./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX --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 db98342e8fcf3c48f986d9a989c5174b9020582fb6a0c4f0c744341daa403d23 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:44:47,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:44:47,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 17:44:48,000 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:44:48,001 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:44:48,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:44:48,051 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:44:48,052 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:44:48,053 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:44:48,053 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:44:48,054 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:44:48,054 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:44:48,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:44:48,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:44:48,060 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:44:48,060 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:44:48,061 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:44:48,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:44:48,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:44:48,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:44:48,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:44:48,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:44:48,068 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:44:48,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:44:48,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:44:48,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:44:48,073 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:44:48,074 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:44:48,074 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:44:48,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:44:48,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:44:48,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:44:48,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:44:48,076 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:44:48,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:44:48,081 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:44:48,081 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:44:48,082 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:44:48,083 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:44:48,083 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_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db98342e8fcf3c48f986d9a989c5174b9020582fb6a0c4f0c744341daa403d23 [2024-11-08 17:44:48,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:44:48,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:44:48,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:44:48,508 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:44:48,509 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:44:48,511 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c Unable to find full path for "g++" [2024-11-08 17:44:51,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:44:51,582 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:44:51,583 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c [2024-11-08 17:44:51,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/data/af5220c1c/96daf054a67349fea6d618d55406e257/FLAG0964346f0 [2024-11-08 17:44:51,629 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/data/af5220c1c/96daf054a67349fea6d618d55406e257 [2024-11-08 17:44:51,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:44:51,635 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:44:51,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:44:51,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:44:51,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:44:51,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:44:51" (1/1) ... [2024-11-08 17:44:51,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3274991d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:51, skipping insertion in model container [2024-11-08 17:44:51,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:44:51" (1/1) ... [2024-11-08 17:44:51,766 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:44:52,065 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c[1175,1188] [2024-11-08 17:44:52,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:44:52,803 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:44:52,818 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c[1175,1188] [2024-11-08 17:44:53,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:44:53,132 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:44:53,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53 WrapperNode [2024-11-08 17:44:53,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:44:53,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:44:53,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:44:53,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:44:53,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:53,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:54,597 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8652 [2024-11-08 17:44:54,598 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:44:54,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:44:54,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:44:54,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:44:54,617 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:54,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:55,002 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:55,360 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 17:44:55,361 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:55,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:55,702 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:55,795 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:55,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:55,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:56,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:44:56,084 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:44:56,084 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:44:56,085 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:44:56,086 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (1/1) ... [2024-11-08 17:44:56,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:44:56,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:56,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:56,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:44:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:44:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:44:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:44:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:44:56,999 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:44:57,001 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:45:11,935 INFO L? ?]: Removed 4793 outVars from TransFormulas that were not future-live. [2024-11-08 17:45:11,936 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:45:12,016 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:45:12,016 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:45:12,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:45:12 BoogieIcfgContainer [2024-11-08 17:45:12,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:45:12,020 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:45:12,020 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:45:12,024 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:45:12,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:44:51" (1/3) ... [2024-11-08 17:45:12,025 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ed2ff5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:45:12, skipping insertion in model container [2024-11-08 17:45:12,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:53" (2/3) ... [2024-11-08 17:45:12,026 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ed2ff5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:45:12, skipping insertion in model container [2024-11-08 17:45:12,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:45:12" (3/3) ... [2024-11-08 17:45:12,028 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.anderson.5.prop1-func-interl.c [2024-11-08 17:45:12,050 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:45:12,051 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:45:12,200 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:45:12,214 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@548917ac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:45:12,214 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:45:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand has 2991 states, 2989 states have (on average 1.5051856808297088) internal successors, (4499), 2990 states have internal predecessors, (4499), 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) [2024-11-08 17:45:12,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-08 17:45:12,253 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:45:12,254 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:45:12,255 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:45:12,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:45:12,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1992893184, now seen corresponding path program 1 times [2024-11-08 17:45:12,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:45:12,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033268] [2024-11-08 17:45:12,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:45:12,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:45:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:45:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:45:13,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:45:13,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033268] [2024-11-08 17:45:13,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:45:13,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:45:13,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:45:13,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834767443] [2024-11-08 17:45:13,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:45:13,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:45:13,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:45:13,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:45:13,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:45:13,675 INFO L87 Difference]: Start difference. First operand has 2991 states, 2989 states have (on average 1.5051856808297088) internal successors, (4499), 2990 states have internal predecessors, (4499), 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 29.75) internal successors, (119), 4 states have internal predecessors, (119), 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) [2024-11-08 17:45:13,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:45:13,981 INFO L93 Difference]: Finished difference Result 5830 states and 8774 transitions. [2024-11-08 17:45:13,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:45:13,985 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 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 119 [2024-11-08 17:45:13,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:45:14,028 INFO L225 Difference]: With dead ends: 5830 [2024-11-08 17:45:14,029 INFO L226 Difference]: Without dead ends: 2989 [2024-11-08 17:45:14,042 INFO L431 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 [2024-11-08 17:45:14,048 INFO L432 NwaCegarLoop]: 4491 mSDtfsCounter, 0 mSDsluCounter, 8976 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13467 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:45:14,050 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13467 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:45:14,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2989 states. [2024-11-08 17:45:14,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2989 to 2989. [2024-11-08 17:45:14,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2989 states, 2988 states have (on average 1.5043507362784472) internal successors, (4495), 2988 states have internal predecessors, (4495), 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) [2024-11-08 17:45:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2989 states and 4495 transitions. [2024-11-08 17:45:14,242 INFO L78 Accepts]: Start accepts. Automaton has 2989 states and 4495 transitions. Word has length 119 [2024-11-08 17:45:14,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:45:14,243 INFO L471 AbstractCegarLoop]: Abstraction has 2989 states and 4495 transitions. [2024-11-08 17:45:14,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 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) [2024-11-08 17:45:14,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 4495 transitions. [2024-11-08 17:45:14,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-08 17:45:14,250 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:45:14,250 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:45:14,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:45:14,251 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:45:14,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:45:14,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1648450662, now seen corresponding path program 1 times [2024-11-08 17:45:14,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:45:14,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052393526] [2024-11-08 17:45:14,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:45:14,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:45:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:45:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:45:14,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:45:14,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052393526] [2024-11-08 17:45:14,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052393526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:45:14,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:45:14,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:45:14,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453075447] [2024-11-08 17:45:14,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:45:14,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:45:14,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:45:14,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:45:14,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:45:14,955 INFO L87 Difference]: Start difference. First operand 2989 states and 4495 transitions. Second operand has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 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) [2024-11-08 17:45:15,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:45:15,150 INFO L93 Difference]: Finished difference Result 5830 states and 8769 transitions. [2024-11-08 17:45:15,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:45:15,151 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 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 120 [2024-11-08 17:45:15,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:45:15,167 INFO L225 Difference]: With dead ends: 5830 [2024-11-08 17:45:15,167 INFO L226 Difference]: Without dead ends: 2991 [2024-11-08 17:45:15,173 INFO L431 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 [2024-11-08 17:45:15,176 INFO L432 NwaCegarLoop]: 4491 mSDtfsCounter, 0 mSDsluCounter, 8972 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13463 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:45:15,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13463 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:45:15,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2991 states. [2024-11-08 17:45:15,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2991 to 2991. [2024-11-08 17:45:15,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2991 states, 2990 states have (on average 1.5040133779264213) internal successors, (4497), 2990 states have internal predecessors, (4497), 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) [2024-11-08 17:45:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2991 states and 4497 transitions. [2024-11-08 17:45:15,251 INFO L78 Accepts]: Start accepts. Automaton has 2991 states and 4497 transitions. Word has length 120 [2024-11-08 17:45:15,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:45:15,252 INFO L471 AbstractCegarLoop]: Abstraction has 2991 states and 4497 transitions. [2024-11-08 17:45:15,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 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) [2024-11-08 17:45:15,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 4497 transitions. [2024-11-08 17:45:15,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-08 17:45:15,259 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:45:15,260 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:45:15,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:45:15,260 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:45:15,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:45:15,261 INFO L85 PathProgramCache]: Analyzing trace with hash -660328167, now seen corresponding path program 1 times [2024-11-08 17:45:15,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:45:15,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106580146] [2024-11-08 17:45:15,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:45:15,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:45:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:45:15,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:45:15,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:45:15,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106580146] [2024-11-08 17:45:15,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106580146] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:45:15,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:45:15,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:45:15,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76030508] [2024-11-08 17:45:15,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:45:15,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:45:15,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:45:15,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:45:15,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:45:15,750 INFO L87 Difference]: Start difference. First operand 2991 states and 4497 transitions. Second operand has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 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) [2024-11-08 17:45:15,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:45:15,945 INFO L93 Difference]: Finished difference Result 5834 states and 8773 transitions. [2024-11-08 17:45:15,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:45:15,946 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 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 121 [2024-11-08 17:45:15,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:45:15,958 INFO L225 Difference]: With dead ends: 5834 [2024-11-08 17:45:15,959 INFO L226 Difference]: Without dead ends: 2993 [2024-11-08 17:45:15,963 INFO L431 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 [2024-11-08 17:45:15,966 INFO L432 NwaCegarLoop]: 4491 mSDtfsCounter, 0 mSDsluCounter, 8966 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13457 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:45:15,967 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13457 Invalid, 21 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:45:15,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2993 states. [2024-11-08 17:45:16,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2993 to 2993. [2024-11-08 17:45:16,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2993 states, 2992 states have (on average 1.5036764705882353) internal successors, (4499), 2992 states have internal predecessors, (4499), 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) [2024-11-08 17:45:16,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2993 states and 4499 transitions. [2024-11-08 17:45:16,050 INFO L78 Accepts]: Start accepts. Automaton has 2993 states and 4499 transitions. Word has length 121 [2024-11-08 17:45:16,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:45:16,052 INFO L471 AbstractCegarLoop]: Abstraction has 2993 states and 4499 transitions. [2024-11-08 17:45:16,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 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) [2024-11-08 17:45:16,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 4499 transitions. [2024-11-08 17:45:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-08 17:45:16,057 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:45:16,058 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:45:16,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:45:16,059 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:45:16,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:45:16,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1913550849, now seen corresponding path program 1 times [2024-11-08 17:45:16,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:45:16,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951947999] [2024-11-08 17:45:16,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:45:16,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:45:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:45:16,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:45:16,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:45:16,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951947999] [2024-11-08 17:45:16,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951947999] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:45:16,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:45:16,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:45:16,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338859483] [2024-11-08 17:45:16,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:45:16,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:45:16,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:45:16,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:45:16,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:45:16,537 INFO L87 Difference]: Start difference. First operand 2993 states and 4499 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 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) [2024-11-08 17:45:16,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:45:16,715 INFO L93 Difference]: Finished difference Result 5844 states and 8785 transitions. [2024-11-08 17:45:16,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:45:16,716 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 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 122 [2024-11-08 17:45:16,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:45:16,728 INFO L225 Difference]: With dead ends: 5844 [2024-11-08 17:45:16,728 INFO L226 Difference]: Without dead ends: 3001 [2024-11-08 17:45:16,734 INFO L431 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 [2024-11-08 17:45:16,735 INFO L432 NwaCegarLoop]: 4491 mSDtfsCounter, 3 mSDsluCounter, 8966 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 13457 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:45:16,736 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 13457 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:45:16,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3001 states. [2024-11-08 17:45:16,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3001 to 2997. [2024-11-08 17:45:16,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2997 states, 2996 states have (on average 1.503671562082777) internal successors, (4505), 2996 states have internal predecessors, (4505), 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) [2024-11-08 17:45:16,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 2997 states and 4505 transitions. [2024-11-08 17:45:16,818 INFO L78 Accepts]: Start accepts. Automaton has 2997 states and 4505 transitions. Word has length 122 [2024-11-08 17:45:16,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:45:16,819 INFO L471 AbstractCegarLoop]: Abstraction has 2997 states and 4505 transitions. [2024-11-08 17:45:16,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 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) [2024-11-08 17:45:16,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 4505 transitions. [2024-11-08 17:45:16,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-08 17:45:16,821 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:45:16,822 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:45:16,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:45:16,822 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:45:16,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:45:16,823 INFO L85 PathProgramCache]: Analyzing trace with hash 304728114, now seen corresponding path program 1 times [2024-11-08 17:45:16,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:45:16,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91209364] [2024-11-08 17:45:16,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:45:16,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:45:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:45:17,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:45:17,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:45:17,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91209364] [2024-11-08 17:45:17,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91209364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:45:17,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:45:17,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:45:17,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705588995] [2024-11-08 17:45:17,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:45:17,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:45:17,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:45:17,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:45:17,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:45:17,604 INFO L87 Difference]: Start difference. First operand 2997 states and 4505 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 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) [2024-11-08 17:45:23,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:45:23,020 INFO L93 Difference]: Finished difference Result 8675 states and 13043 transitions. [2024-11-08 17:45:23,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:45:23,021 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 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 123 [2024-11-08 17:45:23,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:45:23,051 INFO L225 Difference]: With dead ends: 8675 [2024-11-08 17:45:23,051 INFO L226 Difference]: Without dead ends: 5828 [2024-11-08 17:45:23,056 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:45:23,058 INFO L432 NwaCegarLoop]: 3492 mSDtfsCounter, 4365 mSDsluCounter, 10338 mSDsCounter, 0 mSdLazyCounter, 3919 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4365 SdHoareTripleChecker+Valid, 13830 SdHoareTripleChecker+Invalid, 3920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:45:23,059 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4365 Valid, 13830 Invalid, 3920 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3919 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-08 17:45:23,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5828 states. [2024-11-08 17:45:23,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5828 to 3064. [2024-11-08 17:45:23,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3064 states, 3063 states have (on average 1.5031015344433563) internal successors, (4604), 3063 states have internal predecessors, (4604), 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) [2024-11-08 17:45:23,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 3064 states and 4604 transitions. [2024-11-08 17:45:23,178 INFO L78 Accepts]: Start accepts. Automaton has 3064 states and 4604 transitions. Word has length 123 [2024-11-08 17:45:23,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:45:23,178 INFO L471 AbstractCegarLoop]: Abstraction has 3064 states and 4604 transitions. [2024-11-08 17:45:23,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 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) [2024-11-08 17:45:23,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 4604 transitions. [2024-11-08 17:45:23,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 17:45:23,182 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:45:23,182 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:45:23,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 17:45:23,183 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:45:23,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:45:23,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1090621860, now seen corresponding path program 1 times [2024-11-08 17:45:23,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:45:23,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258161016] [2024-11-08 17:45:23,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:45:23,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:45:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:45:23,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:45:23,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:45:23,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258161016] [2024-11-08 17:45:23,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258161016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:45:23,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:45:23,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:45:23,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479421026] [2024-11-08 17:45:23,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:45:23,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:45:23,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:45:23,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:45:23,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:45:23,786 INFO L87 Difference]: Start difference. First operand 3064 states and 4604 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 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) [2024-11-08 17:45:27,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:45:27,121 INFO L93 Difference]: Finished difference Result 5911 states and 8885 transitions. [2024-11-08 17:45:27,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:45:27,122 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 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 124 [2024-11-08 17:45:27,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:45:27,133 INFO L225 Difference]: With dead ends: 5911 [2024-11-08 17:45:27,133 INFO L226 Difference]: Without dead ends: 3064 [2024-11-08 17:45:27,137 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:45:27,138 INFO L432 NwaCegarLoop]: 3482 mSDtfsCounter, 4380 mSDsluCounter, 6952 mSDsCounter, 0 mSdLazyCounter, 3029 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4380 SdHoareTripleChecker+Valid, 10434 SdHoareTripleChecker+Invalid, 3030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3029 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:45:27,138 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4380 Valid, 10434 Invalid, 3030 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3029 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-08 17:45:27,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3064 states. [2024-11-08 17:45:27,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3064 to 3064. [2024-11-08 17:45:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3064 states, 3063 states have (on average 1.5017956252040483) internal successors, (4600), 3063 states have internal predecessors, (4600), 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) [2024-11-08 17:45:27,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 3064 states and 4600 transitions. [2024-11-08 17:45:27,224 INFO L78 Accepts]: Start accepts. Automaton has 3064 states and 4600 transitions. Word has length 124 [2024-11-08 17:45:27,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:45:27,226 INFO L471 AbstractCegarLoop]: Abstraction has 3064 states and 4600 transitions. [2024-11-08 17:45:27,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 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) [2024-11-08 17:45:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 4600 transitions. [2024-11-08 17:45:27,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-08 17:45:27,228 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:45:27,229 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:45:27,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 17:45:27,229 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:45:27,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:45:27,233 INFO L85 PathProgramCache]: Analyzing trace with hash -231113677, now seen corresponding path program 1 times [2024-11-08 17:45:27,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:45:27,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277570303] [2024-11-08 17:45:27,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:45:27,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:45:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:45:27,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:45:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:45:27,593 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:45:27,594 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:45:27,595 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 17:45:27,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 17:45:27,600 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:45:27,707 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 17:45:27,738 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:45:27,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:45:27 BoogieIcfgContainer [2024-11-08 17:45:27,743 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:45:27,744 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:45:27,744 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:45:27,744 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:45:27,745 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:45:12" (3/4) ... [2024-11-08 17:45:27,748 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:45:27,749 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:45:27,750 INFO L158 Benchmark]: Toolchain (without parser) took 36115.60ms. Allocated memory was 151.0MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 107.1MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 739.0MB. Max. memory is 16.1GB. [2024-11-08 17:45:27,751 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 151.0MB. Free memory is still 120.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:45:27,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1497.78ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 107.1MB in the beginning and 124.1MB in the end (delta: -17.0MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. [2024-11-08 17:45:27,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 1462.67ms. Allocated memory was 224.4MB in the beginning and 398.5MB in the end (delta: 174.1MB). Free memory was 124.1MB in the beginning and 218.7MB in the end (delta: -94.5MB). Peak memory consumption was 163.7MB. Max. memory is 16.1GB. [2024-11-08 17:45:27,752 INFO L158 Benchmark]: Boogie Preprocessor took 1484.08ms. Allocated memory was 398.5MB in the beginning and 725.6MB in the end (delta: 327.2MB). Free memory was 218.7MB in the beginning and 475.0MB in the end (delta: -256.4MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2024-11-08 17:45:27,755 INFO L158 Benchmark]: RCFGBuilder took 15933.28ms. Allocated memory was 725.6MB in the beginning and 2.2GB in the end (delta: 1.5GB). Free memory was 475.0MB in the beginning and 1.9GB in the end (delta: -1.4GB). Peak memory consumption was 755.0MB. Max. memory is 16.1GB. [2024-11-08 17:45:27,755 INFO L158 Benchmark]: TraceAbstraction took 15723.96ms. Allocated memory was 2.2GB in the beginning and 2.8GB in the end (delta: 576.7MB). Free memory was 1.9GB in the beginning and 2.0GB in the end (delta: -111.2MB). Peak memory consumption was 464.5MB. Max. memory is 16.1GB. [2024-11-08 17:45:27,756 INFO L158 Benchmark]: Witness Printer took 5.57ms. Allocated memory is still 2.8GB. Free memory is still 2.0GB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:45:27,758 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 151.0MB. Free memory is still 120.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1497.78ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 107.1MB in the beginning and 124.1MB in the end (delta: -17.0MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1462.67ms. Allocated memory was 224.4MB in the beginning and 398.5MB in the end (delta: 174.1MB). Free memory was 124.1MB in the beginning and 218.7MB in the end (delta: -94.5MB). Peak memory consumption was 163.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1484.08ms. Allocated memory was 398.5MB in the beginning and 725.6MB in the end (delta: 327.2MB). Free memory was 218.7MB in the beginning and 475.0MB in the end (delta: -256.4MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * RCFGBuilder took 15933.28ms. Allocated memory was 725.6MB in the beginning and 2.2GB in the end (delta: 1.5GB). Free memory was 475.0MB in the beginning and 1.9GB in the end (delta: -1.4GB). Peak memory consumption was 755.0MB. Max. memory is 16.1GB. * TraceAbstraction took 15723.96ms. Allocated memory was 2.2GB in the beginning and 2.8GB in the end (delta: 576.7MB). Free memory was 1.9GB in the beginning and 2.0GB in the end (delta: -111.2MB). Peak memory consumption was 464.5MB. Max. memory is 16.1GB. * Witness Printer took 5.57ms. Allocated memory is still 2.8GB. Free memory is still 2.0GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 bitwiseAnd at line 284. 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_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_28 = 0; [L40] const SORT_4 var_81 = 1; [L41] const SORT_4 var_82 = 0; [L42] const SORT_2 var_95 = 1; [L43] const SORT_3 var_97 = 0; [L44] const SORT_4 var_100 = 5; [L45] const SORT_2 var_110 = 0; [L46] const SORT_4 var_203 = 2; [L47] const SORT_4 var_235 = 3; [L48] const SORT_4 var_267 = 4; [L49] const SORT_2 var_446 = 4; [L50] const SORT_2 var_456 = 2; [L51] const SORT_2 var_458 = 3; [L53] SORT_1 input_96; [L54] SORT_1 input_104; [L55] SORT_1 input_111; [L56] SORT_1 input_117; [L57] SORT_1 input_123; [L58] SORT_1 input_129; [L59] SORT_1 input_135; [L60] SORT_1 input_141; [L61] SORT_1 input_147; [L62] SORT_1 input_153; [L63] SORT_1 input_299; [L64] SORT_1 input_303; [L65] SORT_1 input_306; [L66] SORT_1 input_307; [L67] SORT_1 input_308; [L68] SORT_1 input_309; [L69] SORT_1 input_310; [L70] SORT_1 input_311; [L71] SORT_1 input_312; [L72] SORT_1 input_313; [L73] SORT_1 input_325; [L74] SORT_1 input_331; [L75] SORT_1 input_337; [L76] SORT_1 input_343; [L77] SORT_1 input_349; [L78] SORT_1 input_364; [L79] SORT_1 input_382; [L80] SORT_1 input_400; [L81] SORT_1 input_418; [L82] SORT_1 input_436; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L84] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L85] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L86] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L87] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L88] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L89] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L90] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L91] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L92] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L93] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L94] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L95] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L96] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L97] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L98] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L99] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L100] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L101] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L102] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L103] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L104] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L105] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L106] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L107] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L108] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L109] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L110] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L111] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L112] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L113] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L114] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L115] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L116] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L117] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L118] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L119] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_28=0, var_446=4, var_456=2, var_458=3, var_5=0, var_81=1, var_82=0, var_95=1, var_97=0] [L120] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] SORT_2 init_7_arg_1 = var_5; [L123] state_6 = init_7_arg_1 [L124] SORT_2 init_9_arg_1 = var_5; [L125] state_8 = init_9_arg_1 [L126] SORT_2 init_11_arg_1 = var_5; [L127] state_10 = init_11_arg_1 [L128] SORT_2 init_13_arg_1 = var_5; [L129] state_12 = init_13_arg_1 [L130] SORT_2 init_15_arg_1 = var_5; [L131] state_14 = init_15_arg_1 [L132] SORT_2 init_17_arg_1 = var_5; [L133] state_16 = init_17_arg_1 [L134] SORT_2 init_19_arg_1 = var_5; [L135] state_18 = init_19_arg_1 [L136] SORT_2 init_21_arg_1 = var_5; [L137] state_20 = init_21_arg_1 [L138] SORT_2 init_23_arg_1 = var_5; [L139] state_22 = init_23_arg_1 [L140] SORT_2 init_25_arg_1 = var_5; [L141] state_24 = init_25_arg_1 [L142] SORT_2 init_27_arg_1 = var_5; [L143] state_26 = init_27_arg_1 [L144] SORT_1 init_30_arg_1 = var_28; [L145] state_29 = init_30_arg_1 [L146] SORT_1 init_32_arg_1 = var_28; [L147] state_31 = init_32_arg_1 [L148] SORT_1 init_34_arg_1 = var_28; [L149] state_33 = init_34_arg_1 [L150] SORT_1 init_36_arg_1 = var_28; [L151] state_35 = init_36_arg_1 [L152] SORT_1 init_38_arg_1 = var_28; [L153] state_37 = init_38_arg_1 [L154] SORT_1 init_40_arg_1 = var_28; [L155] state_39 = init_40_arg_1 [L156] SORT_1 init_42_arg_1 = var_28; [L157] state_41 = init_42_arg_1 [L158] SORT_1 init_44_arg_1 = var_28; [L159] state_43 = init_44_arg_1 [L160] SORT_1 init_46_arg_1 = var_28; [L161] state_45 = init_46_arg_1 [L162] SORT_1 init_48_arg_1 = var_28; [L163] state_47 = init_48_arg_1 [L164] SORT_1 init_50_arg_1 = var_28; [L165] state_49 = init_50_arg_1 [L166] SORT_1 init_52_arg_1 = var_28; [L167] state_51 = init_52_arg_1 [L168] SORT_1 init_54_arg_1 = var_28; [L169] state_53 = init_54_arg_1 [L170] SORT_1 init_56_arg_1 = var_28; [L171] state_55 = init_56_arg_1 [L172] SORT_1 init_58_arg_1 = var_28; [L173] state_57 = init_58_arg_1 [L174] SORT_1 init_60_arg_1 = var_28; [L175] state_59 = init_60_arg_1 [L176] SORT_1 init_62_arg_1 = var_28; [L177] state_61 = init_62_arg_1 [L178] SORT_1 init_64_arg_1 = var_28; [L179] state_63 = init_64_arg_1 [L180] SORT_1 init_66_arg_1 = var_28; [L181] state_65 = init_66_arg_1 [L182] SORT_1 init_68_arg_1 = var_28; [L183] state_67 = init_68_arg_1 [L184] SORT_1 init_70_arg_1 = var_28; [L185] state_69 = init_70_arg_1 [L186] SORT_1 init_72_arg_1 = var_28; [L187] state_71 = init_72_arg_1 [L188] SORT_1 init_74_arg_1 = var_28; [L189] state_73 = init_74_arg_1 [L190] SORT_1 init_76_arg_1 = var_28; [L191] state_75 = init_76_arg_1 [L192] SORT_1 init_78_arg_1 = var_28; [L193] state_77 = init_78_arg_1 [L194] SORT_1 init_80_arg_1 = var_28; [L195] state_79 = init_80_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L198] input_96 = __VERIFIER_nondet_uchar() [L199] input_104 = __VERIFIER_nondet_uchar() [L200] input_111 = __VERIFIER_nondet_uchar() [L201] input_117 = __VERIFIER_nondet_uchar() [L202] input_123 = __VERIFIER_nondet_uchar() [L203] input_129 = __VERIFIER_nondet_uchar() [L204] input_135 = __VERIFIER_nondet_uchar() [L205] input_141 = __VERIFIER_nondet_uchar() [L206] input_147 = __VERIFIER_nondet_uchar() [L207] input_153 = __VERIFIER_nondet_uchar() [L208] input_299 = __VERIFIER_nondet_uchar() [L209] EXPR input_299 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L209] input_299 = input_299 & mask_SORT_1 [L210] input_303 = __VERIFIER_nondet_uchar() [L211] EXPR input_303 & mask_SORT_1 VAL [input_299=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L211] input_303 = input_303 & mask_SORT_1 [L212] input_306 = __VERIFIER_nondet_uchar() [L213] EXPR input_306 & mask_SORT_1 VAL [input_299=0, input_303=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L213] input_306 = input_306 & mask_SORT_1 [L214] input_307 = __VERIFIER_nondet_uchar() [L215] EXPR input_307 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L215] input_307 = input_307 & mask_SORT_1 [L216] input_308 = __VERIFIER_nondet_uchar() [L217] EXPR input_308 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L217] input_308 = input_308 & mask_SORT_1 [L218] input_309 = __VERIFIER_nondet_uchar() [L219] EXPR input_309 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L219] input_309 = input_309 & mask_SORT_1 [L220] input_310 = __VERIFIER_nondet_uchar() [L221] EXPR input_310 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L221] input_310 = input_310 & mask_SORT_1 [L222] input_311 = __VERIFIER_nondet_uchar() [L223] EXPR input_311 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L223] input_311 = input_311 & mask_SORT_1 [L224] input_312 = __VERIFIER_nondet_uchar() [L225] EXPR input_312 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L225] input_312 = input_312 & mask_SORT_1 [L226] input_313 = __VERIFIER_nondet_uchar() [L227] EXPR input_313 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L227] input_313 = input_313 & mask_SORT_1 [L228] input_325 = __VERIFIER_nondet_uchar() [L229] EXPR input_325 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L229] input_325 = input_325 & mask_SORT_1 [L230] input_331 = __VERIFIER_nondet_uchar() [L231] EXPR input_331 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L231] input_331 = input_331 & mask_SORT_1 [L232] input_337 = __VERIFIER_nondet_uchar() [L233] EXPR input_337 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L233] input_337 = input_337 & mask_SORT_1 [L234] input_343 = __VERIFIER_nondet_uchar() [L235] EXPR input_343 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, input_337=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L235] input_343 = input_343 & mask_SORT_1 [L236] input_349 = __VERIFIER_nondet_uchar() [L237] EXPR input_349 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, input_337=0, input_343=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L237] input_349 = input_349 & mask_SORT_1 [L238] input_364 = __VERIFIER_nondet_uchar() [L239] input_382 = __VERIFIER_nondet_uchar() [L240] input_400 = __VERIFIER_nondet_uchar() [L241] input_418 = __VERIFIER_nondet_uchar() [L242] input_436 = __VERIFIER_nondet_uchar() [L245] SORT_1 var_83_arg_0 = state_37; [L246] SORT_4 var_83_arg_1 = var_81; [L247] SORT_4 var_83_arg_2 = var_82; [L248] SORT_4 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L249] SORT_1 var_84_arg_0 = state_47; [L250] SORT_4 var_84_arg_1 = var_81; [L251] SORT_4 var_84_arg_2 = var_82; [L252] SORT_4 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L253] SORT_4 var_85_arg_0 = var_83; [L254] SORT_4 var_85_arg_1 = var_84; [L255] SORT_4 var_85 = var_85_arg_0 + var_85_arg_1; [L256] SORT_1 var_86_arg_0 = state_57; [L257] SORT_4 var_86_arg_1 = var_81; [L258] SORT_4 var_86_arg_2 = var_82; [L259] SORT_4 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L260] SORT_4 var_87_arg_0 = var_85; [L261] SORT_4 var_87_arg_1 = var_86; [L262] SORT_4 var_87 = var_87_arg_0 + var_87_arg_1; [L263] SORT_1 var_88_arg_0 = state_67; [L264] SORT_4 var_88_arg_1 = var_81; [L265] SORT_4 var_88_arg_2 = var_82; [L266] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L267] SORT_4 var_89_arg_0 = var_87; [L268] SORT_4 var_89_arg_1 = var_88; [L269] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; [L270] SORT_1 var_90_arg_0 = state_77; [L271] SORT_4 var_90_arg_1 = var_81; [L272] SORT_4 var_90_arg_2 = var_82; [L273] SORT_4 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L274] SORT_4 var_91_arg_0 = var_89; [L275] SORT_4 var_91_arg_1 = var_90; [L276] SORT_4 var_91 = var_91_arg_0 + var_91_arg_1; VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, input_337=0, input_343=0, input_349=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_91=0, var_95=1, var_97=0] [L277] EXPR var_91 & mask_SORT_4 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, input_337=0, input_343=0, input_349=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L277] var_91 = var_91 & mask_SORT_4 [L278] SORT_4 var_92_arg_0 = var_91; [L279] SORT_4 var_92_arg_1 = var_81; [L280] SORT_1 var_92 = var_92_arg_0 <= var_92_arg_1; [L281] SORT_1 var_93_arg_0 = ~state_79; VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, input_337=0, input_343=0, input_349=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_92=1, var_93_arg_0=-1, var_95=1, var_97=0] [L282] EXPR var_93_arg_0 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, input_337=0, input_343=0, input_349=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_92=1, var_95=1, var_97=0] [L282] var_93_arg_0 = var_93_arg_0 & mask_SORT_1 [L283] SORT_1 var_93_arg_1 = ~var_92; VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, input_337=0, input_343=0, input_349=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_93_arg_0=1, var_93_arg_1=-2, var_95=1, var_97=0] [L284] EXPR var_93_arg_1 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, input_337=0, input_343=0, input_349=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_93_arg_0=1, var_95=1, var_97=0] [L284] var_93_arg_1 = var_93_arg_1 & mask_SORT_1 [L285] EXPR var_93_arg_0 & var_93_arg_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, input_337=0, input_343=0, input_349=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L285] SORT_1 var_93 = var_93_arg_0 & var_93_arg_1; [L286] EXPR var_93 & mask_SORT_1 VAL [input_299=0, input_303=0, input_306=0, input_307=0, input_308=0, input_309=0, input_310=0, input_311=0, input_312=0, input_313=0, input_325=0, input_331=0, input_337=0, input_343=0, input_349=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_100=5, var_110=0, var_203=2, var_235=3, var_267=4, var_446=4, var_456=2, var_458=3, var_81=1, var_82=0, var_95=1, var_97=0] [L286] var_93 = var_93 & mask_SORT_1 [L287] SORT_1 bad_94_arg_0 = var_93; [L288] CALL __VERIFIER_assert(!(bad_94_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2991 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.5s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8748 SdHoareTripleChecker+Valid, 8.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8748 mSDsluCounter, 78108 SdHoareTripleChecker+Invalid, 6.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 53170 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7016 IncrementalHoareTripleChecker+Invalid, 7018 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 24938 mSDtfsCounter, 7016 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3064occurred in iteration=5, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 6 MinimizatonAttempts, 2768 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 854 NumberOfCodeBlocks, 854 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 723 ConstructedInterpolants, 0 QuantifiedInterpolants, 1670 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 [2024-11-08 17:45:27,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX --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 db98342e8fcf3c48f986d9a989c5174b9020582fb6a0c4f0c744341daa403d23 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:45:30,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:45:30,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-08 17:45:30,697 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:45:30,698 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:45:30,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:45:30,746 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:45:30,747 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:45:30,749 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:45:30,750 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:45:30,751 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:45:30,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:45:30,752 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:45:30,753 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:45:30,755 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:45:30,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:45:30,757 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:45:30,757 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:45:30,757 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:45:30,758 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:45:30,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:45:30,763 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:45:30,763 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:45:30,763 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:45:30,764 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:45:30,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:45:30,764 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:45:30,765 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:45:30,765 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:45:30,766 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:45:30,766 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:45:30,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:45:30,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:45:30,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:45:30,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:45:30,770 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:45:30,770 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:45:30,771 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:45:30,771 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:45:30,771 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:45:30,771 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:45:30,772 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_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db98342e8fcf3c48f986d9a989c5174b9020582fb6a0c4f0c744341daa403d23 [2024-11-08 17:45:31,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:45:31,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:45:31,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:45:31,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:45:31,384 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:45:31,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c Unable to find full path for "g++" [2024-11-08 17:45:34,053 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:45:34,610 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:45:34,611 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c [2024-11-08 17:45:34,648 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/data/1b3fd840e/eb74567070fe422fb0d22428a70beeb1/FLAGbbebaf78f [2024-11-08 17:45:34,673 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/data/1b3fd840e/eb74567070fe422fb0d22428a70beeb1 [2024-11-08 17:45:34,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:45:34,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:45:34,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:45:34,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:45:34,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:45:34,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:45:34" (1/1) ... [2024-11-08 17:45:34,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@720d2be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:34, skipping insertion in model container [2024-11-08 17:45:34,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:45:34" (1/1) ... [2024-11-08 17:45:34,806 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:45:35,197 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c[1175,1188] [2024-11-08 17:45:35,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:45:35,898 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:45:35,917 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.5.prop1-func-interl.c[1175,1188] [2024-11-08 17:45:36,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:45:36,193 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:45:36,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36 WrapperNode [2024-11-08 17:45:36,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:45:36,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:45:36,196 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:45:36,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:45:36,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,505 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2632 [2024-11-08 17:45:36,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:45:36,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:45:36,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:45:36,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:45:36,524 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,572 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,638 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 17:45:36,639 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,639 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,754 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,815 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:45:36,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:45:36,851 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:45:36,851 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:45:36,852 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (1/1) ... [2024-11-08 17:45:36,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:45:36,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:45:36,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:45:36,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:45:36,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:45:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 17:45:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:45:36,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:45:37,595 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:45:37,598 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:45:45,354 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-08 17:45:45,354 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:45:45,365 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:45:45,366 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:45:45,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:45:45 BoogieIcfgContainer [2024-11-08 17:45:45,366 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:45:45,369 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:45:45,369 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:45:45,372 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:45:45,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:45:34" (1/3) ... [2024-11-08 17:45:45,374 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18aac96f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:45:45, skipping insertion in model container [2024-11-08 17:45:45,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:45:36" (2/3) ... [2024-11-08 17:45:45,374 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18aac96f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:45:45, skipping insertion in model container [2024-11-08 17:45:45,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:45:45" (3/3) ... [2024-11-08 17:45:45,375 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.anderson.5.prop1-func-interl.c [2024-11-08 17:45:45,393 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:45:45,393 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:45:45,459 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:45:45,466 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@133e32e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:45:45,467 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:45:45,472 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 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) [2024-11-08 17:45:45,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 17:45:45,479 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:45:45,480 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-08 17:45:45,481 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:45:45,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:45:45,488 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2024-11-08 17:45:45,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:45:45,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [913198030] [2024-11-08 17:45:45,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:45:45,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:45:45,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:45:45,510 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:45:45,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:45:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:45:46,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-08 17:45:46,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:45:47,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:45:47,114 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:45:47,115 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:45:47,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [913198030] [2024-11-08 17:45:47,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [913198030] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:45:47,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:45:47,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:45:47,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078444556] [2024-11-08 17:45:47,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:45:47,125 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:45:47,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:45:47,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:45:47,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:45:47,154 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 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) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2024-11-08 17:45:50,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.28s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:45:50,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:45:50,891 INFO L93 Difference]: Finished difference Result 19 states and 27 transitions. [2024-11-08 17:45:50,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:45:50,895 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 5 [2024-11-08 17:45:50,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:45:50,903 INFO L225 Difference]: With dead ends: 19 [2024-11-08 17:45:50,903 INFO L226 Difference]: Without dead ends: 10 [2024-11-08 17:45:50,906 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:45:50,909 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:45:50,911 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-08 17:45:50,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-08 17:45:50,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-08 17:45:50,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 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) [2024-11-08 17:45:50,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-08 17:45:50,945 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-08 17:45:50,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:45:50,945 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-08 17:45:50,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2024-11-08 17:45:50,946 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-08 17:45:50,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 17:45:50,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:45:50,947 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-08 17:45:50,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 17:45:51,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:45:51,148 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:45:51,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:45:51,149 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2024-11-08 17:45:51,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:45:51,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1015075508] [2024-11-08 17:45:51,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:45:51,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:45:51,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:45:51,154 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:45:51,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d44f0702-26df-4fb0-856a-81ed19ad2162/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 17:45:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:45:52,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 70 conjuncts are in the unsatisfiable core [2024-11-08 17:45:52,725 INFO L278 TraceCheckSpWp]: Computing forward predicates...