./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya --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 64bit --witnessprinter.graph.data.programhash 41f47466632cef79c6428d332b083f6bab28594818001ff9f9c3e4bbd8dd136a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:49:41,674 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:49:41,739 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 05:49:41,743 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:49:41,744 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:49:41,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:49:41,770 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:49:41,770 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:49:41,771 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:49:41,772 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:49:41,772 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:49:41,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:49:41,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:49:41,774 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:49:41,774 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:49:41,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:49:41,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:49:41,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:49:41,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:49:41,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:49:41,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:49:41,779 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:49:41,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:49:41,780 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:49:41,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:49:41,780 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:49:41,781 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:49:41,781 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:49:41,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:49:41,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:49:41,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:49:41,782 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:49:41,783 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:49:41,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 05:49:41,783 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:49:41,783 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:49:41,783 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:49:41,784 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:49:41,784 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:49:41,784 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41f47466632cef79c6428d332b083f6bab28594818001ff9f9c3e4bbd8dd136a [2023-11-29 05:49:42,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:49:42,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:49:42,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:49:42,075 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:49:42,075 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:49:42,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c [2023-11-29 05:49:44,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:49:45,117 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:49:45,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c [2023-11-29 05:49:45,132 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/data/de35bafa6/2ceaefbf0fc04912a85646ea4fe1f110/FLAG68ee5b2b5 [2023-11-29 05:49:45,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/data/de35bafa6/2ceaefbf0fc04912a85646ea4fe1f110 [2023-11-29 05:49:45,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:49:45,150 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:49:45,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:49:45,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:49:45,156 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:49:45,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:45,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a08616 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45, skipping insertion in model container [2023-11-29 05:49:45,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:45,213 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:49:45,378 WARN L240 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_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c[1244,1257] [2023-11-29 05:49:45,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:49:45,587 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:49:45,600 WARN L240 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_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c[1244,1257] [2023-11-29 05:49:45,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:49:45,724 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:49:45,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45 WrapperNode [2023-11-29 05:49:45,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:49:45,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:49:45,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:49:45,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:49:45,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:45,767 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:45,963 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1912 [2023-11-29 05:49:45,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:49:45,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:49:45,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:49:45,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:49:45,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:45,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:46,006 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:46,063 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [2, 7]. 78 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 7]. The 0 writes are split as follows [0, 0]. [2023-11-29 05:49:46,064 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:46,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:46,109 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:46,120 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:46,134 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:46,144 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:46,164 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:49:46,165 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:49:46,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:49:46,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:49:46,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (1/1) ... [2023-11-29 05:49:46,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:49:46,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:49:46,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:49:46,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:49:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:49:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 05:49:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 05:49:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:49:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:49:46,461 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:49:46,463 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:49:47,839 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:49:47,896 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:49:47,896 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:49:47,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:49:47 BoogieIcfgContainer [2023-11-29 05:49:47,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:49:47,899 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:49:47,900 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:49:47,902 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:49:47,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:49:45" (1/3) ... [2023-11-29 05:49:47,903 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd809c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:49:47, skipping insertion in model container [2023-11-29 05:49:47,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:45" (2/3) ... [2023-11-29 05:49:47,903 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd809c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:49:47, skipping insertion in model container [2023-11-29 05:49:47,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:49:47" (3/3) ... [2023-11-29 05:49:47,905 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal1.c [2023-11-29 05:49:47,919 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:49:47,919 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:49:48,003 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:49:48,010 INFO L357 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, mHoare=true, 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;@39152bdd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:49:48,010 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:49:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 246 states have (on average 1.6666666666666667) internal successors, (410), 247 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-29 05:49:48,025 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:49:48,026 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:49:48,027 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:49:48,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:49:48,032 INFO L85 PathProgramCache]: Analyzing trace with hash 860201224, now seen corresponding path program 1 times [2023-11-29 05:49:48,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:49:48,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029268575] [2023-11-29 05:49:48,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:49:48,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:49:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:49:48,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:49:48,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:49:48,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029268575] [2023-11-29 05:49:48,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029268575] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:49:48,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:49:48,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:49:48,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845060983] [2023-11-29 05:49:48,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:49:48,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:49:48,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:49:48,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:49:48,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:49:48,741 INFO L87 Difference]: Start difference. First operand has 248 states, 246 states have (on average 1.6666666666666667) internal successors, (410), 247 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:48,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:49:48,828 INFO L93 Difference]: Finished difference Result 405 states and 671 transitions. [2023-11-29 05:49:48,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:49:48,830 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2023-11-29 05:49:48,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:49:48,842 INFO L225 Difference]: With dead ends: 405 [2023-11-29 05:49:48,842 INFO L226 Difference]: Without dead ends: 248 [2023-11-29 05:49:48,845 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:49:48,849 INFO L413 NwaCegarLoop]: 403 mSDtfsCounter, 1 mSDsluCounter, 801 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1204 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:49:48,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1204 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:49:48,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-11-29 05:49:48,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2023-11-29 05:49:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 247 states have (on average 1.6518218623481782) internal successors, (408), 247 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:48,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 408 transitions. [2023-11-29 05:49:48,901 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 408 transitions. Word has length 78 [2023-11-29 05:49:48,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:49:48,902 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 408 transitions. [2023-11-29 05:49:48,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:48,902 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 408 transitions. [2023-11-29 05:49:48,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-29 05:49:48,905 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:49:48,906 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:49:48,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 05:49:48,906 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:49:48,907 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:49:48,907 INFO L85 PathProgramCache]: Analyzing trace with hash 898159560, now seen corresponding path program 1 times [2023-11-29 05:49:48,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:49:48,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581092599] [2023-11-29 05:49:48,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:49:48,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:49:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:49:49,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:49:49,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:49:49,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581092599] [2023-11-29 05:49:49,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581092599] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:49:49,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:49:49,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:49:49,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402282859] [2023-11-29 05:49:49,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:49:49,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:49:49,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:49:49,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:49:49,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:49:49,170 INFO L87 Difference]: Start difference. First operand 248 states and 408 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:49,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:49:49,210 INFO L93 Difference]: Finished difference Result 408 states and 669 transitions. [2023-11-29 05:49:49,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:49:49,211 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2023-11-29 05:49:49,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:49:49,213 INFO L225 Difference]: With dead ends: 408 [2023-11-29 05:49:49,214 INFO L226 Difference]: Without dead ends: 251 [2023-11-29 05:49:49,215 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:49:49,216 INFO L413 NwaCegarLoop]: 403 mSDtfsCounter, 1 mSDsluCounter, 799 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1202 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:49:49,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1202 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:49:49,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-11-29 05:49:49,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 250. [2023-11-29 05:49:49,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.6465863453815262) internal successors, (410), 249 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:49,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 410 transitions. [2023-11-29 05:49:49,232 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 410 transitions. Word has length 79 [2023-11-29 05:49:49,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:49:49,233 INFO L495 AbstractCegarLoop]: Abstraction has 250 states and 410 transitions. [2023-11-29 05:49:49,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:49,233 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 410 transitions. [2023-11-29 05:49:49,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-29 05:49:49,236 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:49:49,236 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:49:49,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 05:49:49,236 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:49:49,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:49:49,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1862710562, now seen corresponding path program 1 times [2023-11-29 05:49:49,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:49:49,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653425126] [2023-11-29 05:49:49,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:49:49,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:49:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:49:49,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:49:49,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:49:49,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653425126] [2023-11-29 05:49:49,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653425126] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:49:49,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:49:49,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:49:49,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738932253] [2023-11-29 05:49:49,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:49:49,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:49:49,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:49:49,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:49:49,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:49:49,822 INFO L87 Difference]: Start difference. First operand 250 states and 410 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:50,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:49:50,120 INFO L93 Difference]: Finished difference Result 581 states and 949 transitions. [2023-11-29 05:49:50,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:49:50,121 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2023-11-29 05:49:50,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:49:50,124 INFO L225 Difference]: With dead ends: 581 [2023-11-29 05:49:50,124 INFO L226 Difference]: Without dead ends: 422 [2023-11-29 05:49:50,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-11-29 05:49:50,127 INFO L413 NwaCegarLoop]: 412 mSDtfsCounter, 1373 mSDsluCounter, 1180 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 1592 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:49:50,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1373 Valid, 1592 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:49:50,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2023-11-29 05:49:50,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 264. [2023-11-29 05:49:50,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 263 states have (on average 1.6425855513307985) internal successors, (432), 263 states have internal predecessors, (432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:50,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 432 transitions. [2023-11-29 05:49:50,143 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 432 transitions. Word has length 80 [2023-11-29 05:49:50,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:49:50,143 INFO L495 AbstractCegarLoop]: Abstraction has 264 states and 432 transitions. [2023-11-29 05:49:50,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:50,144 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 432 transitions. [2023-11-29 05:49:50,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-29 05:49:50,145 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:49:50,146 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:49:50,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 05:49:50,146 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:49:50,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:49:50,146 INFO L85 PathProgramCache]: Analyzing trace with hash -785607506, now seen corresponding path program 1 times [2023-11-29 05:49:50,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:49:50,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2497923] [2023-11-29 05:49:50,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:49:50,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:49:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:49:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:49:50,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:49:50,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2497923] [2023-11-29 05:49:50,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2497923] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:49:50,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:49:50,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 05:49:50,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257781270] [2023-11-29 05:49:50,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:49:50,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:49:50,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:49:50,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:49:50,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:49:50,619 INFO L87 Difference]: Start difference. First operand 264 states and 432 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:51,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:49:51,082 INFO L93 Difference]: Finished difference Result 733 states and 1197 transitions. [2023-11-29 05:49:51,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 05:49:51,084 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2023-11-29 05:49:51,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:49:51,088 INFO L225 Difference]: With dead ends: 733 [2023-11-29 05:49:51,088 INFO L226 Difference]: Without dead ends: 574 [2023-11-29 05:49:51,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2023-11-29 05:49:51,090 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 2561 mSDsluCounter, 1997 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2561 SdHoareTripleChecker+Valid, 2411 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:49:51,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2561 Valid, 2411 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:49:51,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2023-11-29 05:49:51,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 267. [2023-11-29 05:49:51,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 266 states have (on average 1.6390977443609023) internal successors, (436), 266 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:51,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 436 transitions. [2023-11-29 05:49:51,103 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 436 transitions. Word has length 81 [2023-11-29 05:49:51,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:49:51,103 INFO L495 AbstractCegarLoop]: Abstraction has 267 states and 436 transitions. [2023-11-29 05:49:51,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:51,104 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 436 transitions. [2023-11-29 05:49:51,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-29 05:49:51,106 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:49:51,106 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:49:51,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 05:49:51,106 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:49:51,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:49:51,107 INFO L85 PathProgramCache]: Analyzing trace with hash -1178634516, now seen corresponding path program 1 times [2023-11-29 05:49:51,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:49:51,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139476042] [2023-11-29 05:49:51,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:49:51,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:49:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:49:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:49:51,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:49:51,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139476042] [2023-11-29 05:49:51,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139476042] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:49:51,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:49:51,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 05:49:51,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717980248] [2023-11-29 05:49:51,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:49:51,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 05:49:51,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:49:51,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 05:49:51,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:49:51,872 INFO L87 Difference]: Start difference. First operand 267 states and 436 transitions. Second operand has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:52,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:49:52,481 INFO L93 Difference]: Finished difference Result 734 states and 1199 transitions. [2023-11-29 05:49:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 05:49:52,483 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2023-11-29 05:49:52,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:49:52,487 INFO L225 Difference]: With dead ends: 734 [2023-11-29 05:49:52,487 INFO L226 Difference]: Without dead ends: 575 [2023-11-29 05:49:52,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2023-11-29 05:49:52,488 INFO L413 NwaCegarLoop]: 648 mSDtfsCounter, 1870 mSDsluCounter, 2650 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1870 SdHoareTripleChecker+Valid, 3298 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:49:52,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1870 Valid, 3298 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:49:52,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2023-11-29 05:49:52,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 270. [2023-11-29 05:49:52,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 269 states have (on average 1.6356877323420074) internal successors, (440), 269 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:52,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 440 transitions. [2023-11-29 05:49:52,498 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 440 transitions. Word has length 81 [2023-11-29 05:49:52,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:49:52,499 INFO L495 AbstractCegarLoop]: Abstraction has 270 states and 440 transitions. [2023-11-29 05:49:52,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:49:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 440 transitions. [2023-11-29 05:49:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-29 05:49:52,500 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:49:52,500 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:49:52,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 05:49:52,501 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:49:52,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:49:52,502 INFO L85 PathProgramCache]: Analyzing trace with hash 596372846, now seen corresponding path program 1 times [2023-11-29 05:49:52,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:49:52,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735682240] [2023-11-29 05:49:52,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:49:52,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:49:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:49:52,548 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:49:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:49:52,632 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:49:52,633 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 05:49:52,634 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 05:49:52,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 05:49:52,638 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-29 05:49:52,641 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 05:49:52,682 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 05:49:52,683 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 05:49:52,683 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-29 05:49:52,683 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-29 05:49:52,684 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated [2023-11-29 05:49:52,684 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated [2023-11-29 05:49:52,684 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-11-29 05:49:52,685 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated [2023-11-29 05:49:52,685 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated [2023-11-29 05:49:52,685 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated [2023-11-29 05:49:52,686 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated [2023-11-29 05:49:52,686 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated [2023-11-29 05:49:52,687 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated [2023-11-29 05:49:52,687 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated [2023-11-29 05:49:52,688 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated [2023-11-29 05:49:52,688 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated [2023-11-29 05:49:52,688 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-29 05:49:52,689 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated [2023-11-29 05:49:52,689 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated [2023-11-29 05:49:52,690 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated [2023-11-29 05:49:52,690 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-29 05:49:52,691 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated [2023-11-29 05:49:52,691 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-29 05:49:52,692 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-29 05:49:52,692 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-29 05:49:52,693 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated [2023-11-29 05:49:52,693 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet31 could not be translated [2023-11-29 05:49:52,694 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated [2023-11-29 05:49:52,694 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet33 could not be translated [2023-11-29 05:49:52,695 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet32 could not be translated [2023-11-29 05:49:52,695 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet35 could not be translated [2023-11-29 05:49:52,696 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet34 could not be translated [2023-11-29 05:49:52,696 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet37 could not be translated [2023-11-29 05:49:52,696 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet36 could not be translated [2023-11-29 05:49:52,697 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet38 could not be translated [2023-11-29 05:49:52,698 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet39 could not be translated [2023-11-29 05:49:52,698 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet40 could not be translated [2023-11-29 05:49:52,699 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet41 could not be translated [2023-11-29 05:49:52,699 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet43 could not be translated [2023-11-29 05:49:52,700 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet42 could not be translated [2023-11-29 05:49:52,700 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet44 could not be translated [2023-11-29 05:49:52,701 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet45 could not be translated [2023-11-29 05:49:52,701 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet47 could not be translated [2023-11-29 05:49:52,702 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet46 could not be translated [2023-11-29 05:49:52,703 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet48 could not be translated [2023-11-29 05:49:52,703 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet49 could not be translated [2023-11-29 05:49:52,704 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated [2023-11-29 05:49:52,704 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet51 could not be translated [2023-11-29 05:49:52,705 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet53 could not be translated [2023-11-29 05:49:52,705 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet52 could not be translated [2023-11-29 05:49:52,706 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated [2023-11-29 05:49:52,706 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet54 could not be translated [2023-11-29 05:49:52,707 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated [2023-11-29 05:49:52,707 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet57 could not be translated [2023-11-29 05:49:52,708 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet59 could not be translated [2023-11-29 05:49:52,708 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet58 could not be translated [2023-11-29 05:49:52,709 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet61 could not be translated [2023-11-29 05:49:52,709 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet60 could not be translated [2023-11-29 05:49:52,710 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet62 could not be translated [2023-11-29 05:49:52,710 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet63 could not be translated [2023-11-29 05:49:52,712 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet65 could not be translated [2023-11-29 05:49:52,713 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet72 could not be translated [2023-11-29 05:49:52,715 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet117 could not be translated [2023-11-29 05:49:52,716 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet118 could not be translated [2023-11-29 05:49:52,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet119 could not be translated [2023-11-29 05:49:52,718 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet120 could not be translated [2023-11-29 05:49:52,719 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet121 could not be translated [2023-11-29 05:49:52,719 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 05:49:52,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 05:49:52 BoogieIcfgContainer [2023-11-29 05:49:52,740 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 05:49:52,741 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 05:49:52,741 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 05:49:52,741 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 05:49:52,741 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:49:47" (3/4) ... [2023-11-29 05:49:52,743 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 05:49:52,744 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 05:49:52,744 INFO L158 Benchmark]: Toolchain (without parser) took 7594.96ms. Allocated memory was 144.7MB in the beginning and 339.7MB in the end (delta: 195.0MB). Free memory was 110.4MB in the beginning and 112.8MB in the end (delta: -2.4MB). Peak memory consumption was 193.7MB. Max. memory is 16.1GB. [2023-11-29 05:49:52,745 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 144.7MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:49:52,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.66ms. Allocated memory is still 144.7MB. Free memory was 110.4MB in the beginning and 71.7MB in the end (delta: 38.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-29 05:49:52,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 238.57ms. Allocated memory was 144.7MB in the beginning and 241.2MB in the end (delta: 96.5MB). Free memory was 71.7MB in the beginning and 192.9MB in the end (delta: -121.2MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2023-11-29 05:49:52,746 INFO L158 Benchmark]: Boogie Preprocessor took 199.80ms. Allocated memory is still 241.2MB. Free memory was 192.9MB in the beginning and 173.8MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-29 05:49:52,746 INFO L158 Benchmark]: RCFGBuilder took 1732.05ms. Allocated memory is still 241.2MB. Free memory was 173.8MB in the beginning and 99.3MB in the end (delta: 74.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2023-11-29 05:49:52,747 INFO L158 Benchmark]: TraceAbstraction took 4841.13ms. Allocated memory was 241.2MB in the beginning and 339.7MB in the end (delta: 98.6MB). Free memory was 98.2MB in the beginning and 113.9MB in the end (delta: -15.6MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. [2023-11-29 05:49:52,747 INFO L158 Benchmark]: Witness Printer took 3.06ms. Allocated memory is still 339.7MB. Free memory was 113.9MB in the beginning and 112.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:49:52,749 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 144.7MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.66ms. Allocated memory is still 144.7MB. Free memory was 110.4MB in the beginning and 71.7MB in the end (delta: 38.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 238.57ms. Allocated memory was 144.7MB in the beginning and 241.2MB in the end (delta: 96.5MB). Free memory was 71.7MB in the beginning and 192.9MB in the end (delta: -121.2MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 199.80ms. Allocated memory is still 241.2MB. Free memory was 192.9MB in the beginning and 173.8MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1732.05ms. Allocated memory is still 241.2MB. Free memory was 173.8MB in the beginning and 99.3MB in the end (delta: 74.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * TraceAbstraction took 4841.13ms. Allocated memory was 241.2MB in the beginning and 339.7MB in the end (delta: 98.6MB). Free memory was 98.2MB in the beginning and 113.9MB in the end (delta: -15.6MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. * Witness Printer took 3.06ms. Allocated memory is still 339.7MB. Free memory was 113.9MB in the beginning and 112.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet121 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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: 21]: 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 bitwiseOr at line 261, overapproximation of bitwiseAnd at line 266. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 32); [L30] const SORT_6 msb_SORT_6 = (SORT_6)1 << (32 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 4); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (4 - 1); [L35] const SORT_14 mask_SORT_14 = (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 64); [L36] const SORT_14 msb_SORT_14 = (SORT_14)1 << (64 - 1); [L38] const SORT_1 var_56 = 0; [L39] const SORT_6 var_60 = 0; [L40] const SORT_1 var_73 = 1; [L41] const SORT_14 var_77 = 0; [L42] const SORT_10 var_98 = 0; [L44] SORT_1 input_2; [L45] SORT_1 input_3; [L46] SORT_1 input_4; [L47] SORT_1 input_5; [L48] SORT_6 input_7; [L49] SORT_6 input_8; [L50] SORT_1 input_9; [L51] SORT_10 input_11; [L52] SORT_1 input_12; [L53] SORT_1 input_13; [L54] SORT_14 input_15; [L55] SORT_10 input_16; [L56] SORT_1 input_17; [L57] SORT_6 input_18; [L58] SORT_1 input_19; [L59] SORT_10 input_20; [L60] SORT_10 input_21; [L61] SORT_6 input_22; [L62] SORT_6 input_23; [L63] SORT_1 input_24; [L64] SORT_14 input_25; [L65] SORT_10 input_26; [L66] SORT_1 input_27; [L67] SORT_6 input_28; [L68] SORT_6 input_29; [L69] SORT_6 input_30; [L70] SORT_6 input_31; [L71] SORT_10 input_32; [L72] SORT_10 input_33; [L73] SORT_10 input_34; [L74] SORT_10 input_35; [L75] SORT_10 input_36; [L76] SORT_10 input_37; [L77] SORT_10 input_38; [L78] SORT_10 input_39; [L79] SORT_1 input_40; [L80] SORT_1 input_41; [L81] SORT_1 input_42; [L82] SORT_1 input_43; [L83] SORT_1 input_44; [L84] SORT_1 input_45; [L85] SORT_14 input_46; [L86] SORT_14 input_47; [L87] SORT_14 input_48; [L88] SORT_14 input_49; [L89] SORT_6 input_50; [L90] SORT_6 input_51; [L91] SORT_1 input_52; [L92] SORT_1 input_53; [L93] SORT_1 input_54; [L94] SORT_1 input_55; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L96] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L97] SORT_6 state_61 = __VERIFIER_nondet_uint() & mask_SORT_6; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L98] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L99] SORT_6 state_66 = __VERIFIER_nondet_uint() & mask_SORT_6; [L100] EXPR __VERIFIER_nondet_ulong() & mask_SORT_14 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L100] SORT_14 state_78 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L101] EXPR __VERIFIER_nondet_ulong() & mask_SORT_14 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L101] SORT_14 state_81 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L102] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L103] SORT_1 state_90 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L104] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L105] SORT_10 state_99 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L106] SORT_10 state_102 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L107] SORT_1 state_116 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L108] SORT_1 state_123 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L109] SORT_10 state_135 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L110] SORT_10 state_138 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L111] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L111] SORT_6 state_148 = __VERIFIER_nondet_uint() & mask_SORT_6; [L112] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L112] SORT_6 state_156 = __VERIFIER_nondet_uint() & mask_SORT_6; [L113] EXPR __VERIFIER_nondet_ulong() & mask_SORT_14 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L113] SORT_14 state_170 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L114] EXPR __VERIFIER_nondet_ulong() & mask_SORT_14 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L114] SORT_14 state_173 = __VERIFIER_nondet_ulong() & mask_SORT_14; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L115] SORT_1 state_176 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L116] SORT_10 state_179 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L117] SORT_1 state_184 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L118] SORT_1 state_191 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L119] SORT_10 state_196 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L120] SORT_1 state_212 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L121] SORT_10 state_217 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L122] SORT_1 state_223 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L123] SORT_10 state_238 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L124] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L124] SORT_6 state_249 = __VERIFIER_nondet_uint() & mask_SORT_6; [L125] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 VAL [mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L125] SORT_6 state_282 = __VERIFIER_nondet_uint() & mask_SORT_6; [L127] SORT_1 init_58_arg_1 = var_56; [L128] state_57 = init_58_arg_1 [L129] SORT_6 init_62_arg_1 = var_60; [L130] state_61 = init_62_arg_1 [L131] SORT_1 init_64_arg_1 = var_56; [L132] state_63 = init_64_arg_1 [L133] SORT_6 init_67_arg_1 = var_60; [L134] state_66 = init_67_arg_1 [L135] SORT_14 init_79_arg_1 = var_77; [L136] state_78 = init_79_arg_1 [L137] SORT_14 init_82_arg_1 = var_77; [L138] state_81 = init_82_arg_1 [L139] SORT_1 init_85_arg_1 = var_56; [L140] state_84 = init_85_arg_1 [L141] SORT_1 init_91_arg_1 = var_56; [L142] state_90 = init_91_arg_1 [L143] SORT_1 init_94_arg_1 = var_56; [L144] state_93 = init_94_arg_1 [L145] SORT_10 init_100_arg_1 = var_98; [L146] state_99 = init_100_arg_1 [L147] SORT_10 init_103_arg_1 = var_98; [L148] state_102 = init_103_arg_1 [L149] SORT_1 init_117_arg_1 = var_56; [L150] state_116 = init_117_arg_1 [L151] SORT_1 init_124_arg_1 = var_56; [L152] state_123 = init_124_arg_1 [L153] SORT_10 init_136_arg_1 = var_98; [L154] state_135 = init_136_arg_1 [L155] SORT_10 init_139_arg_1 = var_98; [L156] state_138 = init_139_arg_1 [L157] SORT_6 init_149_arg_1 = var_60; [L158] state_148 = init_149_arg_1 [L159] SORT_6 init_157_arg_1 = var_60; [L160] state_156 = init_157_arg_1 [L161] SORT_14 init_171_arg_1 = var_77; [L162] state_170 = init_171_arg_1 [L163] SORT_14 init_174_arg_1 = var_77; [L164] state_173 = init_174_arg_1 [L165] SORT_1 init_177_arg_1 = var_56; [L166] state_176 = init_177_arg_1 [L167] SORT_10 init_180_arg_1 = var_98; [L168] state_179 = init_180_arg_1 [L169] SORT_1 init_185_arg_1 = var_56; [L170] state_184 = init_185_arg_1 [L171] SORT_1 init_192_arg_1 = var_56; [L172] state_191 = init_192_arg_1 [L173] SORT_10 init_197_arg_1 = var_98; [L174] state_196 = init_197_arg_1 [L175] SORT_1 init_213_arg_1 = var_56; [L176] state_212 = init_213_arg_1 [L177] SORT_10 init_218_arg_1 = var_98; [L178] state_217 = init_218_arg_1 [L179] SORT_1 init_224_arg_1 = var_56; [L180] state_223 = init_224_arg_1 [L181] SORT_10 init_239_arg_1 = var_98; [L182] state_238 = init_239_arg_1 [L183] SORT_6 init_250_arg_1 = var_60; [L184] state_249 = init_250_arg_1 [L185] SORT_6 init_283_arg_1 = var_60; [L186] state_282 = init_283_arg_1 VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L189] input_2 = __VERIFIER_nondet_uchar() [L190] EXPR input_2 & mask_SORT_1 VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_2=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L190] input_2 = input_2 & mask_SORT_1 [L191] input_3 = __VERIFIER_nondet_uchar() [L192] input_4 = __VERIFIER_nondet_uchar() [L193] input_5 = __VERIFIER_nondet_uchar() [L194] input_7 = __VERIFIER_nondet_uint() [L195] input_8 = __VERIFIER_nondet_uint() [L196] input_9 = __VERIFIER_nondet_uchar() [L197] EXPR input_9 & mask_SORT_1 VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_60=0, var_73=1, var_77=0, var_98=0] [L197] input_9 = input_9 & mask_SORT_1 [L198] input_11 = __VERIFIER_nondet_uchar() [L199] input_12 = __VERIFIER_nondet_uchar() [L200] input_13 = __VERIFIER_nondet_uchar() [L201] input_15 = __VERIFIER_nondet_ulong() [L202] input_16 = __VERIFIER_nondet_uchar() [L203] input_17 = __VERIFIER_nondet_uchar() [L204] input_18 = __VERIFIER_nondet_uint() [L205] input_19 = __VERIFIER_nondet_uchar() [L206] input_20 = __VERIFIER_nondet_uchar() [L207] input_21 = __VERIFIER_nondet_uchar() [L208] input_22 = __VERIFIER_nondet_uint() [L209] input_23 = __VERIFIER_nondet_uint() [L210] input_24 = __VERIFIER_nondet_uchar() [L211] input_25 = __VERIFIER_nondet_ulong() [L212] input_26 = __VERIFIER_nondet_uchar() [L213] input_27 = __VERIFIER_nondet_uchar() [L214] input_28 = __VERIFIER_nondet_uint() [L215] input_29 = __VERIFIER_nondet_uint() [L216] input_30 = __VERIFIER_nondet_uint() [L217] input_31 = __VERIFIER_nondet_uint() [L218] input_32 = __VERIFIER_nondet_uchar() [L219] input_33 = __VERIFIER_nondet_uchar() [L220] input_34 = __VERIFIER_nondet_uchar() [L221] input_35 = __VERIFIER_nondet_uchar() [L222] input_36 = __VERIFIER_nondet_uchar() [L223] input_37 = __VERIFIER_nondet_uchar() [L224] input_38 = __VERIFIER_nondet_uchar() [L225] input_39 = __VERIFIER_nondet_uchar() [L226] input_40 = __VERIFIER_nondet_uchar() [L227] input_41 = __VERIFIER_nondet_uchar() [L228] input_42 = __VERIFIER_nondet_uchar() [L229] input_43 = __VERIFIER_nondet_uchar() [L230] input_44 = __VERIFIER_nondet_uchar() [L231] input_45 = __VERIFIER_nondet_uchar() [L232] input_46 = __VERIFIER_nondet_ulong() [L233] input_47 = __VERIFIER_nondet_ulong() [L234] input_48 = __VERIFIER_nondet_ulong() [L235] input_49 = __VERIFIER_nondet_ulong() [L236] input_50 = __VERIFIER_nondet_uint() [L237] input_51 = __VERIFIER_nondet_uint() [L238] input_52 = __VERIFIER_nondet_uchar() [L239] input_53 = __VERIFIER_nondet_uchar() [L240] input_54 = __VERIFIER_nondet_uchar() [L241] input_55 = __VERIFIER_nondet_uchar() [L244] SORT_1 var_59_arg_0 = state_57; [L245] SORT_1 var_59 = ~var_59_arg_0; [L246] SORT_1 var_65_arg_0 = state_63; [L247] SORT_6 var_65_arg_1 = state_61; [L248] SORT_6 var_65_arg_2 = input_18; [L249] SORT_6 var_65 = var_65_arg_0 ? var_65_arg_1 : var_65_arg_2; VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_73=1, var_77=0, var_98=0] [L250] EXPR var_65 & mask_SORT_6 VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_73=1, var_77=0, var_98=0] [L250] var_65 = var_65 & mask_SORT_6 [L251] SORT_1 var_68_arg_0 = state_63; [L252] SORT_6 var_68_arg_1 = state_66; [L253] SORT_6 var_68_arg_2 = input_18; [L254] SORT_6 var_68 = var_68_arg_0 ? var_68_arg_1 : var_68_arg_2; VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_73=1, var_77=0, var_98=0] [L255] EXPR var_68 & mask_SORT_6 VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_73=1, var_77=0, var_98=0] [L255] var_68 = var_68 & mask_SORT_6 [L256] SORT_6 var_69_arg_0 = var_65; [L257] SORT_6 var_69_arg_1 = var_68; [L258] SORT_1 var_69 = var_69_arg_0 == var_69_arg_1; [L259] SORT_1 var_70_arg_0 = var_59; [L260] SORT_1 var_70_arg_1 = var_69; VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70_arg_0=255, var_70_arg_1=1, var_73=1, var_77=0, var_98=0] [L261] EXPR var_70_arg_0 | var_70_arg_1 VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70_arg_0=255, var_70_arg_1=1, var_73=1, var_77=0, var_98=0] [L261] SORT_1 var_70 = var_70_arg_0 | var_70_arg_1; [L262] SORT_1 var_74_arg_0 = var_70; [L263] SORT_1 var_74 = ~var_74_arg_0; [L264] SORT_1 var_75_arg_0 = var_73; [L265] SORT_1 var_75_arg_1 = var_74; VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_70_arg_0=255, var_70_arg_1=1, var_73=1, var_74=255, var_74_arg_0=0, var_75_arg_0=1, var_75_arg_1=255, var_77=0, var_98=0] [L266] EXPR var_75_arg_0 & var_75_arg_1 VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_70_arg_0=255, var_70_arg_1=1, var_73=1, var_74=255, var_74_arg_0=0, var_75_arg_0=1, var_75_arg_1=255, var_77=0, var_98=0] [L266] SORT_1 var_75 = var_75_arg_0 & var_75_arg_1; [L267] EXPR var_75 & mask_SORT_1 VAL [init_100_arg_1=0, init_103_arg_1=0, init_117_arg_1=0, init_124_arg_1=0, init_136_arg_1=0, init_139_arg_1=0, init_149_arg_1=0, init_157_arg_1=0, init_171_arg_1=0, init_174_arg_1=0, init_177_arg_1=0, init_180_arg_1=0, init_185_arg_1=0, init_192_arg_1=0, init_197_arg_1=0, init_213_arg_1=0, init_218_arg_1=0, init_224_arg_1=0, init_239_arg_1=0, init_250_arg_1=0, init_283_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_67_arg_1=0, init_79_arg_1=0, init_82_arg_1=0, init_85_arg_1=0, init_91_arg_1=0, init_94_arg_1=0, input_18=0, input_2=0, input_9=0, mask_SORT_10=15, mask_SORT_14=18446744073709551615, mask_SORT_1=1, mask_SORT_6=4294967295, msb_SORT_10=8, msb_SORT_14=9223372036854775808, msb_SORT_1=1, msb_SORT_6=2147483648, state_102=0, state_116=0, state_123=0, state_135=0, state_138=0, state_148=0, state_156=0, state_170=0, state_173=0, state_176=0, state_179=0, state_184=0, state_191=0, state_196=0, state_212=0, state_217=0, state_223=0, state_238=0, state_249=0, state_282=0, state_57=0, state_61=0, state_63=0, state_66=0, state_78=0, state_81=0, state_84=0, state_90=0, state_93=0, state_99=0, var_56=0, var_59=255, var_59_arg_0=0, var_60=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_65_arg_2=0, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_68_arg_2=0, var_69=1, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_70_arg_0=255, var_70_arg_1=1, var_73=1, var_74=255, var_74_arg_0=0, var_75=1, var_75_arg_0=1, var_75_arg_1=255, var_77=0, var_98=0] [L267] var_75 = var_75 & mask_SORT_1 [L268] SORT_1 bad_76_arg_0 = var_75; [L269] CALL __VERIFIER_assert(!(bad_76_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5806 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5806 mSDsluCounter, 9707 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7427 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 333 IncrementalHoareTripleChecker+Invalid, 335 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2280 mSDtfsCounter, 333 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=270occurred in iteration=5, InterpolantAutomatonStates: 44, 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, 5 MinimizatonAttempts, 771 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 480 NumberOfCodeBlocks, 480 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 394 ConstructedInterpolants, 0 QuantifiedInterpolants, 1329 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 05:49:52,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya --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 64bit --witnessprinter.graph.data.programhash 41f47466632cef79c6428d332b083f6bab28594818001ff9f9c3e4bbd8dd136a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:49:54,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:49:54,701 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-29 05:49:54,706 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:49:54,707 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:49:54,733 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:49:54,733 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:49:54,734 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:49:54,735 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:49:54,735 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:49:54,736 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:49:54,737 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:49:54,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:49:54,738 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:49:54,739 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:49:54,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:49:54,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:49:54,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:49:54,741 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:49:54,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:49:54,742 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:49:54,742 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 05:49:54,743 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 05:49:54,743 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 05:49:54,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:49:54,744 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:49:54,744 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:49:54,745 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:49:54,745 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:49:54,745 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:49:54,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:49:54,746 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:49:54,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:49:54,747 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:49:54,747 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 05:49:54,747 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 05:49:54,747 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:49:54,748 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:49:54,748 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:49:54,748 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:49:54,748 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:49:54,749 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 05:49:54,749 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41f47466632cef79c6428d332b083f6bab28594818001ff9f9c3e4bbd8dd136a [2023-11-29 05:49:55,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:49:55,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:49:55,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:49:55,066 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:49:55,066 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:49:55,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c [2023-11-29 05:49:57,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:49:58,150 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:49:58,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c [2023-11-29 05:49:58,164 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/data/0078e79f5/22ed101cd9c247ca9949abeb4842084e/FLAG25af4f1a5 [2023-11-29 05:49:58,179 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/data/0078e79f5/22ed101cd9c247ca9949abeb4842084e [2023-11-29 05:49:58,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:49:58,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:49:58,185 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:49:58,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:49:58,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:49:58,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19341d52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58, skipping insertion in model container [2023-11-29 05:49:58,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,256 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:49:58,419 WARN L240 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_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c[1244,1257] [2023-11-29 05:49:58,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:49:58,652 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:49:58,662 WARN L240 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_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal1.c[1244,1257] [2023-11-29 05:49:58,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:49:58,766 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:49:58,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58 WrapperNode [2023-11-29 05:49:58,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:49:58,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:49:58,769 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:49:58,769 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:49:58,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,890 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1160 [2023-11-29 05:49:58,891 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:49:58,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:49:58,892 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:49:58,892 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:49:58,904 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,918 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,950 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [2, 7]. 78 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 7]. The 0 writes are split as follows [0, 0]. [2023-11-29 05:49:58,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:58,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:59,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:49:59,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:49:59,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:49:59,014 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:49:59,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (1/1) ... [2023-11-29 05:49:59,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:49:59,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:49:59,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:49:59,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:49:59,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:49:59,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 05:49:59,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 05:49:59,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:49:59,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:49:59,339 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:49:59,341 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:50:00,653 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:50:00,737 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:50:00,737 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:50:00,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:50:00 BoogieIcfgContainer [2023-11-29 05:50:00,738 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:50:00,741 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:50:00,741 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:50:00,744 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:50:00,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:49:58" (1/3) ... [2023-11-29 05:50:00,745 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d1a1407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:50:00, skipping insertion in model container [2023-11-29 05:50:00,745 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:49:58" (2/3) ... [2023-11-29 05:50:00,745 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d1a1407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:50:00, skipping insertion in model container [2023-11-29 05:50:00,746 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:50:00" (3/3) ... [2023-11-29 05:50:00,747 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal1.c [2023-11-29 05:50:00,766 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:50:00,766 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:50:00,812 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:50:00,819 INFO L357 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, mHoare=true, 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;@5299463e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:50:00,819 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:50:00,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:50:00,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-29 05:50:00,829 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:50:00,830 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-29 05:50:00,831 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:50:00,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:50:00,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-11-29 05:50:00,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:50:00,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [901842925] [2023-11-29 05:50:00,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:50:00,850 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 [2023-11-29 05:50:00,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:50:00,853 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 05:50:00,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:50:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:50:01,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-29 05:50:01,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:50:01,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:50:01,320 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:50:01,320 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:50:01,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [901842925] [2023-11-29 05:50:01,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [901842925] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:50:01,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:50:01,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:50:01,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909942605] [2023-11-29 05:50:01,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:50:01,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:50:01,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:50:01,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:50:01,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:50:01,359 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:50:01,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:50:01,631 INFO L93 Difference]: Finished difference Result 16 states and 24 transitions. [2023-11-29 05:50:01,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:50:01,633 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2023-11-29 05:50:01,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:50:01,639 INFO L225 Difference]: With dead ends: 16 [2023-11-29 05:50:01,639 INFO L226 Difference]: Without dead ends: 9 [2023-11-29 05:50:01,641 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:50:01,645 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 3 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:50:01,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:50:01,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2023-11-29 05:50:01,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-11-29 05:50:01,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:50:01,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-11-29 05:50:01,670 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2023-11-29 05:50:01,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:50:01,671 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2023-11-29 05:50:01,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:50:01,671 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-11-29 05:50:01,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-29 05:50:01,671 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:50:01,672 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2023-11-29 05:50:01,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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)] Forceful destruction successful, exit code 0 [2023-11-29 05:50:01,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:50:01,873 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:50:01,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:50:01,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1393329571, now seen corresponding path program 1 times [2023-11-29 05:50:01,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:50:01,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1379982355] [2023-11-29 05:50:01,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:50:01,877 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 [2023-11-29 05:50:01,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:50:01,878 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 05:50:01,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:50:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:50:02,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 863 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-29 05:50:02,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:50:02,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:50:02,874 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:50:03,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:50:03,621 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:50:03,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1379982355] [2023-11-29 05:50:03,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1379982355] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:50:03,622 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:50:03,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2023-11-29 05:50:03,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689267655] [2023-11-29 05:50:03,623 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:50:03,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:50:03,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:50:03,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:50:03,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:50:03,626 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:50:04,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:50:04,148 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2023-11-29 05:50:04,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:50:04,148 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-11-29 05:50:04,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:50:04,149 INFO L225 Difference]: With dead ends: 14 [2023-11-29 05:50:04,149 INFO L226 Difference]: Without dead ends: 12 [2023-11-29 05:50:04,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-29 05:50:04,151 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 10 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 05:50:04,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 11 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 05:50:04,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2023-11-29 05:50:04,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2023-11-29 05:50:04,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:50:04,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-29 05:50:04,156 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 7 [2023-11-29 05:50:04,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:50:04,156 INFO L495 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2023-11-29 05:50:04,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:50:04,156 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-29 05:50:04,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-29 05:50:04,157 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:50:04,157 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1] [2023-11-29 05:50:04,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 05:50:04,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:50:04,358 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:50:04,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:50:04,359 INFO L85 PathProgramCache]: Analyzing trace with hash -2112524529, now seen corresponding path program 2 times [2023-11-29 05:50:04,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:50:04,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1955332208] [2023-11-29 05:50:04,361 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:50:04,361 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 [2023-11-29 05:50:04,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:50:04,362 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 05:50:04,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:50:05,731 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 05:50:05,732 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:50:05,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 1606 conjuncts, 185 conjunts are in the unsatisfiable core [2023-11-29 05:50:05,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:50:11,346 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:50:11,347 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:50:47,914 WARN L293 SmtUtils]: Spent 9.90s on a formula simplification that was a NOOP. DAG size: 543 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:51:42,322 WARN L293 SmtUtils]: Spent 9.66s on a formula simplification that was a NOOP. DAG size: 548 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:52:44,116 WARN L293 SmtUtils]: Spent 35.37s on a formula simplification. DAG size of input: 563 DAG size of output: 556 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:53:13,411 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:53:13,411 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:53:13,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1955332208] [2023-11-29 05:53:13,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1955332208] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:53:13,411 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:53:13,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2023-11-29 05:53:13,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924895206] [2023-11-29 05:53:13,412 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:53:13,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 05:53:13,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:53:13,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 05:53:13,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=99, Unknown=4, NotChecked=0, Total=132 [2023-11-29 05:53:13,414 INFO L87 Difference]: Start difference. First operand 11 states and 11 transitions. Second operand has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:53:15,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:53:15,255 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2023-11-29 05:53:15,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:53:15,256 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2023-11-29 05:53:15,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:53:15,256 INFO L225 Difference]: With dead ends: 17 [2023-11-29 05:53:15,256 INFO L226 Difference]: Without dead ends: 15 [2023-11-29 05:53:15,257 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 72.8s TimeCoverageRelationStatistics Valid=49, Invalid=157, Unknown=4, NotChecked=0, Total=210 [2023-11-29 05:53:15,258 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 5 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-29 05:53:15,258 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 16 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-29 05:53:15,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2023-11-29 05:53:15,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2023-11-29 05:53:15,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:53:15,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2023-11-29 05:53:15,261 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 10 [2023-11-29 05:53:15,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:53:15,261 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2023-11-29 05:53:15,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:53:15,262 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2023-11-29 05:53:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-29 05:53:15,262 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:53:15,262 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1] [2023-11-29 05:53:15,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 05:53:15,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:53:15,463 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:53:15,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:53:15,463 INFO L85 PathProgramCache]: Analyzing trace with hash -57678563, now seen corresponding path program 3 times [2023-11-29 05:53:15,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:53:15,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1794473195] [2023-11-29 05:53:15,465 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 05:53:15,465 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 [2023-11-29 05:53:15,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:53:15,466 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 05:53:15,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ccfd10b-2d80-47c5-ae1f-0a0d3d166a25/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:53:17,848 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-11-29 05:53:17,848 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:53:17,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 2349 conjuncts, 758 conjunts are in the unsatisfiable core [2023-11-29 05:53:17,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:59:28,022 WARN L293 SmtUtils]: Spent 58.09s on a formula simplification. DAG size of input: 653 DAG size of output: 649 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 06:02:29,299 WARN L293 SmtUtils]: Spent 40.40s on a formula simplification that was a NOOP. DAG size: 655 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)