./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.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_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/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_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/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_0fec2343-a3a8-423d-a5f3-c7793da3a920/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 16bedafa7367c5fdfd22a91a49a3bc51f874f132ae36e0fa9860d4d7f4f51ac0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:24:49,964 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:24:50,036 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 07:24:50,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:24:50,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:24:50,071 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:24:50,071 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:24:50,072 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:24:50,072 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:24:50,072 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:24:50,072 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:24:50,072 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:24:50,073 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:24:50,073 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:24:50,073 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:24:50,073 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:24:50,073 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:24:50,074 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:24:50,074 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:24:50,074 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:24:50,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:24:50,074 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:24:50,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:24:50,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:24:50,074 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:24:50,074 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:24:50,074 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:24:50,075 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:24:50,075 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:24:50,075 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:24:50,075 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:24:50,075 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:24:50,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:24:50,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:24:50,075 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:24:50,075 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:24:50,075 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:24:50,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:24:50,076 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:24:50,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:24:50,076 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:24:50,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:24:50,076 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:24:50,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:24:50,076 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:24:50,076 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:24:50,077 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:24:50,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:24:50,077 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_0fec2343-a3a8-423d-a5f3-c7793da3a920/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 -> 16bedafa7367c5fdfd22a91a49a3bc51f874f132ae36e0fa9860d4d7f4f51ac0 [2024-12-02 07:24:50,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:24:50,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:24:50,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:24:50,391 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:24:50,391 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:24:50,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.i [2024-12-02 07:24:53,806 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/data/2152decc3/6b735530c3ab4471a032c0e434d8fc69/FLAG37688e0f5 [2024-12-02 07:24:54,030 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:24:54,030 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.i [2024-12-02 07:24:54,040 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/data/2152decc3/6b735530c3ab4471a032c0e434d8fc69/FLAG37688e0f5 [2024-12-02 07:24:54,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/data/2152decc3/6b735530c3ab4471a032c0e434d8fc69 [2024-12-02 07:24:54,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:24:54,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:24:54,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:24:54,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:24:54,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:24:54,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49b8ba7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54, skipping insertion in model container [2024-12-02 07:24:54,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,097 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:24:54,249 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_0fec2343-a3a8-423d-a5f3-c7793da3a920/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.i[919,932] [2024-12-02 07:24:54,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:24:54,326 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:24:54,337 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_0fec2343-a3a8-423d-a5f3-c7793da3a920/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.i[919,932] [2024-12-02 07:24:54,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:24:54,394 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:24:54,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54 WrapperNode [2024-12-02 07:24:54,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:24:54,397 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:24:54,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:24:54,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:24:54,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,417 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,463 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2024-12-02 07:24:54,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:24:54,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:24:54,464 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:24:54,464 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:24:54,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,480 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,502 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 07:24:54,502 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,502 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,514 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,517 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:24:54,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:24:54,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:24:54,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:24:54,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (1/1) ... [2024-12-02 07:24:54,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:24:54,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:24:54,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:24:54,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:24:54,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:24:54,605 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:24:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:24:54,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 07:24:54,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:24:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:24:54,690 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:24:54,692 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:24:55,095 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-02 07:24:55,096 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:24:55,108 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:24:55,109 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:24:55,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:24:55 BoogieIcfgContainer [2024-12-02 07:24:55,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:24:55,112 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:24:55,112 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:24:55,118 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:24:55,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:24:54" (1/3) ... [2024-12-02 07:24:55,119 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a8a561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:24:55, skipping insertion in model container [2024-12-02 07:24:55,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:24:54" (2/3) ... [2024-12-02 07:24:55,120 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a8a561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:24:55, skipping insertion in model container [2024-12-02 07:24:55,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:24:55" (3/3) ... [2024-12-02 07:24:55,121 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-46.i [2024-12-02 07:24:55,140 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:24:55,141 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-46.i that has 2 procedures, 71 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:24:55,205 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:24:55,216 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;@344e7868, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:24:55,216 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:24:55,221 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 50 states have internal predecessors, (70), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-12-02 07:24:55,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-02 07:24:55,234 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:24:55,235 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:24:55,235 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:24:55,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:24:55,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1923436283, now seen corresponding path program 1 times [2024-12-02 07:24:55,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:24:55,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933842665] [2024-12-02 07:24:55,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:24:55,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:24:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:24:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-12-02 07:24:55,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:24:55,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933842665] [2024-12-02 07:24:55,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933842665] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:24:55,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [512596114] [2024-12-02 07:24:55,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:24:55,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:24:55,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:24:55,532 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:24:55,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:24:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:24:55,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:24:55,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:24:55,729 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-12-02 07:24:55,729 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:24:55,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [512596114] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:24:55,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:24:55,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 07:24:55,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488409173] [2024-12-02 07:24:55,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:24:55,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:24:55,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:24:55,755 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:24:55,755 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:24:55,757 INFO L87 Difference]: Start difference. First operand has 71 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 50 states have internal predecessors, (70), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 07:24:55,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:24:55,785 INFO L93 Difference]: Finished difference Result 135 states and 229 transitions. [2024-12-02 07:24:55,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:24:55,787 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 124 [2024-12-02 07:24:55,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:24:55,793 INFO L225 Difference]: With dead ends: 135 [2024-12-02 07:24:55,793 INFO L226 Difference]: Without dead ends: 67 [2024-12-02 07:24:55,796 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:24:55,799 INFO L435 NwaCegarLoop]: 100 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, 100 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:24:55,800 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:24:55,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-12-02 07:24:55,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-12-02 07:24:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 46 states have internal predecessors, (62), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-12-02 07:24:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 100 transitions. [2024-12-02 07:24:55,841 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 100 transitions. Word has length 124 [2024-12-02 07:24:55,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:24:55,842 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 100 transitions. [2024-12-02 07:24:55,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 07:24:55,842 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2024-12-02 07:24:55,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-12-02 07:24:55,846 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:24:55,846 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:24:55,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 07:24:56,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 07:24:56,047 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:24:56,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:24:56,048 INFO L85 PathProgramCache]: Analyzing trace with hash -2147220988, now seen corresponding path program 1 times [2024-12-02 07:24:56,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:24:56,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041639222] [2024-12-02 07:24:56,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:24:56,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:24:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-12-02 07:25:12,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:12,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041639222] [2024-12-02 07:25:12,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041639222] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:25:12,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:25:12,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 07:25:12,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144570269] [2024-12-02 07:25:12,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:25:12,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 07:25:12,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:12,311 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 07:25:12,311 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:25:12,311 INFO L87 Difference]: Start difference. First operand 67 states and 100 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-12-02 07:25:17,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:17,291 INFO L93 Difference]: Finished difference Result 222 states and 323 transitions. [2024-12-02 07:25:17,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 07:25:17,292 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 125 [2024-12-02 07:25:17,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:17,294 INFO L225 Difference]: With dead ends: 222 [2024-12-02 07:25:17,295 INFO L226 Difference]: Without dead ends: 158 [2024-12-02 07:25:17,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-12-02 07:25:17,296 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 124 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:17,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 486 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-12-02 07:25:17,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-12-02 07:25:17,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 125. [2024-12-02 07:25:17,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 94 states have (on average 1.4042553191489362) internal successors, (132), 95 states have internal predecessors, (132), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2024-12-02 07:25:17,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 186 transitions. [2024-12-02 07:25:17,319 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 186 transitions. Word has length 125 [2024-12-02 07:25:17,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:17,320 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 186 transitions. [2024-12-02 07:25:17,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-12-02 07:25:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 186 transitions. [2024-12-02 07:25:17,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-12-02 07:25:17,322 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:17,322 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:17,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 07:25:17,323 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:17,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:17,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1136629058, now seen corresponding path program 1 times [2024-12-02 07:25:17,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:17,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521602883] [2024-12-02 07:25:17,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:17,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 07:25:17,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1525567616] [2024-12-02 07:25:17,382 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:17,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:25:17,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:25:17,384 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:25:17,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 07:25:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:25:17,577 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 07:25:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:25:17,748 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 07:25:17,748 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 07:25:17,749 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 07:25:17,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 07:25:17,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:25:17,955 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-12-02 07:25:18,019 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 07:25:18,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:25:18 BoogieIcfgContainer [2024-12-02 07:25:18,022 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 07:25:18,023 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 07:25:18,023 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 07:25:18,023 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 07:25:18,024 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:24:55" (3/4) ... [2024-12-02 07:25:18,026 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 07:25:18,027 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 07:25:18,028 INFO L158 Benchmark]: Toolchain (without parser) took 23965.84ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 92.7MB in the beginning and 123.4MB in the end (delta: -30.6MB). Peak memory consumption was 127.0MB. Max. memory is 16.1GB. [2024-12-02 07:25:18,029 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.0MB in the end (delta: 587.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:25:18,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.54ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 78.3MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 07:25:18,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.53ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 73.5MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:25:18,029 INFO L158 Benchmark]: Boogie Preprocessor took 71.13ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 67.6MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 07:25:18,030 INFO L158 Benchmark]: RCFGBuilder took 573.64ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 41.6MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 07:25:18,030 INFO L158 Benchmark]: TraceAbstraction took 22910.28ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 41.0MB in the beginning and 123.4MB in the end (delta: -82.3MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. [2024-12-02 07:25:18,030 INFO L158 Benchmark]: Witness Printer took 4.30ms. Allocated memory is still 276.8MB. Free memory was 123.4MB in the beginning and 123.4MB in the end (delta: 35.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:25:18,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.0MB in the end (delta: 587.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.54ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 78.3MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.53ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 73.5MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.13ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 67.6MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 573.64ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 41.6MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 22910.28ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 41.0MB in the beginning and 123.4MB in the end (delta: -82.3MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. * Witness Printer took 4.30ms. Allocated memory is still 276.8MB. Free memory was 123.4MB in the beginning and 123.4MB in the end (delta: 35.3kB). 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 108, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 117. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 128; [L26] unsigned char var_1_5 = 10; [L27] unsigned short int var_1_6 = 10; [L28] unsigned short int var_1_7 = 52077; [L29] unsigned short int var_1_8 = 47248; [L30] unsigned short int var_1_9 = 50; [L31] float var_1_11 = 63.75; [L32] signed long int var_1_12 = 100000; [L33] unsigned short int var_1_13 = 8; [L34] signed long int var_1_14 = 2; [L35] signed long int var_1_15 = 32; [L36] double var_1_17 = 127.5; [L37] double var_1_18 = 32.75; [L38] signed char var_1_19 = 0; [L39] unsigned long int var_1_20 = 128; [L40] unsigned short int last_1_var_1_13 = 8; [L41] double last_1_var_1_17 = 127.5; VAL [isInitial=0, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L128] isInitial = 1 [L129] FCALL initially() [L131] CALL updateLastVariables() [L120] last_1_var_1_13 = var_1_13 [L121] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L131] RET updateLastVariables() [L132] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L91] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L91] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L92] var_1_3 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L94] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L94] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L95] var_1_4 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L96] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L97] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L97] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L98] var_1_5 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L99] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L100] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L100] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L101] var_1_7 = __VERIFIER_nondet_ushort() [L102] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L102] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L103] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L103] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L104] var_1_8 = __VERIFIER_nondet_ushort() [L105] CALL assume_abort_if_not(var_1_8 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L105] RET assume_abort_if_not(var_1_8 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L106] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L106] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L107] var_1_11 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L108] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L109] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L109] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L110] var_1_14 = __VERIFIER_nondet_long() [L111] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L111] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L112] CALL assume_abort_if_not(var_1_14 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L112] RET assume_abort_if_not(var_1_14 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L113] var_1_15 = __VERIFIER_nondet_long() [L114] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L114] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L115] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L115] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L116] var_1_18 = __VERIFIER_nondet_double() [L117] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L117] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L132] RET updateVariables() [L133] CALL step() [L45] COND FALSE !(-100000 >= last_1_var_1_13) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L48] COND FALSE !((last_1_var_1_17 / var_1_11) == 999999.6f) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L52] COND TRUE var_1_2 && var_1_3 [L53] var_1_1 = (var_1_4 - var_1_5) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_19=0, var_1_1=254, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L57] COND FALSE !(var_1_1 <= (var_1_5 * var_1_4)) [L64] var_1_6 = var_1_5 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=255/2, var_1_19=0, var_1_1=254, var_1_20=128, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L66] var_1_17 = var_1_18 [L67] var_1_19 = 5 [L68] var_1_20 = var_1_15 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=0, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L69] EXPR -4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=0, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L69] EXPR var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=0, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=0, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L69] COND FALSE !((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) [L76] var_1_13 = var_1_1 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=254, var_1_14=0, var_1_15=0, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=0, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L78] COND FALSE !(var_1_1 < var_1_20) [L85] var_1_12 = var_1_6 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=0, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=0, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L133] RET step() [L134] CALL, EXPR property() [L124] EXPR (((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=0, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=0, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L124-L125] return ((((((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1)))) && (var_1_17 == ((double) var_1_18))) && (var_1_19 == ((signed char) 5))) && (var_1_20 == ((unsigned long int) var_1_15)) ; [L134] RET, EXPR property() [L134] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=0, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=0, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=0, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=0, var_1_2=1, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.8s, OverallIterations: 3, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 124 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 124 mSDsluCounter, 586 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 362 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 226 IncrementalHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 224 mSDtfsCounter, 226 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 129 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=125occurred in iteration=2, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 33 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 16.3s InterpolantComputationTime, 623 NumberOfCodeBlocks, 623 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 370 ConstructedInterpolants, 0 QuantifiedInterpolants, 1542 SizeOfPredicates, 0 NumberOfNonLiveVariables, 296 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2016/2052 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 07:25:18,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/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_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/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_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/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_0fec2343-a3a8-423d-a5f3-c7793da3a920/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 16bedafa7367c5fdfd22a91a49a3bc51f874f132ae36e0fa9860d4d7f4f51ac0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:25:20,209 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:25:20,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 07:25:20,304 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:25:20,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:25:20,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:25:20,327 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:25:20,327 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:25:20,328 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:25:20,328 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:25:20,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:25:20,328 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:25:20,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:25:20,329 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:25:20,329 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:25:20,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:25:20,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:25:20,329 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:25:20,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:25:20,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:25:20,329 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:25:20,329 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:25:20,329 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:25:20,330 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 07:25:20,330 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 07:25:20,330 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 07:25:20,330 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:25:20,330 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:25:20,330 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:25:20,330 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:25:20,330 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:25:20,330 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:25:20,330 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:25:20,331 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:25:20,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:25:20,331 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:25:20,331 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:25:20,331 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:25:20,331 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:25:20,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:25:20,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:25:20,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:25:20,331 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:25:20,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:25:20,332 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 07:25:20,332 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 07:25:20,332 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:25:20,332 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:25:20,332 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:25:20,332 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:25:20,332 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_0fec2343-a3a8-423d-a5f3-c7793da3a920/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 -> 16bedafa7367c5fdfd22a91a49a3bc51f874f132ae36e0fa9860d4d7f4f51ac0 [2024-12-02 07:25:20,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:25:20,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:25:20,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:25:20,574 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:25:20,574 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:25:20,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.i [2024-12-02 07:25:23,300 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/data/c96d58cfa/6e277967634147a08e3a43cb5ca3ba9b/FLAG67b471806 [2024-12-02 07:25:23,481 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:25:23,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.i [2024-12-02 07:25:23,490 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/data/c96d58cfa/6e277967634147a08e3a43cb5ca3ba9b/FLAG67b471806 [2024-12-02 07:25:23,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/data/c96d58cfa/6e277967634147a08e3a43cb5ca3ba9b [2024-12-02 07:25:23,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:25:23,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:25:23,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:25:23,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:25:23,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:25:23,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:25:23" (1/1) ... [2024-12-02 07:25:23,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50576f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:23, skipping insertion in model container [2024-12-02 07:25:23,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:25:23" (1/1) ... [2024-12-02 07:25:23,877 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:25:23,979 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_0fec2343-a3a8-423d-a5f3-c7793da3a920/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.i[919,932] [2024-12-02 07:25:24,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:25:24,039 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:25:24,047 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_0fec2343-a3a8-423d-a5f3-c7793da3a920/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-46.i[919,932] [2024-12-02 07:25:24,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:25:24,086 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:25:24,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24 WrapperNode [2024-12-02 07:25:24,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:25:24,087 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:25:24,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:25:24,087 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:25:24,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,101 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,121 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 129 [2024-12-02 07:25:24,121 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:25:24,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:25:24,122 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:25:24,122 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:25:24,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,133 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,142 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 07:25:24,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,151 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,152 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,155 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,157 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,158 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:25:24,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:25:24,162 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:25:24,162 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:25:24,163 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (1/1) ... [2024-12-02 07:25:24,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:25:24,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:25:24,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:25:24,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:25:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:25:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 07:25:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:25:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:25:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:25:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:25:24,274 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:25:24,276 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:25:36,839 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 07:25:36,839 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:25:36,850 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:25:36,850 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:25:36,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:25:36 BoogieIcfgContainer [2024-12-02 07:25:36,851 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:25:36,854 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:25:36,854 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:25:36,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:25:36,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:25:23" (1/3) ... [2024-12-02 07:25:36,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57eedb8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:25:36, skipping insertion in model container [2024-12-02 07:25:36,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:24" (2/3) ... [2024-12-02 07:25:36,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57eedb8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:25:36, skipping insertion in model container [2024-12-02 07:25:36,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:25:36" (3/3) ... [2024-12-02 07:25:36,863 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-46.i [2024-12-02 07:25:36,877 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:25:36,878 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-46.i that has 2 procedures, 58 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:25:36,933 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:25:36,945 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;@2353bfb2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:25:36,945 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:25:36,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-12-02 07:25:36,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-12-02 07:25:36,960 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:36,961 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:36,961 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:36,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:36,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1283369581, now seen corresponding path program 1 times [2024-12-02 07:25:36,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:25:36,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [789601291] [2024-12-02 07:25:36,979 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:36,979 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:25:36,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:25:36,982 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:25:36,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 07:25:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:37,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:25:37,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:25:37,956 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-12-02 07:25:37,956 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:25:37,957 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:25:37,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [789601291] [2024-12-02 07:25:37,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [789601291] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:25:37,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:25:37,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:25:37,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430863184] [2024-12-02 07:25:37,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:25:37,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:25:37,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:25:37,978 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:25:37,978 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:25:37,980 INFO L87 Difference]: Start difference. First operand has 58 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 07:25:38,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:38,002 INFO L93 Difference]: Finished difference Result 108 states and 187 transitions. [2024-12-02 07:25:38,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:25:38,003 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 120 [2024-12-02 07:25:38,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:38,008 INFO L225 Difference]: With dead ends: 108 [2024-12-02 07:25:38,008 INFO L226 Difference]: Without dead ends: 53 [2024-12-02 07:25:38,011 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:25:38,013 INFO L435 NwaCegarLoop]: 77 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, 77 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:38,014 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:25:38,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2024-12-02 07:25:38,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2024-12-02 07:25:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-12-02 07:25:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 77 transitions. [2024-12-02 07:25:38,049 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 77 transitions. Word has length 120 [2024-12-02 07:25:38,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:38,049 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 77 transitions. [2024-12-02 07:25:38,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 07:25:38,050 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2024-12-02 07:25:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-02 07:25:38,053 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:38,053 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:38,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 07:25:38,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:25:38,254 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:38,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:38,254 INFO L85 PathProgramCache]: Analyzing trace with hash -15310986, now seen corresponding path program 1 times [2024-12-02 07:25:38,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:25:38,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1178887944] [2024-12-02 07:25:38,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:38,255 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:25:38,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:25:38,258 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:25:38,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 07:28:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:28:07,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 07:28:07,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:28:22,564 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:28:26,633 WARN L851 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from false [2024-12-02 07:28:30,672 WARN L873 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from true [2024-12-02 07:28:42,868 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:28:54,792 WARN L286 SmtUtils]: Spent 7.86s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:29:06,980 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:29:19,188 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:29:30,437 WARN L286 SmtUtils]: Spent 7.19s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:29:42,658 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:29:54,807 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:30:05,443 WARN L286 SmtUtils]: Spent 6.57s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:30:05,444 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-12-02 07:30:05,444 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:30:05,444 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:30:05,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1178887944] [2024-12-02 07:30:05,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1178887944] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:30:05,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:30:05,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:30:05,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99568157] [2024-12-02 07:30:05,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:30:05,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:30:05,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:30:05,446 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:30:05,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=7, Unknown=2, NotChecked=4, Total=20 [2024-12-02 07:30:05,447 INFO L87 Difference]: Start difference. First operand 53 states and 77 transitions. Second operand has 5 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-12-02 07:30:09,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:30:13,989 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 2.0)))) (and (= c_~var_1_17~0 .cse0) (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) (= c_~last_1_var_1_17~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-12-02 07:30:18,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:30:22,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:30:26,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:30:30,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:30:34,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:30:38,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:30:42,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:30:46,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:30:50,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:30:50,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:30:50,892 INFO L93 Difference]: Finished difference Result 114 states and 165 transitions. [2024-12-02 07:30:50,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 07:30:50,974 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 121 [2024-12-02 07:30:50,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:30:50,976 INFO L225 Difference]: With dead ends: 114 [2024-12-02 07:30:50,977 INFO L226 Difference]: Without dead ends: 112 [2024-12-02 07:30:50,977 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.4s TimeCoverageRelationStatistics Valid=13, Invalid=12, Unknown=3, NotChecked=14, Total=42 [2024-12-02 07:30:50,978 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 46 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 39 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 191 IncrementalHoareTripleChecker+Unchecked, 41.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:30:50,978 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 234 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 14 Invalid, 9 Unknown, 191 Unchecked, 41.2s Time] [2024-12-02 07:30:50,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-12-02 07:30:50,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 98. [2024-12-02 07:30:50,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 57 states have (on average 1.1929824561403508) internal successors, (68), 57 states have internal predecessors, (68), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:30:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 144 transitions. [2024-12-02 07:30:50,999 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 144 transitions. Word has length 121 [2024-12-02 07:30:51,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:30:51,000 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 144 transitions. [2024-12-02 07:30:51,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-12-02 07:30:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 144 transitions. [2024-12-02 07:30:51,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-02 07:30:51,002 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:30:51,002 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:30:51,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/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)] Forceful destruction successful, exit code 0 [2024-12-02 07:30:51,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:30:51,203 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:30:51,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:30:51,203 INFO L85 PathProgramCache]: Analyzing trace with hash 664747384, now seen corresponding path program 1 times [2024-12-02 07:30:51,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:30:51,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [957396999] [2024-12-02 07:30:51,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:30:51,204 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:30:51,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:30:51,205 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:30:51,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-12-02 07:30:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:30:52,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 07:30:52,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:31:08,325 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:31:12,396 WARN L851 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from false [2024-12-02 07:31:16,452 WARN L873 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from true [2024-12-02 07:31:28,673 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:31:40,908 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:31:53,144 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:32:05,376 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:32:17,628 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:32:29,821 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:32:41,249 WARN L286 SmtUtils]: Spent 7.35s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:32:52,615 WARN L286 SmtUtils]: Spent 7.28s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:32:52,615 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-12-02 07:32:52,616 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:32:52,616 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:32:52,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [957396999] [2024-12-02 07:32:52,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [957396999] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:32:52,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:32:52,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:32:52,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9060699] [2024-12-02 07:32:52,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:32:52,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:32:52,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:32:52,617 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:32:52,617 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=7, Unknown=2, NotChecked=4, Total=20 [2024-12-02 07:32:52,617 INFO L87 Difference]: Start difference. First operand 98 states and 144 transitions. Second operand has 5 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-12-02 07:32:56,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.93s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:33:01,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:33:05,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:33:06,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:33:11,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:33:15,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:33:19,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:33:23,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:33:26,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:33:26,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:33:26,564 INFO L93 Difference]: Finished difference Result 162 states and 237 transitions. [2024-12-02 07:33:26,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:33:26,661 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 121 [2024-12-02 07:33:26,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:33:26,662 INFO L225 Difference]: With dead ends: 162 [2024-12-02 07:33:26,662 INFO L226 Difference]: Without dead ends: 104 [2024-12-02 07:33:26,663 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=11, Invalid=11, Unknown=2, NotChecked=6, Total=30 [2024-12-02 07:33:26,663 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 44 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 40 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 151 IncrementalHoareTripleChecker+Unchecked, 33.9s IncrementalHoareTripleChecker+Time [2024-12-02 07:33:26,664 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 208 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 12 Invalid, 6 Unknown, 151 Unchecked, 33.9s Time] [2024-12-02 07:33:26,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-12-02 07:33:26,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 90. [2024-12-02 07:33:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 49 states have (on average 1.1428571428571428) internal successors, (56), 49 states have internal predecessors, (56), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:33:26,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 132 transitions. [2024-12-02 07:33:26,681 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 132 transitions. Word has length 121 [2024-12-02 07:33:26,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:33:26,681 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 132 transitions. [2024-12-02 07:33:26,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-12-02 07:33:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2024-12-02 07:33:26,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-02 07:33:26,683 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:33:26,683 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:33:26,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/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)] Forceful destruction successful, exit code 0 [2024-12-02 07:33:26,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:33:26,884 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:33:26,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:33:26,884 INFO L85 PathProgramCache]: Analyzing trace with hash -408337996, now seen corresponding path program 1 times [2024-12-02 07:33:26,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:33:26,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [195742620] [2024-12-02 07:33:26,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:33:26,885 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:33:26,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:33:26,887 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:33:26,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fec2343-a3a8-423d-a5f3-c7793da3a920/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 07:33:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:33:27,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-02 07:33:27,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:33:37,930 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:33:46,214 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:33:54,503 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:34:02,796 WARN L286 SmtUtils]: Spent 8.29s 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 07:34:11,088 WARN L286 SmtUtils]: Spent 8.29s 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 07:34:17,858 WARN L286 SmtUtils]: Spent 6.77s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:34:21,955 WARN L851 $PredicateComparison]: unable to prove that (and (not (fp.eq (fp.div c_currentRoundingMode c_~last_1_var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)) ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 4999998.0 5.0))))) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse1))) (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse1))) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-12-02 07:34:26,052 WARN L873 $PredicateComparison]: unable to prove that (and (not (fp.eq (fp.div c_currentRoundingMode c_~last_1_var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)) ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 4999998.0 5.0))))) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse1))) (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse1))) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-12-02 07:34:34,252 WARN L286 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:34:42,535 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:34:50,849 WARN L286 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:34:59,153 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:35:07,446 WARN L286 SmtUtils]: Spent 8.29s 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 07:35:13,519 WARN L286 SmtUtils]: Spent 6.07s 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 07:35:21,842 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:35:25,940 WARN L851 $PredicateComparison]: unable to prove that (and (not (fp.eq (fp.div c_currentRoundingMode c_~last_1_var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)) ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 4999998.0 5.0))))) (= ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_4~0) (bvneg ((_ zero_extend 24) c_~var_1_5~0)))) c_~var_1_1~0) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse1))) (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse1))) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-12-02 07:35:30,050 WARN L873 $PredicateComparison]: unable to prove that (and (not (fp.eq (fp.div c_currentRoundingMode c_~last_1_var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)) ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 4999998.0 5.0))))) (= ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_4~0) (bvneg ((_ zero_extend 24) c_~var_1_5~0)))) c_~var_1_1~0) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse1))) (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse1))) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-12-02 07:35:43,055 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:35:51,348 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:35:58,668 WARN L286 SmtUtils]: Spent 7.32s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:36:06,962 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:36:15,251 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:36:23,560 WARN L286 SmtUtils]: Spent 8.31s 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 07:36:31,858 WARN L286 SmtUtils]: Spent 8.30s 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 07:36:40,164 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:36:44,262 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_4~0)) (.cse1 ((_ zero_extend 24) c_~var_1_5~0))) (and (not (fp.eq (fp.div c_currentRoundingMode c_~last_1_var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)) ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 4999998.0 5.0))))) (= ((_ zero_extend 8) c_~var_1_5~0) c_~var_1_6~0) (= ((_ extract 7 0) (bvadd .cse0 (bvneg .cse1))) c_~var_1_1~0) (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse2)))))) (not (bvsle ((_ zero_extend 24) c_~var_1_1~0) (bvmul .cse0 .cse1))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-12-02 07:36:48,360 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_4~0)) (.cse1 ((_ zero_extend 24) c_~var_1_5~0))) (and (not (fp.eq (fp.div c_currentRoundingMode c_~last_1_var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)) ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 4999998.0 5.0))))) (= ((_ zero_extend 8) c_~var_1_5~0) c_~var_1_6~0) (= ((_ extract 7 0) (bvadd .cse0 (bvneg .cse1))) c_~var_1_1~0) (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse2)))))) (not (bvsle ((_ zero_extend 24) c_~var_1_1~0) (bvmul .cse0 .cse1))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2024-12-02 07:36:56,681 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:37:04,872 WARN L286 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:37:13,176 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:37:21,499 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:37:29,786 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:37:38,075 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:37:43,477 WARN L286 SmtUtils]: Spent 5.40s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:37:51,797 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:38:00,122 WARN L286 SmtUtils]: Spent 8.32s 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 07:38:08,432 WARN L286 SmtUtils]: Spent 8.31s 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 07:38:16,730 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:38:25,053 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:38:29,152 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_4~0)) (.cse1 ((_ zero_extend 24) c_~var_1_5~0))) (and (not (fp.eq (fp.div c_currentRoundingMode c_~last_1_var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)) ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 4999998.0 5.0))))) (= ((_ zero_extend 8) c_~var_1_5~0) c_~var_1_6~0) (= ((_ extract 7 0) (bvadd .cse0 (bvneg .cse1))) c_~var_1_1~0) (= c_~var_1_17~0 c_~var_1_18~0) (= c_~var_1_15~0 c_~var_1_20~0) (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse2)))))) (not (bvsle ((_ zero_extend 24) c_~var_1_1~0) (bvmul .cse0 .cse1))) (= (_ bv5 8) c_~var_1_19~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-12-02 07:38:33,261 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_4~0)) (.cse1 ((_ zero_extend 24) c_~var_1_5~0))) (and (not (fp.eq (fp.div c_currentRoundingMode c_~last_1_var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)) ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 4999998.0 5.0))))) (= ((_ zero_extend 8) c_~var_1_5~0) c_~var_1_6~0) (= ((_ extract 7 0) (bvadd .cse0 (bvneg .cse1))) c_~var_1_1~0) (= c_~var_1_17~0 c_~var_1_18~0) (= c_~var_1_15~0 c_~var_1_20~0) (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (fp.leq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse2)))))) (not (bvsle ((_ zero_extend 24) c_~var_1_1~0) (bvmul .cse0 .cse1))) (= (_ bv5 8) c_~var_1_19~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2024-12-02 07:38:50,574 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:38:58,768 WARN L286 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:39:07,093 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:39:15,409 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:39:25,752 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:39:39,004 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:39:47,334 WARN L286 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)