./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 32753d18822513354e4b9efa6f4c19579a930a0a9d80feee2c0fa6780fee33a5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:50:50,025 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:50:50,083 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 06:50:50,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:50:50,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:50:50,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:50:50,111 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:50:50,111 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:50:50,112 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:50:50,112 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:50:50,112 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:50:50,112 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:50:50,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:50:50,113 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:50:50,113 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:50:50,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:50:50,113 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:50:50,113 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:50:50,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 06:50:50,113 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:50:50,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:50:50,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:50:50,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:50:50,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:50:50,114 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:50:50,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:50:50,114 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:50:50,114 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:50:50,114 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:50:50,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:50:50,114 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:50:50,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:50:50,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:50:50,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:50:50,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:50:50,115 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:50:50,116 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:50:50,116 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:50:50,116 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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 -> 32753d18822513354e4b9efa6f4c19579a930a0a9d80feee2c0fa6780fee33a5 [2024-12-02 06:50:50,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:50:50,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:50:50,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:50:50,375 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:50:50,376 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:50:50,377 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2024-12-02 06:50:53,040 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/data/710df48f4/c95fffcc617944a8ab8d3670af511919/FLAGbb9fc920c [2024-12-02 06:50:53,246 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:50:53,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2024-12-02 06:50:53,255 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/data/710df48f4/c95fffcc617944a8ab8d3670af511919/FLAGbb9fc920c [2024-12-02 06:50:53,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/data/710df48f4/c95fffcc617944a8ab8d3670af511919 [2024-12-02 06:50:53,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:50:53,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:50:53,608 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:50:53,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:50:53,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:50:53,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d95655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53, skipping insertion in model container [2024-12-02 06:50:53,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:50:53,731 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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i[919,932] [2024-12-02 06:50:53,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:50:53,807 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:50:53,815 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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i[919,932] [2024-12-02 06:50:53,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:50:53,864 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:50:53,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53 WrapperNode [2024-12-02 06:50:53,865 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:50:53,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:50:53,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:50:53,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:50:53,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,915 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 241 [2024-12-02 06:50:53,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:50:53,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:50:53,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:50:53,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:50:53,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,925 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,942 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 06:50:53,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,953 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,955 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,959 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:50:53,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:50:53,971 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:50:53,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:50:53,973 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (1/1) ... [2024-12-02 06:50:53,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:50:53,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:50:54,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:50:54,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:50:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:50:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:50:54,028 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:50:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 06:50:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:50:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:50:54,106 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:50:54,108 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:50:54,479 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-02 06:50:54,479 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:50:54,488 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:50:54,489 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:50:54,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:50:54 BoogieIcfgContainer [2024-12-02 06:50:54,489 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:50:54,491 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:50:54,491 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:50:54,495 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:50:54,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:50:53" (1/3) ... [2024-12-02 06:50:54,495 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f6e64a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:50:54, skipping insertion in model container [2024-12-02 06:50:54,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:53" (2/3) ... [2024-12-02 06:50:54,496 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f6e64a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:50:54, skipping insertion in model container [2024-12-02 06:50:54,496 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:50:54" (3/3) ... [2024-12-02 06:50:54,497 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2024-12-02 06:50:54,507 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:50:54,508 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i that has 2 procedures, 104 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 06:50:54,571 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:50:54,582 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;@220aacf9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:50:54,582 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:50:54,586 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 67 states have (on average 1.462686567164179) internal successors, (98), 68 states have internal predecessors, (98), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-12-02 06:50:54,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-12-02 06:50:54,598 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:50:54,598 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:50:54,598 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:50:54,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:50:54,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1016225513, now seen corresponding path program 1 times [2024-12-02 06:50:54,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:50:54,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716923539] [2024-12-02 06:50:54,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:50:54,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:50:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:50:54,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2178 trivial. 0 not checked. [2024-12-02 06:50:54,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:50:54,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716923539] [2024-12-02 06:50:54,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716923539] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:50:54,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124590946] [2024-12-02 06:50:54,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:50:54,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:50:54,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:50:54,918 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:50:54,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 06:50:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:50:55,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 06:50:55,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:50:55,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 2178 trivial. 0 not checked. [2024-12-02 06:50:55,146 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:50:55,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124590946] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:50:55,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:50:55,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 06:50:55,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490636006] [2024-12-02 06:50:55,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:50:55,152 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 06:50:55,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:50:55,167 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 06:50:55,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:50:55,169 INFO L87 Difference]: Start difference. First operand has 104 states, 67 states have (on average 1.462686567164179) internal successors, (98), 68 states have internal predecessors, (98), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2024-12-02 06:50:55,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:50:55,197 INFO L93 Difference]: Finished difference Result 201 states and 360 transitions. [2024-12-02 06:50:55,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 06:50:55,199 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) Word has length 215 [2024-12-02 06:50:55,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:50:55,204 INFO L225 Difference]: With dead ends: 201 [2024-12-02 06:50:55,205 INFO L226 Difference]: Without dead ends: 100 [2024-12-02 06:50:55,207 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:50:55,210 INFO L435 NwaCegarLoop]: 158 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, 158 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 06:50:55,210 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:50:55,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2024-12-02 06:50:55,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2024-12-02 06:50:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 64 states have (on average 1.40625) internal successors, (90), 64 states have internal predecessors, (90), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-12-02 06:50:55,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2024-12-02 06:50:55,248 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 215 [2024-12-02 06:50:55,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:50:55,248 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2024-12-02 06:50:55,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2024-12-02 06:50:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2024-12-02 06:50:55,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-12-02 06:50:55,252 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:50:55,253 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:50:55,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 06:50:55,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 06:50:55,453 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:50:55,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:50:55,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1689287729, now seen corresponding path program 1 times [2024-12-02 06:50:55,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:50:55,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697095980] [2024-12-02 06:50:55,454 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:50:55,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:50:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:50:55,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-12-02 06:50:55,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:50:55,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697095980] [2024-12-02 06:50:55,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697095980] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:50:55,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:50:55,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:50:55,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435202897] [2024-12-02 06:50:55,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:50:55,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 06:50:55,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:50:55,794 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 06:50:55,794 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:50:55,795 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:50:55,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:50:55,885 INFO L93 Difference]: Finished difference Result 294 states and 468 transitions. [2024-12-02 06:50:55,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:50:55,885 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2024-12-02 06:50:55,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:50:55,889 INFO L225 Difference]: With dead ends: 294 [2024-12-02 06:50:55,889 INFO L226 Difference]: Without dead ends: 197 [2024-12-02 06:50:55,890 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:50:55,890 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 94 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:50:55,891 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 468 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:50:55,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-12-02 06:50:55,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 195. [2024-12-02 06:50:55,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 124 states have (on average 1.403225806451613) internal successors, (174), 124 states have internal predecessors, (174), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-12-02 06:50:55,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 310 transitions. [2024-12-02 06:50:55,925 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 310 transitions. Word has length 215 [2024-12-02 06:50:55,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:50:55,926 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 310 transitions. [2024-12-02 06:50:55,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:50:55,927 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 310 transitions. [2024-12-02 06:50:55,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-12-02 06:50:55,930 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:50:55,930 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:50:55,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 06:50:55,930 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:50:55,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:50:55,931 INFO L85 PathProgramCache]: Analyzing trace with hash -871639279, now seen corresponding path program 1 times [2024-12-02 06:50:55,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:50:55,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146367163] [2024-12-02 06:50:55,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:50:55,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:50:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:50:56,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-12-02 06:50:56,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:50:56,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146367163] [2024-12-02 06:50:56,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146367163] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:50:56,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:50:56,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:50:56,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768216259] [2024-12-02 06:50:56,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:50:56,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 06:50:56,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:50:56,324 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 06:50:56,324 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:50:56,325 INFO L87 Difference]: Start difference. First operand 195 states and 310 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:50:56,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:50:56,531 INFO L93 Difference]: Finished difference Result 520 states and 830 transitions. [2024-12-02 06:50:56,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 06:50:56,532 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2024-12-02 06:50:56,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:50:56,536 INFO L225 Difference]: With dead ends: 520 [2024-12-02 06:50:56,536 INFO L226 Difference]: Without dead ends: 328 [2024-12-02 06:50:56,537 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 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 06:50:56,538 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 121 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:50:56,538 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 458 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 06:50:56,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2024-12-02 06:50:56,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 292. [2024-12-02 06:50:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 186 states have (on average 1.4086021505376345) internal successors, (262), 186 states have internal predecessors, (262), 102 states have call successors, (102), 3 states have call predecessors, (102), 3 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 06:50:56,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 466 transitions. [2024-12-02 06:50:56,591 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 466 transitions. Word has length 215 [2024-12-02 06:50:56,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:50:56,592 INFO L471 AbstractCegarLoop]: Abstraction has 292 states and 466 transitions. [2024-12-02 06:50:56,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:50:56,592 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 466 transitions. [2024-12-02 06:50:56,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-12-02 06:50:56,595 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:50:56,595 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:50:56,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 06:50:56,595 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:50:56,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:50:56,596 INFO L85 PathProgramCache]: Analyzing trace with hash 348602023, now seen corresponding path program 1 times [2024-12-02 06:50:56,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:50:56,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397925046] [2024-12-02 06:50:56,596 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:50:56,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:50:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:50:57,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-12-02 06:50:57,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:50:57,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397925046] [2024-12-02 06:50:57,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397925046] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:50:57,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:50:57,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:50:57,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947089387] [2024-12-02 06:50:57,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:50:57,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 06:50:57,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:50:57,046 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 06:50:57,046 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:50:57,047 INFO L87 Difference]: Start difference. First operand 292 states and 466 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:50:57,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:50:57,338 INFO L93 Difference]: Finished difference Result 694 states and 1103 transitions. [2024-12-02 06:50:57,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 06:50:57,339 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2024-12-02 06:50:57,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:50:57,344 INFO L225 Difference]: With dead ends: 694 [2024-12-02 06:50:57,344 INFO L226 Difference]: Without dead ends: 502 [2024-12-02 06:50:57,345 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 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 06:50:57,346 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 136 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:50:57,346 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 456 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 06:50:57,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2024-12-02 06:50:57,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 482. [2024-12-02 06:50:57,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 306 states have (on average 1.3986928104575163) internal successors, (428), 306 states have internal predecessors, (428), 170 states have call successors, (170), 5 states have call predecessors, (170), 5 states have return successors, (170), 170 states have call predecessors, (170), 170 states have call successors, (170) [2024-12-02 06:50:57,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 768 transitions. [2024-12-02 06:50:57,445 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 768 transitions. Word has length 216 [2024-12-02 06:50:57,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:50:57,446 INFO L471 AbstractCegarLoop]: Abstraction has 482 states and 768 transitions. [2024-12-02 06:50:57,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:50:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 768 transitions. [2024-12-02 06:50:57,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-12-02 06:50:57,450 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:50:57,450 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:50:57,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 06:50:57,450 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:50:57,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:50:57,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1835504070, now seen corresponding path program 1 times [2024-12-02 06:50:57,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:50:57,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792524514] [2024-12-02 06:50:57,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:50:57,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:50:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 06:50:57,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2108201609] [2024-12-02 06:50:57,728 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:50:57,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:50:57,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:50:57,731 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:50:57,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 06:50:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:50:57,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-02 06:50:57,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:51:01,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 345 proven. 489 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2024-12-02 06:51:01,639 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:51:37,110 WARN L286 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 06:51:44,348 WARN L286 SmtUtils]: Spent 5.22s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:52:01,132 WARN L286 SmtUtils]: Spent 10.47s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 06:52:09,723 WARN L286 SmtUtils]: Spent 8.55s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:52:28,350 WARN L286 SmtUtils]: Spent 11.71s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 06:53:00,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:53:00,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792524514] [2024-12-02 06:53:00,531 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 06:53:00,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2108201609] [2024-12-02 06:53:00,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2108201609] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:53:00,531 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:53:00,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2024-12-02 06:53:00,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371136552] [2024-12-02 06:53:00,531 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 06:53:00,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-12-02 06:53:00,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:53:00,532 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-12-02 06:53:00,533 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=260, Invalid=860, Unknown=2, NotChecked=0, Total=1122 [2024-12-02 06:53:00,533 INFO L87 Difference]: Start difference. First operand 482 states and 768 transitions. Second operand has 24 states, 24 states have (on average 2.8333333333333335) internal successors, (68), 21 states have internal predecessors, (68), 6 states have call successors, (34), 6 states have call predecessors, (34), 7 states have return successors, (34), 6 states have call predecessors, (34), 6 states have call successors, (34) [2024-12-02 06:53:22,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:53:22,682 INFO L93 Difference]: Finished difference Result 768 states and 1158 transitions. [2024-12-02 06:53:22,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-02 06:53:22,682 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 2.8333333333333335) internal successors, (68), 21 states have internal predecessors, (68), 6 states have call successors, (34), 6 states have call predecessors, (34), 7 states have return successors, (34), 6 states have call predecessors, (34), 6 states have call successors, (34) Word has length 217 [2024-12-02 06:53:22,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:53:22,685 INFO L225 Difference]: With dead ends: 768 [2024-12-02 06:53:22,685 INFO L226 Difference]: Without dead ends: 576 [2024-12-02 06:53:22,686 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 421 GetRequests, 365 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 821 ImplicationChecksByTransitivity, 100.1s TimeCoverageRelationStatistics Valid=722, Invalid=2582, Unknown=2, NotChecked=0, Total=3306 [2024-12-02 06:53:22,687 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 215 mSDsluCounter, 1160 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 1282 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:53:22,687 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 1282 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 06:53:22,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2024-12-02 06:53:22,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 546. [2024-12-02 06:53:22,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 355 states have (on average 1.343661971830986) internal successors, (477), 355 states have internal predecessors, (477), 170 states have call successors, (170), 20 states have call predecessors, (170), 20 states have return successors, (170), 170 states have call predecessors, (170), 170 states have call successors, (170) [2024-12-02 06:53:22,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 817 transitions. [2024-12-02 06:53:22,729 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 817 transitions. Word has length 217 [2024-12-02 06:53:22,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:53:22,729 INFO L471 AbstractCegarLoop]: Abstraction has 546 states and 817 transitions. [2024-12-02 06:53:22,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 2.8333333333333335) internal successors, (68), 21 states have internal predecessors, (68), 6 states have call successors, (34), 6 states have call predecessors, (34), 7 states have return successors, (34), 6 states have call predecessors, (34), 6 states have call successors, (34) [2024-12-02 06:53:22,729 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 817 transitions. [2024-12-02 06:53:22,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-12-02 06:53:22,732 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:53:22,732 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:53:22,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 06:53:22,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:53:22,933 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:53:22,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:53:22,933 INFO L85 PathProgramCache]: Analyzing trace with hash -684455864, now seen corresponding path program 1 times [2024-12-02 06:53:22,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:53:22,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516862215] [2024-12-02 06:53:22,933 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:53:22,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:53:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:53:23,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 36 proven. 63 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-12-02 06:53:23,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:53:23,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516862215] [2024-12-02 06:53:23,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516862215] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:53:23,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464712160] [2024-12-02 06:53:23,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:53:23,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:53:23,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:53:23,562 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:53:23,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 06:53:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:53:23,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-02 06:53:23,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:53:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2024-12-02 06:53:24,380 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:53:24,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 36 proven. 63 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-12-02 06:53:24,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464712160] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 06:53:24,874 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 06:53:24,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 8] total 18 [2024-12-02 06:53:24,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141848378] [2024-12-02 06:53:24,874 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 06:53:24,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 06:53:24,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:53:24,875 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 06:53:24,875 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:53:24,875 INFO L87 Difference]: Start difference. First operand 546 states and 817 transitions. Second operand has 18 states, 18 states have (on average 7.388888888888889) internal successors, (133), 18 states have internal predecessors, (133), 5 states have call successors, (89), 3 states have call predecessors, (89), 6 states have return successors, (90), 5 states have call predecessors, (90), 5 states have call successors, (90) [2024-12-02 06:53:26,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:53:26,446 INFO L93 Difference]: Finished difference Result 1512 states and 2244 transitions. [2024-12-02 06:53:26,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-12-02 06:53:26,447 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 7.388888888888889) internal successors, (133), 18 states have internal predecessors, (133), 5 states have call successors, (89), 3 states have call predecessors, (89), 6 states have return successors, (90), 5 states have call predecessors, (90), 5 states have call successors, (90) Word has length 217 [2024-12-02 06:53:26,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:53:26,452 INFO L225 Difference]: With dead ends: 1512 [2024-12-02 06:53:26,452 INFO L226 Difference]: Without dead ends: 1086 [2024-12-02 06:53:26,455 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 467 GetRequests, 425 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 436 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=366, Invalid=1440, Unknown=0, NotChecked=0, Total=1806 [2024-12-02 06:53:26,455 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 716 mSDsluCounter, 1243 mSDsCounter, 0 mSdLazyCounter, 1234 mSolverCounterSat, 363 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 763 SdHoareTripleChecker+Valid, 1456 SdHoareTripleChecker+Invalid, 1597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 363 IncrementalHoareTripleChecker+Valid, 1234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:53:26,456 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [763 Valid, 1456 Invalid, 1597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [363 Valid, 1234 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:53:26,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1086 states. [2024-12-02 06:53:26,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1086 to 586. [2024-12-02 06:53:26,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 586 states, 390 states have (on average 1.317948717948718) internal successors, (514), 390 states have internal predecessors, (514), 170 states have call successors, (170), 25 states have call predecessors, (170), 25 states have return successors, (170), 170 states have call predecessors, (170), 170 states have call successors, (170) [2024-12-02 06:53:26,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 854 transitions. [2024-12-02 06:53:26,554 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 854 transitions. Word has length 217 [2024-12-02 06:53:26,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:53:26,555 INFO L471 AbstractCegarLoop]: Abstraction has 586 states and 854 transitions. [2024-12-02 06:53:26,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.388888888888889) internal successors, (133), 18 states have internal predecessors, (133), 5 states have call successors, (89), 3 states have call predecessors, (89), 6 states have return successors, (90), 5 states have call predecessors, (90), 5 states have call successors, (90) [2024-12-02 06:53:26,555 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 854 transitions. [2024-12-02 06:53:26,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-12-02 06:53:26,558 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:53:26,558 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:53:26,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 06:53:26,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:53:26,758 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:53:26,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:53:26,759 INFO L85 PathProgramCache]: Analyzing trace with hash -426290426, now seen corresponding path program 1 times [2024-12-02 06:53:26,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:53:26,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17039559] [2024-12-02 06:53:26,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:53:26,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:53:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 06:53:26,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1106851590] [2024-12-02 06:53:26,890 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:53:26,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:53:26,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:53:26,892 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:53:26,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 06:53:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:53:27,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-02 06:53:27,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:53:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 353 proven. 261 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2024-12-02 06:53:29,376 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:53:44,984 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:54:02,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:54:02,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17039559] [2024-12-02 06:54:02,757 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 06:54:02,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106851590] [2024-12-02 06:54:02,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106851590] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:54:02,757 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:54:02,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2024-12-02 06:54:02,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785818603] [2024-12-02 06:54:02,758 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 06:54:02,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 06:54:02,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:54:02,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 06:54:02,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=592, Unknown=2, NotChecked=0, Total=812 [2024-12-02 06:54:02,759 INFO L87 Difference]: Start difference. First operand 586 states and 854 transitions. Second operand has 18 states, 18 states have (on average 3.4444444444444446) internal successors, (62), 16 states have internal predecessors, (62), 4 states have call successors, (34), 4 states have call predecessors, (34), 5 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2024-12-02 06:54:04,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:54:04,445 INFO L93 Difference]: Finished difference Result 1290 states and 1895 transitions. [2024-12-02 06:54:04,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-02 06:54:04,446 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.4444444444444446) internal successors, (62), 16 states have internal predecessors, (62), 4 states have call successors, (34), 4 states have call predecessors, (34), 5 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) Word has length 217 [2024-12-02 06:54:04,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:54:04,451 INFO L225 Difference]: With dead ends: 1290 [2024-12-02 06:54:04,451 INFO L226 Difference]: Without dead ends: 811 [2024-12-02 06:54:04,453 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 421 GetRequests, 381 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 16.8s TimeCoverageRelationStatistics Valid=480, Invalid=1240, Unknown=2, NotChecked=0, Total=1722 [2024-12-02 06:54:04,454 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 300 mSDsluCounter, 881 mSDsCounter, 0 mSdLazyCounter, 1169 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 1183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 1169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:54:04,454 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [300 Valid, 994 Invalid, 1183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 1169 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 06:54:04,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-12-02 06:54:04,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 607. [2024-12-02 06:54:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 607 states, 411 states have (on average 1.3333333333333333) internal successors, (548), 411 states have internal predecessors, (548), 170 states have call successors, (170), 25 states have call predecessors, (170), 25 states have return successors, (170), 170 states have call predecessors, (170), 170 states have call successors, (170) [2024-12-02 06:54:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 888 transitions. [2024-12-02 06:54:04,529 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 888 transitions. Word has length 217 [2024-12-02 06:54:04,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:54:04,529 INFO L471 AbstractCegarLoop]: Abstraction has 607 states and 888 transitions. [2024-12-02 06:54:04,530 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.4444444444444446) internal successors, (62), 16 states have internal predecessors, (62), 4 states have call successors, (34), 4 states have call predecessors, (34), 5 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2024-12-02 06:54:04,530 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 888 transitions. [2024-12-02 06:54:04,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-12-02 06:54:04,536 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:54:04,536 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:04,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 06:54:04,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-12-02 06:54:04,737 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:54:04,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:54:04,737 INFO L85 PathProgramCache]: Analyzing trace with hash 830491173, now seen corresponding path program 1 times [2024-12-02 06:54:04,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:54:04,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805690613] [2024-12-02 06:54:04,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:54:04,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:54:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 06:54:04,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1099338931] [2024-12-02 06:54:04,886 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:54:04,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:54:04,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:54:04,888 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:54:04,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 06:54:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 06:54:05,107 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 06:54:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 06:54:05,377 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 06:54:05,377 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 06:54:05,378 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 06:54:05,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 06:54:05,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:54:05,581 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:54:05,679 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 06:54:05,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:54:05 BoogieIcfgContainer [2024-12-02 06:54:05,682 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 06:54:05,683 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 06:54:05,683 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 06:54:05,683 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 06:54:05,684 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:50:54" (3/4) ... [2024-12-02 06:54:05,685 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 06:54:05,686 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 06:54:05,687 INFO L158 Benchmark]: Toolchain (without parser) took 192079.75ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 116.5MB in the beginning and 164.1MB in the end (delta: -47.6MB). Peak memory consumption was 112.0MB. Max. memory is 16.1GB. [2024-12-02 06:54:05,687 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:54:05,687 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.48ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 100.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 06:54:05,687 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.98ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 95.4MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:54:05,688 INFO L158 Benchmark]: Boogie Preprocessor took 54.49ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 88.3MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 06:54:05,688 INFO L158 Benchmark]: RCFGBuilder took 517.97ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 57.5MB in the end (delta: 30.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-02 06:54:05,688 INFO L158 Benchmark]: TraceAbstraction took 191191.24ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 56.3MB in the beginning and 164.1MB in the end (delta: -107.8MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2024-12-02 06:54:05,688 INFO L158 Benchmark]: Witness Printer took 2.96ms. Allocated memory is still 302.0MB. Free memory was 164.1MB in the beginning and 164.1MB in the end (delta: 25.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:54:05,690 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.48ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 100.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.98ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 95.4MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.49ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 88.3MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 517.97ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 57.5MB in the end (delta: 30.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 191191.24ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 56.3MB in the beginning and 164.1MB in the end (delta: -107.8MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. * Witness Printer took 2.96ms. Allocated memory is still 302.0MB. Free memory was 164.1MB in the beginning and 164.1MB in the end (delta: 25.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 194, overapproximation of someBinaryFLOATComparisonOperation at line 179, overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 177, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 167, overapproximation of someBinaryDOUBLEComparisonOperation at line 215, overapproximation of someBinaryDOUBLEComparisonOperation at line 169. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 1; [L23] unsigned char var_1_4 = 25; [L24] unsigned short int var_1_5 = 0; [L25] unsigned short int var_1_6 = 62100; [L26] unsigned short int var_1_7 = 27651; [L27] double var_1_8 = 128.9; [L28] double var_1_10 = 16.5; [L29] double var_1_11 = 25.5; [L30] double var_1_12 = 199.75; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 1; [L35] unsigned short int var_1_17 = 32; [L36] unsigned char var_1_18 = 1; [L37] unsigned long int var_1_19 = 1; [L38] unsigned short int var_1_20 = 25; [L39] float var_1_21 = 0.65; [L40] float var_1_22 = 7.579; [L41] unsigned short int var_1_23 = 50; [L42] signed long int var_1_24 = -25; [L43] signed short int var_1_25 = -100; [L44] unsigned long int var_1_26 = 4; [L45] signed short int var_1_27 = 16; [L46] unsigned char var_1_28 = 1; [L47] unsigned char var_1_29 = 1; [L48] unsigned long int var_1_30 = 0; [L49] unsigned char var_1_31 = 64; [L50] float var_1_32 = 1.25; [L51] unsigned char var_1_33 = 128; [L52] unsigned char var_1_34 = 100; [L53] unsigned char var_1_35 = 4; [L54] unsigned char var_1_36 = 1; [L55] unsigned short int last_1_var_1_5 = 0; [L56] unsigned char last_1_var_1_15 = 1; [L57] unsigned char last_1_var_1_18 = 1; [L58] unsigned long int last_1_var_1_19 = 1; VAL [isInitial=0, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=25, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L219] isInitial = 1 [L220] FCALL initially() [L222] CALL updateLastVariables() [L209] last_1_var_1_5 = var_1_5 [L210] last_1_var_1_15 = var_1_15 [L211] last_1_var_1_18 = var_1_18 [L212] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=25, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L222] RET updateLastVariables() [L223] CALL updateVariables() [L154] var_1_4 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L156] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L156] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L157] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L157] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L158] var_1_6 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_6 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=27651, var_1_8=1289/10] [L159] RET assume_abort_if_not(var_1_6 >= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=27651, var_1_8=1289/10] [L160] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=27651, var_1_8=1289/10] [L160] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=27651, var_1_8=1289/10] [L161] var_1_7 = __VERIFIER_nondet_ushort() [L162] CALL assume_abort_if_not(var_1_7 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L162] RET assume_abort_if_not(var_1_7 >= 16383) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L163] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L163] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L164] var_1_10 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L165] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L166] var_1_11 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L167] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L168] var_1_12 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L169] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L170] var_1_14 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L171] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L172] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L172] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L173] var_1_16 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L174] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L175] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L175] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L176] var_1_21 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L177] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L178] var_1_22 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L179] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L180] var_1_23 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L181] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L182] CALL assume_abort_if_not(var_1_23 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L182] RET assume_abort_if_not(var_1_23 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L183] var_1_26 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L184] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L185] CALL assume_abort_if_not(var_1_26 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L185] RET assume_abort_if_not(var_1_26 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L186] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L186] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L187] var_1_27 = __VERIFIER_nondet_short() [L188] CALL assume_abort_if_not(var_1_27 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L188] RET assume_abort_if_not(var_1_27 >= -32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L189] CALL assume_abort_if_not(var_1_27 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L189] RET assume_abort_if_not(var_1_27 <= 32766) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L190] var_1_29 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L191] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L192] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L192] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L193] var_1_32 = __VERIFIER_nondet_float() [L194] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L194] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L195] var_1_33 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L196] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L197] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L197] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L198] var_1_34 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L199] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L200] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L200] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L201] var_1_35 = __VERIFIER_nondet_uchar() [L202] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L202] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L203] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L203] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=1, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L204] var_1_36 = __VERIFIER_nondet_uchar() [L205] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L205] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L206] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L206] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L223] RET updateVariables() [L224] CALL step() [L62] COND TRUE var_1_21 == var_1_22 [L63] var_1_20 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L65] COND TRUE ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) > ((((128.5f) < (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? (128.5f) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) [L66] var_1_24 = ((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L68] EXPR var_1_23 | var_1_24 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-100, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L68] COND FALSE !((var_1_20 / var_1_26) < (var_1_23 | var_1_24)) [L73] var_1_25 = ((((var_1_27) < (0)) ? (var_1_27) : (0))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L75] EXPR var_1_20 ^ (~ var_1_25) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L75] COND TRUE (var_1_20 ^ (~ var_1_25)) >= var_1_24 [L76] var_1_28 = ((var_1_21 <= var_1_22) || var_1_29) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L78] COND FALSE !(var_1_24 < var_1_20) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L83] COND FALSE !(var_1_26 < ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) [L98] var_1_31 = var_1_36 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L100] unsigned char stepLocal_3 = last_1_var_1_19 < var_1_6; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_3=1, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L101] COND TRUE \read(last_1_var_1_18) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_3=1, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=1289/10] [L102] COND TRUE (! last_1_var_1_15) || stepLocal_3 [L103] var_1_8 = ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L110] COND TRUE var_1_12 != var_1_8 [L111] var_1_15 = (! var_1_16) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L115] var_1_17 = var_1_4 [L116] var_1_18 = var_1_16 [L117] var_1_19 = var_1_4 [L118] unsigned short int stepLocal_1 = var_1_17; [L119] unsigned char stepLocal_0 = var_1_17 != (16 / var_1_4); VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_0=1, stepLocal_1=251, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L120] COND FALSE !(stepLocal_0 && var_1_15) [L131] var_1_1 = var_1_17 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=251, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=251, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L133] unsigned short int stepLocal_2 = var_1_17; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=251, stepLocal_2=251, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=251, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L134] COND FALSE !(stepLocal_2 < last_1_var_1_5) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=251, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=251, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=0, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L137] COND TRUE ! var_1_15 [L138] var_1_5 = ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=251, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=251, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=16634, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L141] unsigned short int stepLocal_5 = var_1_6; [L142] unsigned short int stepLocal_4 = var_1_5; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=251, stepLocal_4=16634, stepLocal_5=-163841, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=251, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=16634, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L143] COND TRUE stepLocal_4 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19)))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=251, stepLocal_5=-163841, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=251, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=16634, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L144] COND TRUE var_1_5 <= stepLocal_5 [L145] var_1_13 = 32 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, stepLocal_1=251, var_1_10=0, var_1_13=32, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=251, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=16634, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L224] RET step() [L225] CALL, EXPR property() [L215-L216] return (((((((((var_1_17 != (16 / var_1_4)) && var_1_15) ? ((var_1_17 > var_1_4) ? (var_1_1 == ((unsigned short int) (var_1_4 + var_1_17))) : (var_1_15 ? (var_1_1 == ((unsigned short int) var_1_17)) : (var_1_1 == ((unsigned short int) var_1_4)))) : (var_1_1 == ((unsigned short int) var_1_17))) && ((var_1_17 < last_1_var_1_5) ? (var_1_5 == ((unsigned short int) (var_1_6 - (var_1_7 - last_1_var_1_5)))) : ((! var_1_15) ? (var_1_5 == ((unsigned short int) ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))))) : 1))) && (last_1_var_1_18 ? (((! last_1_var_1_15) || (last_1_var_1_19 < var_1_6)) ? (var_1_8 == ((double) ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))))) : (var_1_8 == ((double) (var_1_11 + var_1_12)))) : (var_1_8 == ((double) var_1_11)))) && ((var_1_5 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19))))) ? ((var_1_5 <= var_1_6) ? (var_1_13 == ((unsigned char) 32)) : (var_1_13 == ((unsigned char) var_1_14))) : (var_1_13 == ((unsigned char) var_1_14)))) && ((var_1_12 != var_1_8) ? (var_1_15 == ((unsigned char) (! var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && (var_1_17 == ((unsigned short int) var_1_4))) && (var_1_18 == ((unsigned char) var_1_16))) && (var_1_19 == ((unsigned long int) var_1_4)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=32, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=251, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=16634, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L225] RET, EXPR property() [L225] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=32, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=251, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=16634, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_13=32, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=251, var_1_18=1, var_1_19=251, var_1_1=251, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=-1, var_1_26=2, var_1_27=-1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=251, var_1_5=16634, var_1_6=-163841, var_1_7=-49153, var_1_8=509/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 191.0s, OverallIterations: 8, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 26.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1629 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1582 mSDsluCounter, 5272 SdHoareTripleChecker+Invalid, 3.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4163 mSDsCounter, 672 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3320 IncrementalHoareTripleChecker+Invalid, 3992 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 672 mSolverCounterUnsat, 1109 mSDtfsCounter, 3320 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1543 GetRequests, 1397 SyntacticMatches, 1 SemanticMatches, 145 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1680 ImplicationChecksByTransitivity, 117.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=607occurred in iteration=7, InterpolantAutomatonStates: 102, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 792 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 161.2s InterpolantComputationTime, 2814 NumberOfCodeBlocks, 2814 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2151 ConstructedInterpolants, 0 QuantifiedInterpolants, 13865 SizeOfPredicates, 25 NumberOfNonLiveVariables, 2022 ConjunctsInSsa, 99 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 21435/22440 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 06:54:05,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 32753d18822513354e4b9efa6f4c19579a930a0a9d80feee2c0fa6780fee33a5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:54:07,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:54:07,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 06:54:07,719 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:54:07,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:54:07,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:54:07,745 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:54:07,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:54:07,745 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:54:07,746 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:54:07,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:54:07,746 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:54:07,746 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:54:07,746 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:54:07,746 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:54:07,747 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:54:07,747 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:54:07,747 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:54:07,747 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:54:07,747 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:54:07,747 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:54:07,747 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:54:07,747 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:54:07,747 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 06:54:07,748 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 06:54:07,748 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 06:54:07,748 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:54:07,748 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:54:07,748 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:54:07,748 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:54:07,748 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:54:07,748 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:54:07,748 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:54:07,749 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:54:07,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:54:07,749 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:54:07,749 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:54:07,749 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:54:07,749 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:54:07,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:54:07,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:54:07,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:54:07,750 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:54:07,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:54:07,750 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 06:54:07,750 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 06:54:07,750 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:54:07,750 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:54:07,751 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:54:07,751 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:54:07,751 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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 -> 32753d18822513354e4b9efa6f4c19579a930a0a9d80feee2c0fa6780fee33a5 [2024-12-02 06:54:07,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:54:08,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:54:08,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:54:08,009 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:54:08,010 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:54:08,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2024-12-02 06:54:10,706 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/data/01b428ddf/1e0e48c298b54b30835792192e1695e3/FLAGa0a90ce9f [2024-12-02 06:54:10,898 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:54:10,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2024-12-02 06:54:10,908 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/data/01b428ddf/1e0e48c298b54b30835792192e1695e3/FLAGa0a90ce9f [2024-12-02 06:54:10,922 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/data/01b428ddf/1e0e48c298b54b30835792192e1695e3 [2024-12-02 06:54:10,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:54:10,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:54:10,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:54:10,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:54:10,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:54:10,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:54:10" (1/1) ... [2024-12-02 06:54:10,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@578fb417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:10, skipping insertion in model container [2024-12-02 06:54:10,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:54:10" (1/1) ... [2024-12-02 06:54:10,950 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:54:11,084 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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i[919,932] [2024-12-02 06:54:11,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:54:11,162 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:54:11,172 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_52851342-c1d9-49ce-8a99-62ce20ac2bdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i[919,932] [2024-12-02 06:54:11,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:54:11,221 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:54:11,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11 WrapperNode [2024-12-02 06:54:11,222 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:54:11,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:54:11,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:54:11,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:54:11,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,264 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2024-12-02 06:54:11,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:54:11,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:54:11,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:54:11,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:54:11,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,277 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,286 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 06:54:11,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,297 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,298 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,304 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:54:11,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:54:11,310 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:54:11,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:54:11,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (1/1) ... [2024-12-02 06:54:11,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:54:11,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:54:11,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:54:11,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:54:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:54:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 06:54:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:54:11,366 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:54:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:54:11,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:54:11,442 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:54:11,443 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:54:12,363 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-02 06:54:12,363 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:54:12,375 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:54:12,375 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:54:12,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:54:12 BoogieIcfgContainer [2024-12-02 06:54:12,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:54:12,378 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:54:12,378 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:54:12,383 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:54:12,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:54:10" (1/3) ... [2024-12-02 06:54:12,384 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b3fc22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:54:12, skipping insertion in model container [2024-12-02 06:54:12,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:11" (2/3) ... [2024-12-02 06:54:12,384 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b3fc22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:54:12, skipping insertion in model container [2024-12-02 06:54:12,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:54:12" (3/3) ... [2024-12-02 06:54:12,385 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2024-12-02 06:54:12,400 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:54:12,402 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i that has 2 procedures, 97 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 06:54:12,448 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:54:12,458 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;@6878eccc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:54:12,458 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:54:12,462 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-12-02 06:54:12,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-12-02 06:54:12,474 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:54:12,474 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:12,474 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:54:12,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:54:12,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1978474479, now seen corresponding path program 1 times [2024-12-02 06:54:12,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:54:12,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [547030026] [2024-12-02 06:54:12,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:54:12,487 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 06:54:12,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:54:12,489 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:12,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:54:12,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 06:54:12,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:54:12,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 794 proven. 0 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2024-12-02 06:54:12,959 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:54:12,959 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:54:12,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [547030026] [2024-12-02 06:54:12,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [547030026] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:54:12,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:54:12,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 06:54:12,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900856281] [2024-12-02 06:54:12,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:54:12,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 06:54:12,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 06:54:12,981 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 06:54:12,982 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:54:12,984 INFO L87 Difference]: Start difference. First operand has 97 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-12-02 06:54:13,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:54:13,014 INFO L93 Difference]: Finished difference Result 187 states and 336 transitions. [2024-12-02 06:54:13,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 06:54:13,016 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 213 [2024-12-02 06:54:13,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:54:13,023 INFO L225 Difference]: With dead ends: 187 [2024-12-02 06:54:13,023 INFO L226 Difference]: Without dead ends: 93 [2024-12-02 06:54:13,026 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 212 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 06:54:13,029 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:54:13,030 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:54:13,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-12-02 06:54:13,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-12-02 06:54:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 57 states have (on average 1.368421052631579) internal successors, (78), 57 states have internal predecessors, (78), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-12-02 06:54:13,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 146 transitions. [2024-12-02 06:54:13,070 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 146 transitions. Word has length 213 [2024-12-02 06:54:13,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:54:13,071 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 146 transitions. [2024-12-02 06:54:13,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-12-02 06:54:13,071 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2024-12-02 06:54:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-12-02 06:54:13,076 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:54:13,076 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:13,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:13,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:13,277 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:54:13,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:54:13,277 INFO L85 PathProgramCache]: Analyzing trace with hash 467161255, now seen corresponding path program 1 times [2024-12-02 06:54:13,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:54:13,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [917986567] [2024-12-02 06:54:13,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:54:13,278 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 06:54:13,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:54:13,280 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:13,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:54:13,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 06:54:13,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:54:15,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1113 proven. 39 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2024-12-02 06:54:15,099 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:54:15,423 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:54:15,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [917986567] [2024-12-02 06:54:15,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [917986567] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:54:15,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1723677942] [2024-12-02 06:54:15,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:54:15,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 06:54:15,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 06:54:15,425 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 06:54:15,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-02 06:54:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:54:15,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 06:54:15,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:54:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-12-02 06:54:16,664 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:54:16,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1723677942] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:54:16,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:54:16,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2024-12-02 06:54:16,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774493026] [2024-12-02 06:54:16,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:54:16,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 06:54:16,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 06:54:16,667 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 06:54:16,667 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:54:16,668 INFO L87 Difference]: Start difference. First operand 93 states and 146 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:54:17,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:54:17,458 INFO L93 Difference]: Finished difference Result 274 states and 433 transitions. [2024-12-02 06:54:17,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 06:54:17,467 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 213 [2024-12-02 06:54:17,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:54:17,470 INFO L225 Difference]: With dead ends: 274 [2024-12-02 06:54:17,470 INFO L226 Difference]: Without dead ends: 184 [2024-12-02 06:54:17,471 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 438 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-12-02 06:54:17,472 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 94 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 06:54:17,472 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 414 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 06:54:17,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-12-02 06:54:17,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 165. [2024-12-02 06:54:17,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 94 states have (on average 1.3297872340425532) internal successors, (125), 94 states have internal predecessors, (125), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-12-02 06:54:17,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 261 transitions. [2024-12-02 06:54:17,519 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 261 transitions. Word has length 213 [2024-12-02 06:54:17,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:54:17,520 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 261 transitions. [2024-12-02 06:54:17,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:54:17,520 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 261 transitions. [2024-12-02 06:54:17,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-12-02 06:54:17,524 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:54:17,524 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:17,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:17,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-02 06:54:17,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 06:54:17,925 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:54:17,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:54:17,926 INFO L85 PathProgramCache]: Analyzing trace with hash -1098254412, now seen corresponding path program 1 times [2024-12-02 06:54:17,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:54:17,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1836515011] [2024-12-02 06:54:17,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:54:17,927 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 06:54:17,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:54:17,929 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:17,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:54:18,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 06:54:18,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:54:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1113 proven. 39 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2024-12-02 06:54:19,381 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:54:19,662 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:54:19,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1836515011] [2024-12-02 06:54:19,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1836515011] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:54:19,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [396475266] [2024-12-02 06:54:19,663 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:54:19,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 06:54:19,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 06:54:19,664 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 06:54:19,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-02 06:54:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:54:20,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 06:54:20,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:54:21,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-12-02 06:54:21,244 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:54:21,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [396475266] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:54:21,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:54:21,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 5 [2024-12-02 06:54:21,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422754195] [2024-12-02 06:54:21,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:54:21,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:54:21,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 06:54:21,247 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:54:21,247 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 06:54:21,247 INFO L87 Difference]: Start difference. First operand 165 states and 261 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:54:21,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:54:21,354 INFO L93 Difference]: Finished difference Result 362 states and 575 transitions. [2024-12-02 06:54:21,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:54:21,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 214 [2024-12-02 06:54:21,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:54:21,358 INFO L225 Difference]: With dead ends: 362 [2024-12-02 06:54:21,358 INFO L226 Difference]: Without dead ends: 266 [2024-12-02 06:54:21,359 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 448 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 06:54:21,359 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 45 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:54:21,359 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 314 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:54:21,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2024-12-02 06:54:21,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 264. [2024-12-02 06:54:21,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 158 states have (on average 1.3670886075949367) internal successors, (216), 158 states have internal predecessors, (216), 102 states have call successors, (102), 3 states have call predecessors, (102), 3 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 06:54:21,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 420 transitions. [2024-12-02 06:54:21,402 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 420 transitions. Word has length 214 [2024-12-02 06:54:21,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:54:21,403 INFO L471 AbstractCegarLoop]: Abstraction has 264 states and 420 transitions. [2024-12-02 06:54:21,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:54:21,403 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 420 transitions. [2024-12-02 06:54:21,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-12-02 06:54:21,406 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:54:21,406 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:21,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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)] Forceful destruction successful, exit code 0 [2024-12-02 06:54:21,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-02 06:54:21,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 06:54:21,807 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:54:21,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:54:21,807 INFO L85 PathProgramCache]: Analyzing trace with hash 590689330, now seen corresponding path program 1 times [2024-12-02 06:54:21,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:54:21,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [650474851] [2024-12-02 06:54:21,808 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:54:21,808 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 06:54:21,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:54:21,810 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:21,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 (7)] Waiting until timeout for monitored process [2024-12-02 06:54:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:54:22,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 06:54:22,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:54:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-12-02 06:54:22,657 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:54:22,657 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:54:22,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [650474851] [2024-12-02 06:54:22,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [650474851] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:54:22,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:54:22,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:54:22,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660647977] [2024-12-02 06:54:22,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:54:22,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 06:54:22,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 06:54:22,659 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 06:54:22,659 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:54:22,659 INFO L87 Difference]: Start difference. First operand 264 states and 420 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:54:24,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:54:24,125 INFO L93 Difference]: Finished difference Result 638 states and 1011 transitions. [2024-12-02 06:54:24,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 06:54:24,134 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 214 [2024-12-02 06:54:24,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:54:24,138 INFO L225 Difference]: With dead ends: 638 [2024-12-02 06:54:24,138 INFO L226 Difference]: Without dead ends: 460 [2024-12-02 06:54:24,140 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 211 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 06:54:24,140 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 111 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:54:24,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 420 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:54:24,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2024-12-02 06:54:24,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 440. [2024-12-02 06:54:24,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 264 states have (on average 1.3598484848484849) internal successors, (359), 264 states have internal predecessors, (359), 170 states have call successors, (170), 5 states have call predecessors, (170), 5 states have return successors, (170), 170 states have call predecessors, (170), 170 states have call successors, (170) [2024-12-02 06:54:24,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 699 transitions. [2024-12-02 06:54:24,200 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 699 transitions. Word has length 214 [2024-12-02 06:54:24,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:54:24,200 INFO L471 AbstractCegarLoop]: Abstraction has 440 states and 699 transitions. [2024-12-02 06:54:24,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-12-02 06:54:24,201 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 699 transitions. [2024-12-02 06:54:24,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-12-02 06:54:24,203 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:54:24,203 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:24,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 (7)] Ended with exit code 0 [2024-12-02 06:54:24,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:24,404 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:54:24,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:54:24,404 INFO L85 PathProgramCache]: Analyzing trace with hash 750275966, now seen corresponding path program 1 times [2024-12-02 06:54:24,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:54:24,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [978311524] [2024-12-02 06:54:24,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:54:24,405 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 06:54:24,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:54:24,407 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 06:54:24,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/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 (8)] Waiting until timeout for monitored process [2024-12-02 06:54:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:54:24,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-02 06:54:24,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:54:28,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 503 proven. 330 refuted. 0 times theorem prover too weak. 1411 trivial. 0 not checked. [2024-12-02 06:54:28,648 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:55:34,774 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:55:34,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [978311524] [2024-12-02 06:55:34,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [978311524] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:55:34,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [6822831] [2024-12-02 06:55:34,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:55:34,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 06:55:34,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 06:55:34,777 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 06:55:34,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52851342-c1d9-49ce-8a99-62ce20ac2bdd/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-02 06:55:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:55:36,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-02 06:55:36,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:56:47,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 541 proven. 396 refuted. 0 times theorem prover too weak. 1307 trivial. 0 not checked. [2024-12-02 06:56:47,371 INFO L312 TraceCheckSpWp]: Computing backward predicates...