_1_24) ? (var_1_13 == ((signed long int) var_1_7)) : (var_1_13 == ((signed long int) var_1_15))))) && ((var_1_5 && var_1_17) ? (var_1_16 == ((signed long int) ((((last_1_var_1_16) > (var_1_15)) ? (last_1_var_1_16) : (var_1_15))))) : (var_1_16 == ((signed long int) (var_1_8 - var_1_7))))) && (var_1_5 ? ((((((last_1_var_1_6) < ((1.0000000075E8 - var_1_19))) ? (last_1_var_1_6) : ((1.0000000075E8 - var_1_19)))) > var_1_12) ? (((last_1_var_1_26 + var_1_8) >= last_1_var_1_24) ? (var_1_18 == ((signed short int) var_1_7)) : (var_1_18 == ((signed short int) last_1_var_1_24))) : (var_1_18 == ((signed short int) var_1_8))) : 1)) && ((var_1_19 == var_1_21) ? ((! var_1_17) ? (var_1_20 == ((signed char) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) : (var_1_20 == ((signed char) var_1_7))) : 1)) && ((! (last_1_var_1_18 <= (var_1_7 / var_1_15))) ? (var_1_21 == ((double) ((((((var_1_22 - 7.5) - var_1_23)) > (var_1_12)) ? (((var_1_22 - 7.5) - var_1_23)) : (var_1_12))))) : (var_1_21 == ((double) var_1_22)))) && ((var_1_17 || (var_1_8 >= last_1_var_1_24)) ? ((var_1_17 && (var_1_21 != var_1_23)) ? (var_1_24 == ((unsigned char) ((((var_1_7) < (var_1_25)) ? (var_1_7) : (var_1_25))))) : 1) : (var_1_24 == ((unsigned char) var_1_7)))) && ((! var_1_17) ? (var_1_17 ? ((var_1_6 <= ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) ? ((var_1_19 <= ((var_1_12 + var_1_6) / var_1_22)) ? (((~ var_1_24) > var_1_1) ? (var_1_26 == ((unsigned short int) var_1_13)) : (var_1_26 == ((unsigned short int) var_1_7))) : 1) : (var_1_26 == ((unsigned short int) var_1_18))) : (var_1_26 == ((unsigned short int) var_1_18))) : (var_1_26 == ((unsigned short int) var_1_8)))) && (var_1_17 ? ((var_1_21 <= ((var_1_6 / var_1_22) + (var_1_21 / var_1_29))) ? (var_1_28 == ((unsigned short int) ((59265 - ((((var_1_8) > (var_1_18)) ? (var_1_8) : (var_1_18)))) - (var_1_30 - var_1_13)))) : (var_1_28 == ((unsigned short int) var_1_13))) : (var_1_28 == ((unsigned short int) var_1_1))) ; [L200] RET, EXPR property() [L200] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=0, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=500, var_1_28=8, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=0, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=0, var_1_25=-512, var_1_26=500, var_1_28=8, var_1_30=-49153, var_1_5=-256, var_1_6=9/2, var_1_7=0, var_1_8=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 5, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 186 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 186 mSDsluCounter, 958 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 464 mSDsCounter, 51 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 76 IncrementalHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 51 mSolverCounterUnsat, 494 mSDtfsCounter, 76 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 296 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=153occurred in iteration=4, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 64 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1149 NumberOfCodeBlocks, 1149 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 709 ConstructedInterpolants, 0 QuantifiedInterpolants, 2003 SizeOfPredicates, 4 NumberOfNonLiveVariables, 725 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 4160/4200 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 [2024-12-02 07:27:54,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1 --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 b91ebd1689e4194b5d79759535cd76cf95d0d89593ded7ad5125fdaefe13f43a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:27:56,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:27:56,775 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 07:27:56,781 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:27:56,782 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:27:56,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:27:56,810 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:27:56,810 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:27:56,810 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:27:56,810 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:27:56,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:27:56,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:27:56,811 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:27:56,811 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:27:56,811 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:27:56,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:27:56,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:27:56,812 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:27:56,812 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:27:56,812 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:27:56,812 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:27:56,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:27:56,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:27:56,813 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 07:27:56,813 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 07:27:56,813 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 07:27:56,813 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:27:56,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:27:56,813 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:27:56,813 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:27:56,813 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:27:56,814 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:27:56,814 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:27:56,814 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:27:56,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:27:56,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:27:56,814 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:27:56,814 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:27:56,814 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:27:56,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:27:56,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:27:56,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:27:56,815 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:27:56,815 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:27:56,815 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 07:27:56,815 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 07:27:56,815 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:27:56,815 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:27:56,816 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:27:56,816 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:27:56,816 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_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1 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 -> b91ebd1689e4194b5d79759535cd76cf95d0d89593ded7ad5125fdaefe13f43a [2024-12-02 07:27:57,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:27:57,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:27:57,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:27:57,122 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:27:57,123 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:27:57,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i [2024-12-02 07:28:00,472 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/data/7a0494d58/7aa81b2e279842ea9e8601ff7e611390/FLAG6e40deac2 [2024-12-02 07:28:00,713 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:28:00,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i [2024-12-02 07:28:00,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/data/7a0494d58/7aa81b2e279842ea9e8601ff7e611390/FLAG6e40deac2 [2024-12-02 07:28:00,744 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/data/7a0494d58/7aa81b2e279842ea9e8601ff7e611390 [2024-12-02 07:28:00,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:28:00,748 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:28:00,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:28:00,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:28:00,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:28:00,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:28:00" (1/1) ... [2024-12-02 07:28:00,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d416576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:00, skipping insertion in model container [2024-12-02 07:28:00,757 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:28:00" (1/1) ... [2024-12-02 07:28:00,783 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:28:00,948 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_4078b1b5-a27c-4116-850d-f65c5eb303c1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i[916,929] [2024-12-02 07:28:01,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:28:01,021 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:28:01,030 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_4078b1b5-a27c-4116-850d-f65c5eb303c1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i[916,929] [2024-12-02 07:28:01,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:28:01,075 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:28:01,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01 WrapperNode [2024-12-02 07:28:01,076 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:28:01,077 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:28:01,077 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:28:01,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:28:01,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,115 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2024-12-02 07:28:01,115 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:28:01,116 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:28:01,116 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:28:01,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:28:01,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,126 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,136 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]. [2024-12-02 07:28:01,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,147 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:28:01,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:28:01,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:28:01,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:28:01,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (1/1) ... [2024-12-02 07:28:01,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:28:01,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:28:01,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:28:01,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:28:01,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:28:01,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 07:28:01,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:28:01,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:28:01,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:28:01,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:28:01,307 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:28:01,309 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:28:25,183 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-02 07:28:25,184 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:28:25,194 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:28:25,194 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:28:25,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:28:25 BoogieIcfgContainer [2024-12-02 07:28:25,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:28:25,197 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:28:25,197 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:28:25,202 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:28:25,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:28:00" (1/3) ... [2024-12-02 07:28:25,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@321a8b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:28:25, skipping insertion in model container [2024-12-02 07:28:25,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:28:01" (2/3) ... [2024-12-02 07:28:25,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@321a8b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:28:25, skipping insertion in model container [2024-12-02 07:28:25,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:28:25" (3/3) ... [2024-12-02 07:28:25,204 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-12.i [2024-12-02 07:28:25,216 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:28:25,218 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-12.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:28:25,258 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:28:25,266 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;@1ccf770b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:28:25,266 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:28:25,269 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 07:28:25,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 07:28:25,280 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:28:25,280 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:28:25,281 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:28:25,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:28:25,286 INFO L85 PathProgramCache]: Analyzing trace with hash 426080427, now seen corresponding path program 1 times [2024-12-02 07:28:25,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:28:25,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [709217714] [2024-12-02 07:28:25,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:28:25,296 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:28:25,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:28:25,298 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:28:25,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 07:28:26,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:28:26,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:28:26,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:28:27,031 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2024-12-02 07:28:27,031 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:28:27,031 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:28:27,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [709217714] [2024-12-02 07:28:27,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [709217714] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:28:27,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:28:27,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:28:27,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475058434] [2024-12-02 07:28:27,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:28:27,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:28:27,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:28:27,055 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:28:27,056 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:28:27,058 INFO L87 Difference]: Start difference. First operand has 76 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 07:28:27,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:28:27,084 INFO L93 Difference]: Finished difference Result 145 states and 255 transitions. [2024-12-02 07:28:27,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:28:27,086 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 139 [2024-12-02 07:28:27,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:28:27,093 INFO L225 Difference]: With dead ends: 145 [2024-12-02 07:28:27,093 INFO L226 Difference]: Without dead ends: 72 [2024-12-02 07:28:27,096 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:28:27,099 INFO L435 NwaCegarLoop]: 112 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, 112 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 [2024-12-02 07:28:27,100 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:28:27,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-12-02 07:28:27,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-12-02 07:28:27,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 49 states have internal predecessors, (70), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 07:28:27,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 112 transitions. [2024-12-02 07:28:27,138 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 112 transitions. Word has length 139 [2024-12-02 07:28:27,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:28:27,138 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 112 transitions. [2024-12-02 07:28:27,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 07:28:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2024-12-02 07:28:27,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 07:28:27,141 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:28:27,141 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:28:27,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 07:28:27,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:28:27,342 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:28:27,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:28:27,343 INFO L85 PathProgramCache]: Analyzing trace with hash -896830403, now seen corresponding path program 1 times [2024-12-02 07:28:27,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:28:27,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1506798913] [2024-12-02 07:28:27,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:28:27,344 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:28:27,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:28:27,346 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:28:27,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 07:28:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:28:29,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 07:28:29,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:28:37,427 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 07:28:37,427 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:28:37,427 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:28:37,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1506798913] [2024-12-02 07:28:37,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1506798913] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:28:37,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:28:37,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:28:37,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017465441] [2024-12-02 07:28:37,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:28:37,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:28:37,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:28:37,430 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:28:37,430 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:28:37,431 INFO L87 Difference]: Start difference. First operand 72 states and 112 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 07:28:42,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:28:46,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:28:51,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.61s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:28:55,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:28:59,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.47s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:29:04,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:29:08,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:29:13,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:29:17,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:29:21,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:29:21,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:29:21,707 INFO L93 Difference]: Finished difference Result 217 states and 341 transitions. [2024-12-02 07:29:21,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:29:21,924 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 140 [2024-12-02 07:29:21,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:29:21,926 INFO L225 Difference]: With dead ends: 217 [2024-12-02 07:29:21,926 INFO L226 Difference]: Without dead ends: 148 [2024-12-02 07:29:21,926 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:29:21,927 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 106 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 43 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:29:21,927 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 315 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 11 Invalid, 10 Unknown, 0 Unchecked, 44.1s Time] [2024-12-02 07:29:21,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-12-02 07:29:21,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 112. [2024-12-02 07:29:21,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 67 states have (on average 1.3134328358208955) internal successors, (88), 67 states have internal predecessors, (88), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-12-02 07:29:21,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 172 transitions. [2024-12-02 07:29:21,946 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 172 transitions. Word has length 140 [2024-12-02 07:29:21,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:29:21,946 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 172 transitions. [2024-12-02 07:29:21,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 07:29:21,946 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 172 transitions. [2024-12-02 07:29:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 07:29:21,948 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:29:21,948 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:29:21,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 07:29:22,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:29:22,148 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:29:22,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:29:22,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1403992187, now seen corresponding path program 1 times [2024-12-02 07:29:22,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:29:22,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [420915554] [2024-12-02 07:29:22,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:29:22,150 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:29:22,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:29:22,151 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:29:22,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-12-02 07:29:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:29:23,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 07:29:23,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:29:24,231 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 07:29:24,231 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:29:24,231 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:29:24,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [420915554] [2024-12-02 07:29:24,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [420915554] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:29:24,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:29:24,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:29:24,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969858576] [2024-12-02 07:29:24,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:29:24,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:29:24,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:29:24,233 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:29:24,233 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:29:24,233 INFO L87 Difference]: Start difference. First operand 112 states and 172 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 07:29:29,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:29:33,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:29:33,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:29:33,365 INFO L93 Difference]: Finished difference Result 213 states and 325 transitions. [2024-12-02 07:29:33,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:29:33,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 140 [2024-12-02 07:29:33,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:29:33,368 INFO L225 Difference]: With dead ends: 213 [2024-12-02 07:29:33,368 INFO L226 Difference]: Without dead ends: 144 [2024-12-02 07:29:33,368 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:29:33,369 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 41 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:29:33,369 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 217 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 9.1s Time] [2024-12-02 07:29:33,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-12-02 07:29:33,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 141. [2024-12-02 07:29:33,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 85 states have (on average 1.2352941176470589) internal successors, (105), 86 states have internal predecessors, (105), 52 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-12-02 07:29:33,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 209 transitions. [2024-12-02 07:29:33,384 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 209 transitions. Word has length 140 [2024-12-02 07:29:33,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:29:33,385 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 209 transitions. [2024-12-02 07:29:33,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 07:29:33,385 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 209 transitions. [2024-12-02 07:29:33,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 07:29:33,386 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:29:33,386 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:29:33,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 07:29:33,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:29:33,587 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:29:33,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:29:33,587 INFO L85 PathProgramCache]: Analyzing trace with hash 526111542, now seen corresponding path program 1 times [2024-12-02 07:29:33,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:29:33,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1996736252] [2024-12-02 07:29:33,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:29:33,588 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:29:33,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:29:33,589 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:29:33,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4078b1b5-a27c-4116-850d-f65c5eb303c1/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 07:29:35,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:29:35,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-02 07:29:35,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:31:31,740 WARN L286 SmtUtils]: Spent 11.78s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:32:41,316 WARN L286 SmtUtils]: Spent 18.17s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:33:54,433 WARN L286 SmtUtils]: Spent 21.20s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:35:21,000 WARN L286 SmtUtils]: Spent 24.07s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:36:47,069 WARN L286 SmtUtils]: Spent 23.08s on a formula simplification that was a NOOP. DAG size: 82 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:39:09,842 WARN L286 SmtUtils]: Spent 31.86s on a formula simplification that was a NOOP. DAG size: 87 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:40:35,106 WARN L286 SmtUtils]: Spent 23.51s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:42:41,234 WARN L286 SmtUtils]: Spent 23.58s on a formula simplification that was a NOOP. DAG size: 91 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)