./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --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 4a0901411443e2369cdef97e7f5c792ca60bb368bf9c988b6ac394cdcdf4c250 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 15:45:45,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:45:45,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:45:45,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:45:45,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:45:45,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:45:45,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:45:45,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:45:45,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:45:45,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:45:45,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:45:45,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:45:45,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:45:45,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:45:45,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:45:45,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:45:45,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:45:45,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:45:45,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:45:45,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:45:45,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:45:45,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:45:45,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:45:45,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:45:45,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:45:45,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:45:45,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:45:45,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:45:45,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:45:45,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:45:45,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:45:45,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:45:45,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:45:45,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:45:45,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:45:45,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:45:45,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:45:45,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:45:45,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:45:45,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:45:45,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:45:45,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 15:45:45,695 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:45:45,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:45:45,696 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:45:45,696 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:45:45,697 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:45:45,697 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:45:45,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:45:45,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:45:45,698 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:45:45,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:45:45,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 15:45:45,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:45:45,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:45:45,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:45:45,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:45:45,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:45:45,699 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:45:45,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:45:45,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:45:45,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:45:45,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:45:45,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:45:45,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:45:45,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:45:45,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:45:45,701 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 15:45:45,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 15:45:45,702 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:45:45,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:45:45,702 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:45:45,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:45:45,702 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:45:45,702 INFO L138 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_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a0901411443e2369cdef97e7f5c792ca60bb368bf9c988b6ac394cdcdf4c250 [2022-12-13 15:45:45,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:45:45,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:45:45,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:45:45,901 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:45:45,902 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:45:45,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2022-12-13 15:45:48,406 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:45:48,563 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:45:48,564 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2022-12-13 15:45:48,570 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/data/3b727fe3c/23ee46aebf2d4ec4b70d6db627adf558/FLAG0155f16c5 [2022-12-13 15:45:48,972 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/data/3b727fe3c/23ee46aebf2d4ec4b70d6db627adf558 [2022-12-13 15:45:48,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:45:48,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:45:48,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:45:48,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:45:48,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:45:48,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:45:48" (1/1) ... [2022-12-13 15:45:48,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0c7b1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:48, skipping insertion in model container [2022-12-13 15:45:48,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:45:48" (1/1) ... [2022-12-13 15:45:48,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:45:49,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:45:49,092 WARN L237 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_687ab4d0-1d76-4c78-b06a-0c3727c27c08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1107,1120] [2022-12-13 15:45:49,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:45:49,146 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 15:45:49,153 WARN L237 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_687ab4d0-1d76-4c78-b06a-0c3727c27c08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1107,1120] [2022-12-13 15:45:49,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:45:49,192 INFO L208 MainTranslator]: Completed translation [2022-12-13 15:45:49,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49 WrapperNode [2022-12-13 15:45:49,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:45:49,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 15:45:49,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 15:45:49,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 15:45:49,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,226 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 323 [2022-12-13 15:45:49,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 15:45:49,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 15:45:49,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 15:45:49,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 15:45:49,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,247 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 15:45:49,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 15:45:49,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 15:45:49,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 15:45:49,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (1/1) ... [2022-12-13 15:45:49,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:45:49,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 15:45:49,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 15:45:49,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 15:45:49,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 15:45:49,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 15:45:49,408 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 15:45:49,410 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 15:45:49,707 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 15:45:49,712 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 15:45:49,712 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 15:45:49,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:45:49 BoogieIcfgContainer [2022-12-13 15:45:49,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 15:45:49,716 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 15:45:49,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 15:45:49,718 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 15:45:49,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 03:45:48" (1/3) ... [2022-12-13 15:45:49,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7e6543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:45:49, skipping insertion in model container [2022-12-13 15:45:49,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:49" (2/3) ... [2022-12-13 15:45:49,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7e6543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:45:49, skipping insertion in model container [2022-12-13 15:45:49,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:45:49" (3/3) ... [2022-12-13 15:45:49,720 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v7.c [2022-12-13 15:45:49,733 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 15:45:49,734 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 15:45:49,767 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 15:45:49,771 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@116e217d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 15:45:49,771 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 15:45:49,774 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) [2022-12-13 15:45:49,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-13 15:45:49,778 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:45:49,779 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-12-13 15:45:49,779 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:45:49,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:45:49,783 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-12-13 15:45:49,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:45:49,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883431614] [2022-12-13 15:45:49,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:45:49,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:45:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 15:45:49,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 15:45:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 15:45:50,016 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 15:45:50,017 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 15:45:50,018 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 15:45:50,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 15:45:50,023 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-13 15:45:50,026 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 15:45:50,039 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-13 15:45:50,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 03:45:50 BoogieIcfgContainer [2022-12-13 15:45:50,048 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 15:45:50,049 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 15:45:50,049 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 15:45:50,049 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 15:45:50,050 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:45:49" (3/4) ... [2022-12-13 15:45:50,052 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 15:45:50,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 15:45:50,053 INFO L158 Benchmark]: Toolchain (without parser) took 1077.76ms. Allocated memory was 115.3MB in the beginning and 148.9MB in the end (delta: 33.6MB). Free memory was 80.9MB in the beginning and 102.2MB in the end (delta: -21.4MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2022-12-13 15:45:50,053 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 115.3MB. Free memory was 81.6MB in the beginning and 81.5MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:45:50,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 216.73ms. Allocated memory is still 115.3MB. Free memory was 80.4MB in the beginning and 64.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 15:45:50,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.12ms. Allocated memory is still 115.3MB. Free memory was 64.2MB in the beginning and 60.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 15:45:50,055 INFO L158 Benchmark]: Boogie Preprocessor took 24.15ms. Allocated memory is still 115.3MB. Free memory was 60.9MB in the beginning and 58.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 15:45:50,056 INFO L158 Benchmark]: RCFGBuilder took 462.99ms. Allocated memory was 115.3MB in the beginning and 148.9MB in the end (delta: 33.6MB). Free memory was 58.3MB in the beginning and 74.9MB in the end (delta: -16.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-12-13 15:45:50,056 INFO L158 Benchmark]: TraceAbstraction took 332.55ms. Allocated memory is still 148.9MB. Free memory was 74.6MB in the beginning and 103.3MB in the end (delta: -28.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:45:50,057 INFO L158 Benchmark]: Witness Printer took 3.31ms. Allocated memory is still 148.9MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:45:50,060 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 115.3MB. Free memory was 81.6MB in the beginning and 81.5MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 216.73ms. Allocated memory is still 115.3MB. Free memory was 80.4MB in the beginning and 64.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.12ms. Allocated memory is still 115.3MB. Free memory was 64.2MB in the beginning and 60.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.15ms. Allocated memory is still 115.3MB. Free memory was 60.9MB in the beginning and 58.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 462.99ms. Allocated memory was 115.3MB in the beginning and 148.9MB in the end (delta: 33.6MB). Free memory was 58.3MB in the beginning and 74.9MB in the end (delta: -16.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * TraceAbstraction took 332.55ms. Allocated memory is still 148.9MB. Free memory was 74.6MB in the beginning and 103.3MB in the end (delta: -28.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.31ms. Allocated memory is still 148.9MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.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: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 151, overapproximation of bitwiseAnd at line 116. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 8); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (8 - 1); [L28] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 1); [L29] const SORT_5 msb_SORT_5 = (SORT_5)1 << (1 - 1); [L31] const SORT_1 var_9 = 0; [L32] const SORT_5 var_22 = 0; [L33] const SORT_5 var_31 = 1; [L34] const SORT_1 var_109 = 1; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L38] SORT_1 input_4; [L39] SORT_5 input_6; [L40] SORT_5 input_7; [L41] SORT_5 input_8; [L42] SORT_5 input_35; [L43] SORT_5 input_37; [L44] SORT_5 input_39; [L45] SORT_5 input_51; [L47] SORT_1 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L49] SORT_1 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L50] SORT_5 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L51] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L52] SORT_5 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L53] SORT_5 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L54] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L55] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L56] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] SORT_5 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L58] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L59] SORT_5 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L60] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L61] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L63] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L65] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L68] SORT_1 init_11_arg_1 = var_9; [L69] state_10 = init_11_arg_1 [L70] SORT_1 init_13_arg_1 = var_9; [L71] state_12 = init_13_arg_1 [L72] SORT_1 init_19_arg_1 = var_9; [L73] state_18 = init_19_arg_1 [L74] SORT_5 init_24_arg_1 = var_22; [L75] state_23 = init_24_arg_1 [L76] SORT_1 init_27_arg_1 = var_9; [L77] state_26 = init_27_arg_1 [L78] SORT_5 init_42_arg_1 = var_22; [L79] state_41 = init_42_arg_1 [L80] SORT_5 init_44_arg_1 = var_22; [L81] state_43 = init_44_arg_1 [L82] SORT_1 init_46_arg_1 = var_9; [L83] state_45 = init_46_arg_1 [L84] SORT_1 init_48_arg_1 = var_9; [L85] state_47 = init_48_arg_1 [L86] SORT_1 init_50_arg_1 = var_9; [L87] state_49 = init_50_arg_1 [L88] SORT_5 init_54_arg_1 = var_22; [L89] state_53 = init_54_arg_1 [L90] SORT_1 init_56_arg_1 = var_9; [L91] state_55 = init_56_arg_1 [L92] SORT_5 init_58_arg_1 = var_22; [L93] state_57 = init_58_arg_1 [L94] SORT_1 init_60_arg_1 = var_9; [L95] state_59 = init_60_arg_1 [L96] SORT_1 init_63_arg_1 = var_9; [L97] state_62 = init_63_arg_1 [L98] SORT_1 init_65_arg_1 = var_9; [L99] state_64 = init_65_arg_1 [L100] SORT_1 init_67_arg_1 = var_9; [L101] state_66 = init_67_arg_1 [L102] SORT_1 init_69_arg_1 = var_9; [L103] state_68 = init_69_arg_1 [L104] SORT_1 init_71_arg_1 = var_9; [L105] state_70 = init_71_arg_1 [L106] SORT_1 init_73_arg_1 = var_9; [L107] state_72 = init_73_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_22=0, var_31=1, var_9=0] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; [L125] var_16 = var_16 & mask_SORT_5 [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L146] var_25 = var_25 & mask_SORT_1 [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L155] var_33 = var_33 & mask_SORT_5 [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2022-12-13 15:45:50,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --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 4a0901411443e2369cdef97e7f5c792ca60bb368bf9c988b6ac394cdcdf4c250 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 15:45:51,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:45:51,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:45:51,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:45:51,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:45:51,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:45:51,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:45:51,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:45:51,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:45:51,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:45:51,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:45:51,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:45:51,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:45:51,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:45:51,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:45:51,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:45:51,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:45:51,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:45:51,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:45:51,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:45:51,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:45:51,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:45:51,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:45:51,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:45:51,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:45:51,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:45:51,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:45:51,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:45:51,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:45:51,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:45:51,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:45:51,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:45:51,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:45:51,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:45:51,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:45:51,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:45:51,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:45:51,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:45:51,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:45:51,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:45:51,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:45:51,811 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-12-13 15:45:51,827 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:45:51,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:45:51,828 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:45:51,828 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:45:51,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:45:51,829 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:45:51,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:45:51,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:45:51,829 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:45:51,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:45:51,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:45:51,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:45:51,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:45:51,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:45:51,830 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 15:45:51,830 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 15:45:51,830 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 15:45:51,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:45:51,830 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:45:51,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:45:51,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:45:51,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:45:51,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:45:51,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:45:51,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:45:51,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:45:51,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:45:51,832 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 15:45:51,832 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 15:45:51,832 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:45:51,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:45:51,832 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:45:51,832 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:45:51,832 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 15:45:51,832 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:45:51,832 INFO L138 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_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a0901411443e2369cdef97e7f5c792ca60bb368bf9c988b6ac394cdcdf4c250 [2022-12-13 15:45:52,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:45:52,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:45:52,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:45:52,071 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:45:52,071 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:45:52,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2022-12-13 15:45:54,651 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:45:54,826 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:45:54,826 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2022-12-13 15:45:54,836 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/data/74bf499e4/098e36fa3b5d474f804d87cb842e9980/FLAGcd959aea6 [2022-12-13 15:45:54,847 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/data/74bf499e4/098e36fa3b5d474f804d87cb842e9980 [2022-12-13 15:45:54,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:45:54,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:45:54,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:45:54,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:45:54,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:45:54,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:45:54" (1/1) ... [2022-12-13 15:45:54,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2805b780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:54, skipping insertion in model container [2022-12-13 15:45:54,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:45:54" (1/1) ... [2022-12-13 15:45:54,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:45:54,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:45:55,015 WARN L237 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_687ab4d0-1d76-4c78-b06a-0c3727c27c08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1107,1120] [2022-12-13 15:45:55,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:45:55,095 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 15:45:55,112 WARN L237 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_687ab4d0-1d76-4c78-b06a-0c3727c27c08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1107,1120] [2022-12-13 15:45:55,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:45:55,171 INFO L208 MainTranslator]: Completed translation [2022-12-13 15:45:55,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55 WrapperNode [2022-12-13 15:45:55,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:45:55,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 15:45:55,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 15:45:55,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 15:45:55,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,221 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 323 [2022-12-13 15:45:55,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 15:45:55,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 15:45:55,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 15:45:55,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 15:45:55,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,251 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 15:45:55,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 15:45:55,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 15:45:55,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 15:45:55,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (1/1) ... [2022-12-13 15:45:55,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:45:55,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 15:45:55,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 15:45:55,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 15:45:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 15:45:55,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 15:45:55,418 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 15:45:55,420 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 15:45:55,659 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 15:45:55,664 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 15:45:55,664 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 15:45:55,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:45:55 BoogieIcfgContainer [2022-12-13 15:45:55,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 15:45:55,667 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 15:45:55,667 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 15:45:55,670 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 15:45:55,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 03:45:54" (1/3) ... [2022-12-13 15:45:55,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b1a54ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:45:55, skipping insertion in model container [2022-12-13 15:45:55,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:45:55" (2/3) ... [2022-12-13 15:45:55,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b1a54ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:45:55, skipping insertion in model container [2022-12-13 15:45:55,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:45:55" (3/3) ... [2022-12-13 15:45:55,672 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v7.c [2022-12-13 15:45:55,685 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 15:45:55,686 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 15:45:55,717 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 15:45:55,721 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@20cfc8f4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 15:45:55,721 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 15:45:55,724 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) [2022-12-13 15:45:55,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-13 15:45:55,728 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:45:55,729 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-12-13 15:45:55,729 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:45:55,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:45:55,733 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-12-13 15:45:55,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 15:45:55,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1586119917] [2022-12-13 15:45:55,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:45:55,742 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:45:55,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 15:45:55,743 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 15:45:55,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 15:45:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:55,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 38 conjunts are in the unsatisfiable core [2022-12-13 15:45:55,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 15:45:56,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:45:56,018 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 15:45:56,019 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 15:45:56,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1586119917] [2022-12-13 15:45:56,020 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1586119917] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:45:56,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:45:56,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:45:56,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757163583] [2022-12-13 15:45:56,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:45:56,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:45:56,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 15:45:56,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:45:56,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:45:56,049 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) [2022-12-13 15:45:56,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:45:56,109 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-12-13 15:45:56,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:45:56,111 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 [2022-12-13 15:45:56,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:45:56,116 INFO L225 Difference]: With dead ends: 20 [2022-12-13 15:45:56,116 INFO L226 Difference]: Without dead ends: 11 [2022-12-13 15:45:56,118 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:45:56,120 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 15:45:56,121 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 15:45:56,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-12-13 15:45:56,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-12-13 15:45:56,141 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) [2022-12-13 15:45:56,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-12-13 15:45:56,142 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-12-13 15:45:56,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:45:56,142 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-12-13 15:45:56,143 INFO L496 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) [2022-12-13 15:45:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-12-13 15:45:56,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-13 15:45:56,143 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:45:56,143 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-12-13 15:45:56,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 15:45:56,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:45:56,344 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:45:56,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:45:56,345 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-12-13 15:45:56,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 15:45:56,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [424657434] [2022-12-13 15:45:56,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:45:56,346 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:45:56,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 15:45:56,347 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 15:45:56,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 15:45:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:56,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 86 conjunts are in the unsatisfiable core [2022-12-13 15:45:56,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 15:45:56,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:45:56,953 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 15:45:59,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:45:59,639 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 15:45:59,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [424657434] [2022-12-13 15:45:59,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [424657434] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 15:45:59,640 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 15:45:59,640 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-12-13 15:45:59,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858978415] [2022-12-13 15:45:59,640 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 15:45:59,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 15:45:59,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 15:45:59,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 15:45:59,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-12-13 15:45:59,642 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:45:59,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:45:59,808 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-12-13 15:45:59,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 15:45:59,809 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-12-13 15:45:59,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:45:59,809 INFO L225 Difference]: With dead ends: 16 [2022-12-13 15:45:59,809 INFO L226 Difference]: Without dead ends: 14 [2022-12-13 15:45:59,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-12-13 15:45:59,810 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 17 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 15:45:59,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 18 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 15:45:59,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-12-13 15:45:59,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-12-13 15:45:59,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 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) [2022-12-13 15:45:59,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-12-13 15:45:59,813 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-12-13 15:45:59,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:45:59,813 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-12-13 15:45:59,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:45:59,814 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-12-13 15:45:59,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 15:45:59,814 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:45:59,814 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-12-13 15:45:59,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 15:46:00,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:46:00,015 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:46:00,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:46:00,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-12-13 15:46:00,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 15:46:00,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [445043728] [2022-12-13 15:46:00,017 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 15:46:00,017 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:46:00,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 15:46:00,018 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 15:46:00,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 15:46:00,182 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 15:46:00,182 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 15:46:00,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 149 conjunts are in the unsatisfiable core [2022-12-13 15:46:00,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 15:46:00,941 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:46:00,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 15:46:11,935 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:46:11,936 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 15:46:11,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [445043728] [2022-12-13 15:46:11,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [445043728] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 15:46:11,936 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 15:46:11,936 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2022-12-13 15:46:11,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836598305] [2022-12-13 15:46:11,936 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 15:46:11,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-13 15:46:11,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 15:46:11,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-13 15:46:11,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-12-13 15:46:11,937 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2022-12-13 15:46:12,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:46:12,322 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-12-13 15:46:12,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 15:46:12,323 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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 11 [2022-12-13 15:46:12,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:46:12,323 INFO L225 Difference]: With dead ends: 19 [2022-12-13 15:46:12,323 INFO L226 Difference]: Without dead ends: 17 [2022-12-13 15:46:12,323 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2022-12-13 15:46:12,324 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 19 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 15:46:12,324 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 28 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 15:46:12,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-12-13 15:46:12,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-12-13 15:46:12,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 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) [2022-12-13 15:46:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-12-13 15:46:12,327 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-12-13 15:46:12,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:46:12,327 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-12-13 15:46:12,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2022-12-13 15:46:12,328 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-12-13 15:46:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-13 15:46:12,328 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:46:12,328 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-12-13 15:46:12,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-13 15:46:12,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:46:12,530 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:46:12,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:46:12,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-12-13 15:46:12,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 15:46:12,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2116336170] [2022-12-13 15:46:12,534 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-13 15:46:12,534 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:46:12,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 15:46:12,536 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 15:46:12,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 15:46:12,809 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-12-13 15:46:12,809 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-12-13 15:46:12,809 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 15:46:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 15:46:13,113 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 15:46:13,114 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 15:46:13,114 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 15:46:13,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-13 15:46:13,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:46:13,326 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1] [2022-12-13 15:46:13,335 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 15:46:13,391 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-13 15:46:13,391 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-13 15:46:13,391 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-13 15:46:13,391 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-13 15:46:13,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 03:46:13 BoogieIcfgContainer [2022-12-13 15:46:13,416 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 15:46:13,416 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 15:46:13,416 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 15:46:13,416 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 15:46:13,417 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:45:55" (3/4) ... [2022-12-13 15:46:13,418 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 15:46:13,431 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-13 15:46:13,431 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-13 15:46:13,431 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-13 15:46:13,431 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-13 15:46:13,495 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 15:46:13,495 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 15:46:13,495 INFO L158 Benchmark]: Toolchain (without parser) took 18645.72ms. Allocated memory was 65.0MB in the beginning and 142.6MB in the end (delta: 77.6MB). Free memory was 43.5MB in the beginning and 82.7MB in the end (delta: -39.2MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2022-12-13 15:46:13,495 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:46:13,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.78ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 42.3MB in the end (delta: 1.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 15:46:13,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.64ms. Allocated memory is still 65.0MB. Free memory was 42.1MB in the beginning and 39.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 15:46:13,496 INFO L158 Benchmark]: Boogie Preprocessor took 35.21ms. Allocated memory is still 65.0MB. Free memory was 39.1MB in the beginning and 37.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 15:46:13,496 INFO L158 Benchmark]: RCFGBuilder took 407.86ms. Allocated memory is still 65.0MB. Free memory was 37.0MB in the beginning and 42.2MB in the end (delta: -5.2MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-12-13 15:46:13,496 INFO L158 Benchmark]: TraceAbstraction took 17748.66ms. Allocated memory was 65.0MB in the beginning and 142.6MB in the end (delta: 77.6MB). Free memory was 41.6MB in the beginning and 98.2MB in the end (delta: -56.6MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. [2022-12-13 15:46:13,496 INFO L158 Benchmark]: Witness Printer took 78.72ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 82.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 15:46:13,497 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.78ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 42.3MB in the end (delta: 1.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.64ms. Allocated memory is still 65.0MB. Free memory was 42.1MB in the beginning and 39.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.21ms. Allocated memory is still 65.0MB. Free memory was 39.1MB in the beginning and 37.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 407.86ms. Allocated memory is still 65.0MB. Free memory was 37.0MB in the beginning and 42.2MB in the end (delta: -5.2MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * TraceAbstraction took 17748.66ms. Allocated memory was 65.0MB in the beginning and 142.6MB in the end (delta: 77.6MB). Free memory was 41.6MB in the beginning and 98.2MB in the end (delta: -56.6MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. * Witness Printer took 78.72ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 82.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. 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 - CounterExampleResult [Line: 20]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 8); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (8 - 1); [L28] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 1); [L29] const SORT_5 msb_SORT_5 = (SORT_5)1 << (1 - 1); [L31] const SORT_1 var_9 = 0; [L32] const SORT_5 var_22 = 0; [L33] const SORT_5 var_31 = 1; [L34] const SORT_1 var_109 = 1; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L38] SORT_1 input_4; [L39] SORT_5 input_6; [L40] SORT_5 input_7; [L41] SORT_5 input_8; [L42] SORT_5 input_35; [L43] SORT_5 input_37; [L44] SORT_5 input_39; [L45] SORT_5 input_51; [L47] SORT_1 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L49] SORT_1 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L50] SORT_5 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L51] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L52] SORT_5 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L53] SORT_5 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L54] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L55] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L56] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] SORT_5 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L58] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L59] SORT_5 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L60] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L61] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L63] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L65] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L68] SORT_1 init_11_arg_1 = var_9; [L69] state_10 = init_11_arg_1 [L70] SORT_1 init_13_arg_1 = var_9; [L71] state_12 = init_13_arg_1 [L72] SORT_1 init_19_arg_1 = var_9; [L73] state_18 = init_19_arg_1 [L74] SORT_5 init_24_arg_1 = var_22; [L75] state_23 = init_24_arg_1 [L76] SORT_1 init_27_arg_1 = var_9; [L77] state_26 = init_27_arg_1 [L78] SORT_5 init_42_arg_1 = var_22; [L79] state_41 = init_42_arg_1 [L80] SORT_5 init_44_arg_1 = var_22; [L81] state_43 = init_44_arg_1 [L82] SORT_1 init_46_arg_1 = var_9; [L83] state_45 = init_46_arg_1 [L84] SORT_1 init_48_arg_1 = var_9; [L85] state_47 = init_48_arg_1 [L86] SORT_1 init_50_arg_1 = var_9; [L87] state_49 = init_50_arg_1 [L88] SORT_5 init_54_arg_1 = var_22; [L89] state_53 = init_54_arg_1 [L90] SORT_1 init_56_arg_1 = var_9; [L91] state_55 = init_56_arg_1 [L92] SORT_5 init_58_arg_1 = var_22; [L93] state_57 = init_58_arg_1 [L94] SORT_1 init_60_arg_1 = var_9; [L95] state_59 = init_60_arg_1 [L96] SORT_1 init_63_arg_1 = var_9; [L97] state_62 = init_63_arg_1 [L98] SORT_1 init_65_arg_1 = var_9; [L99] state_64 = init_65_arg_1 [L100] SORT_1 init_67_arg_1 = var_9; [L101] state_66 = init_67_arg_1 [L102] SORT_1 init_69_arg_1 = var_9; [L103] state_68 = init_69_arg_1 [L104] SORT_1 init_71_arg_1 = var_9; [L105] state_70 = init_71_arg_1 [L106] SORT_1 init_73_arg_1 = var_9; [L107] state_72 = init_73_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_22=0, var_31=1, var_9=0] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; [L125] var_16 = var_16 & mask_SORT_5 [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L146] var_25 = var_25 & mask_SORT_1 [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L155] var_33 = var_33 & mask_SORT_5 [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L20] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L157] RET __VERIFIER_assert(!(bad_34_arg_0)) [L159] SORT_5 var_76_arg_0 = input_8; [L160] SORT_5 var_76_arg_1 = var_31; [L161] SORT_5 var_76 = var_76_arg_0 == var_76_arg_1; [L162] SORT_5 var_77_arg_0 = var_76; [L163] SORT_1 var_77_arg_1 = var_9; [L164] SORT_1 var_77_arg_2 = state_64; [L165] SORT_1 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L166] SORT_1 next_78_arg_1 = var_77; [L167] SORT_5 var_79_arg_0 = var_76; [L168] SORT_1 var_79_arg_1 = var_9; [L169] SORT_1 var_79_arg_2 = state_68; [L170] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L171] SORT_1 next_80_arg_1 = var_79; [L172] SORT_5 var_81_arg_0 = var_76; [L173] SORT_1 var_81_arg_1 = var_9; [L174] SORT_1 var_81_arg_2 = state_72; [L175] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L176] SORT_1 next_82_arg_1 = var_81; [L177] SORT_5 var_83_arg_0 = var_76; [L178] SORT_5 var_83_arg_1 = var_22; [L179] SORT_5 var_83_arg_2 = state_43; [L180] SORT_5 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L181] var_83 = var_83 & mask_SORT_5 [L182] SORT_5 next_84_arg_1 = var_83; [L183] SORT_5 var_88_arg_0 = input_8; [L184] SORT_5 var_88_arg_1 = var_31; [L185] SORT_5 var_88 = var_88_arg_0 == var_88_arg_1; [L186] SORT_1 var_86_arg_0 = state_59; [L187] SORT_1 var_86_arg_1 = state_55; [L188] SORT_1 var_86 = var_86_arg_0 - var_86_arg_1; [L189] SORT_1 var_85_arg_0 = state_59; [L190] SORT_1 var_85_arg_1 = state_55; [L191] SORT_1 var_85 = var_85_arg_0 - var_85_arg_1; [L192] SORT_5 var_87_arg_0 = state_57; [L193] SORT_1 var_87_arg_1 = var_86; [L194] SORT_1 var_87_arg_2 = var_85; [L195] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L196] SORT_5 var_89_arg_0 = var_88; [L197] SORT_1 var_89_arg_1 = var_9; [L198] SORT_1 var_89_arg_2 = var_87; [L199] SORT_1 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L200] var_89 = var_89 & mask_SORT_1 [L201] SORT_1 next_90_arg_1 = var_89; [L202] SORT_5 var_91_arg_0 = var_76; [L203] SORT_5 var_91_arg_1 = var_22; [L204] SORT_5 var_91_arg_2 = input_7; [L205] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L206] SORT_5 next_92_arg_1 = var_91; [L207] SORT_5 var_93_arg_0 = var_76; [L208] SORT_5 var_93_arg_1 = var_22; [L209] SORT_5 var_93_arg_2 = state_41; [L210] SORT_5 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L211] SORT_5 next_94_arg_1 = var_93; [L212] SORT_5 var_95_arg_0 = var_88; [L213] SORT_1 var_95_arg_1 = var_9; [L214] SORT_1 var_95_arg_2 = input_2; [L215] SORT_1 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L216] SORT_1 next_96_arg_1 = var_95; [L217] SORT_5 var_97_arg_0 = var_88; [L218] SORT_1 var_97_arg_1 = var_9; [L219] SORT_1 var_97_arg_2 = input_3; [L220] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L221] SORT_1 next_98_arg_1 = var_97; [L222] SORT_5 var_99_arg_0 = var_88; [L223] SORT_1 var_99_arg_1 = var_9; [L224] SORT_1 var_99_arg_2 = input_4; [L225] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L226] SORT_1 next_100_arg_1 = var_99; [L227] SORT_5 var_101_arg_0 = var_88; [L228] SORT_5 var_101_arg_1 = var_22; [L229] SORT_5 var_101_arg_2 = input_7; [L230] SORT_5 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L231] SORT_5 next_102_arg_1 = var_101; [L232] SORT_5 var_103_arg_0 = var_88; [L233] SORT_1 var_103_arg_1 = var_9; [L234] SORT_1 var_103_arg_2 = state_49; [L235] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L236] SORT_1 next_104_arg_1 = var_103; [L237] SORT_5 var_105_arg_0 = var_88; [L238] SORT_5 var_105_arg_1 = var_22; [L239] SORT_5 var_105_arg_2 = state_53; [L240] SORT_5 var_105 = var_105_arg_0 ? var_105_arg_1 : var_105_arg_2; [L241] var_105 = var_105 & mask_SORT_5 [L242] SORT_5 next_106_arg_1 = var_105; [L243] SORT_1 var_110_arg_0 = state_45; [L244] SORT_1 var_110_arg_1 = var_109; [L245] SORT_1 var_110 = var_110_arg_0 & var_110_arg_1; [L246] var_110 = var_110 & mask_SORT_1 [L247] SORT_1 var_111_arg_0 = var_110; [L248] SORT_1 var_111_arg_1 = var_109; [L249] SORT_5 var_111 = var_111_arg_0 == var_111_arg_1; [L250] SORT_1 var_108_arg_0 = state_45; [L251] SORT_1 var_108_arg_1 = state_47; [L252] SORT_1 var_108 = var_108_arg_0 + var_108_arg_1; [L253] SORT_1 var_107_arg_0 = state_45; [L254] SORT_1 var_107_arg_1 = state_47; [L255] SORT_1 var_107 = var_107_arg_0 - var_107_arg_1; [L256] SORT_5 var_112_arg_0 = var_111; [L257] SORT_1 var_112_arg_1 = var_108; [L258] SORT_1 var_112_arg_2 = var_107; [L259] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L260] SORT_5 var_113_arg_0 = var_88; [L261] SORT_1 var_113_arg_1 = var_9; [L262] SORT_1 var_113_arg_2 = var_112; [L263] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L264] SORT_1 next_114_arg_1 = var_113; [L265] SORT_5 var_115_arg_0 = var_76; [L266] SORT_1 var_115_arg_1 = var_9; [L267] SORT_1 var_115_arg_2 = input_2; [L268] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L269] SORT_1 next_116_arg_1 = var_115; [L270] SORT_5 var_117_arg_0 = var_76; [L271] SORT_1 var_117_arg_1 = var_9; [L272] SORT_1 var_117_arg_2 = state_62; [L273] SORT_1 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L274] SORT_1 next_118_arg_1 = var_117; [L275] SORT_5 var_119_arg_0 = var_76; [L276] SORT_1 var_119_arg_1 = var_9; [L277] SORT_1 var_119_arg_2 = input_3; [L278] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L279] SORT_1 next_120_arg_1 = var_119; [L280] SORT_5 var_121_arg_0 = var_76; [L281] SORT_1 var_121_arg_1 = var_9; [L282] SORT_1 var_121_arg_2 = state_66; [L283] SORT_1 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L284] SORT_1 next_122_arg_1 = var_121; [L285] SORT_5 var_123_arg_0 = var_76; [L286] SORT_1 var_123_arg_1 = var_9; [L287] SORT_1 var_123_arg_2 = input_4; [L288] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L289] SORT_1 next_124_arg_1 = var_123; [L290] SORT_5 var_125_arg_0 = var_76; [L291] SORT_1 var_125_arg_1 = var_9; [L292] SORT_1 var_125_arg_2 = state_70; [L293] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L294] SORT_1 next_126_arg_1 = var_125; [L296] state_10 = next_78_arg_1 [L297] state_12 = next_80_arg_1 [L298] state_18 = next_82_arg_1 [L299] state_23 = next_84_arg_1 [L300] state_26 = next_90_arg_1 [L301] state_41 = next_92_arg_1 [L302] state_43 = next_94_arg_1 [L303] state_45 = next_96_arg_1 [L304] state_47 = next_98_arg_1 [L305] state_49 = next_100_arg_1 [L306] state_53 = next_102_arg_1 [L307] state_55 = next_104_arg_1 [L308] state_57 = next_106_arg_1 [L309] state_59 = next_114_arg_1 [L310] state_62 = next_116_arg_1 [L311] state_64 = next_118_arg_1 [L312] state_66 = next_120_arg_1 [L313] state_68 = next_122_arg_1 [L314] state_70 = next_124_arg_1 [L315] state_72 = next_126_arg_1 VAL [bad_34_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=56, input_3=31, input_35=2, input_37=5, input_39=4, input_4=65, input_51=3, input_6=6, input_7=1, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, next_100_arg_1=65, next_102_arg_1=1, next_104_arg_1=0, next_106_arg_1=0, next_114_arg_1=0, next_116_arg_1=56, next_118_arg_1=0, next_120_arg_1=31, next_122_arg_1=0, next_124_arg_1=65, next_126_arg_1=0, next_78_arg_1=0, next_80_arg_1=0, next_82_arg_1=0, next_84_arg_1=0, next_90_arg_1=0, next_92_arg_1=1, next_94_arg_1=0, next_96_arg_1=56, next_98_arg_1=31, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=1, state_43=0, state_45=56, state_47=31, state_49=65, state_53=1, state_55=0, state_57=0, state_59=0, state_62=56, state_64=0, state_66=31, state_68=0, state_70=65, state_72=0, var_101=1, var_101_arg_0=0, var_101_arg_1=0, var_101_arg_2=1, var_103=0, var_103_arg_0=0, var_103_arg_1=0, var_103_arg_2=0, var_105=0, var_105_arg_0=0, var_105_arg_1=0, var_105_arg_2=0, var_107=0, var_107_arg_0=0, var_107_arg_1=0, var_108=0, var_108_arg_0=0, var_108_arg_1=0, var_109=1, var_110=0, var_110_arg_0=0, var_110_arg_1=1, var_111=0, var_111_arg_0=0, var_111_arg_1=1, var_112=0, var_112_arg_0=0, var_112_arg_1=0, var_112_arg_2=0, var_113=0, var_113_arg_0=0, var_113_arg_1=0, var_113_arg_2=0, var_115=56, var_115_arg_0=0, var_115_arg_1=0, var_115_arg_2=56, var_117=0, var_117_arg_0=0, var_117_arg_1=0, var_117_arg_2=0, var_119=31, var_119_arg_0=0, var_119_arg_1=0, var_119_arg_2=31, var_121=0, var_121_arg_0=0, var_121_arg_1=0, var_121_arg_2=0, var_123=65, var_123_arg_0=0, var_123_arg_1=0, var_123_arg_2=65, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=0, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33=0, var_33_arg_0=1, var_33_arg_1=254, var_76=0, var_76_arg_0=0, var_76_arg_1=1, var_77=0, var_77_arg_0=0, var_77_arg_1=0, var_77_arg_2=0, var_79=0, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=0, var_81=0, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=0, var_83=0, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=0, var_85=0, var_85_arg_0=0, var_85_arg_1=0, var_86=0, var_86_arg_0=0, var_86_arg_1=0, var_87=0, var_87_arg_0=0, var_87_arg_1=0, var_87_arg_2=0, var_88=0, var_88_arg_0=0, var_88_arg_1=1, var_89=0, var_89_arg_0=0, var_89_arg_1=0, var_89_arg_2=0, var_9=0, var_91=1, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=1, var_93=0, var_93_arg_0=0, var_93_arg_1=0, var_93_arg_2=0, var_95=56, var_95_arg_0=0, var_95_arg_1=0, var_95_arg_2=56, var_97=31, var_97_arg_0=0, var_97_arg_1=0, var_97_arg_2=31, var_99=65, var_99_arg_0=0, var_99_arg_1=0, var_99_arg_2=65] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; [L125] var_16 = var_16 & mask_SORT_5 [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L146] var_25 = var_25 & mask_SORT_1 [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L155] var_33 = var_33 & mask_SORT_5 [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L20] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L157] RET __VERIFIER_assert(!(bad_34_arg_0)) [L159] SORT_5 var_76_arg_0 = input_8; [L160] SORT_5 var_76_arg_1 = var_31; [L161] SORT_5 var_76 = var_76_arg_0 == var_76_arg_1; [L162] SORT_5 var_77_arg_0 = var_76; [L163] SORT_1 var_77_arg_1 = var_9; [L164] SORT_1 var_77_arg_2 = state_64; [L165] SORT_1 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L166] SORT_1 next_78_arg_1 = var_77; [L167] SORT_5 var_79_arg_0 = var_76; [L168] SORT_1 var_79_arg_1 = var_9; [L169] SORT_1 var_79_arg_2 = state_68; [L170] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L171] SORT_1 next_80_arg_1 = var_79; [L172] SORT_5 var_81_arg_0 = var_76; [L173] SORT_1 var_81_arg_1 = var_9; [L174] SORT_1 var_81_arg_2 = state_72; [L175] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L176] SORT_1 next_82_arg_1 = var_81; [L177] SORT_5 var_83_arg_0 = var_76; [L178] SORT_5 var_83_arg_1 = var_22; [L179] SORT_5 var_83_arg_2 = state_43; [L180] SORT_5 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L181] var_83 = var_83 & mask_SORT_5 [L182] SORT_5 next_84_arg_1 = var_83; [L183] SORT_5 var_88_arg_0 = input_8; [L184] SORT_5 var_88_arg_1 = var_31; [L185] SORT_5 var_88 = var_88_arg_0 == var_88_arg_1; [L186] SORT_1 var_86_arg_0 = state_59; [L187] SORT_1 var_86_arg_1 = state_55; [L188] SORT_1 var_86 = var_86_arg_0 - var_86_arg_1; [L189] SORT_1 var_85_arg_0 = state_59; [L190] SORT_1 var_85_arg_1 = state_55; [L191] SORT_1 var_85 = var_85_arg_0 - var_85_arg_1; [L192] SORT_5 var_87_arg_0 = state_57; [L193] SORT_1 var_87_arg_1 = var_86; [L194] SORT_1 var_87_arg_2 = var_85; [L195] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L196] SORT_5 var_89_arg_0 = var_88; [L197] SORT_1 var_89_arg_1 = var_9; [L198] SORT_1 var_89_arg_2 = var_87; [L199] SORT_1 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L200] var_89 = var_89 & mask_SORT_1 [L201] SORT_1 next_90_arg_1 = var_89; [L202] SORT_5 var_91_arg_0 = var_76; [L203] SORT_5 var_91_arg_1 = var_22; [L204] SORT_5 var_91_arg_2 = input_7; [L205] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L206] SORT_5 next_92_arg_1 = var_91; [L207] SORT_5 var_93_arg_0 = var_76; [L208] SORT_5 var_93_arg_1 = var_22; [L209] SORT_5 var_93_arg_2 = state_41; [L210] SORT_5 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L211] SORT_5 next_94_arg_1 = var_93; [L212] SORT_5 var_95_arg_0 = var_88; [L213] SORT_1 var_95_arg_1 = var_9; [L214] SORT_1 var_95_arg_2 = input_2; [L215] SORT_1 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L216] SORT_1 next_96_arg_1 = var_95; [L217] SORT_5 var_97_arg_0 = var_88; [L218] SORT_1 var_97_arg_1 = var_9; [L219] SORT_1 var_97_arg_2 = input_3; [L220] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L221] SORT_1 next_98_arg_1 = var_97; [L222] SORT_5 var_99_arg_0 = var_88; [L223] SORT_1 var_99_arg_1 = var_9; [L224] SORT_1 var_99_arg_2 = input_4; [L225] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L226] SORT_1 next_100_arg_1 = var_99; [L227] SORT_5 var_101_arg_0 = var_88; [L228] SORT_5 var_101_arg_1 = var_22; [L229] SORT_5 var_101_arg_2 = input_7; [L230] SORT_5 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L231] SORT_5 next_102_arg_1 = var_101; [L232] SORT_5 var_103_arg_0 = var_88; [L233] SORT_1 var_103_arg_1 = var_9; [L234] SORT_1 var_103_arg_2 = state_49; [L235] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L236] SORT_1 next_104_arg_1 = var_103; [L237] SORT_5 var_105_arg_0 = var_88; [L238] SORT_5 var_105_arg_1 = var_22; [L239] SORT_5 var_105_arg_2 = state_53; [L240] SORT_5 var_105 = var_105_arg_0 ? var_105_arg_1 : var_105_arg_2; [L241] var_105 = var_105 & mask_SORT_5 [L242] SORT_5 next_106_arg_1 = var_105; [L243] SORT_1 var_110_arg_0 = state_45; [L244] SORT_1 var_110_arg_1 = var_109; [L245] SORT_1 var_110 = var_110_arg_0 & var_110_arg_1; [L246] var_110 = var_110 & mask_SORT_1 [L247] SORT_1 var_111_arg_0 = var_110; [L248] SORT_1 var_111_arg_1 = var_109; [L249] SORT_5 var_111 = var_111_arg_0 == var_111_arg_1; [L250] SORT_1 var_108_arg_0 = state_45; [L251] SORT_1 var_108_arg_1 = state_47; [L252] SORT_1 var_108 = var_108_arg_0 + var_108_arg_1; [L253] SORT_1 var_107_arg_0 = state_45; [L254] SORT_1 var_107_arg_1 = state_47; [L255] SORT_1 var_107 = var_107_arg_0 - var_107_arg_1; [L256] SORT_5 var_112_arg_0 = var_111; [L257] SORT_1 var_112_arg_1 = var_108; [L258] SORT_1 var_112_arg_2 = var_107; [L259] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L260] SORT_5 var_113_arg_0 = var_88; [L261] SORT_1 var_113_arg_1 = var_9; [L262] SORT_1 var_113_arg_2 = var_112; [L263] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L264] SORT_1 next_114_arg_1 = var_113; [L265] SORT_5 var_115_arg_0 = var_76; [L266] SORT_1 var_115_arg_1 = var_9; [L267] SORT_1 var_115_arg_2 = input_2; [L268] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L269] SORT_1 next_116_arg_1 = var_115; [L270] SORT_5 var_117_arg_0 = var_76; [L271] SORT_1 var_117_arg_1 = var_9; [L272] SORT_1 var_117_arg_2 = state_62; [L273] SORT_1 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L274] SORT_1 next_118_arg_1 = var_117; [L275] SORT_5 var_119_arg_0 = var_76; [L276] SORT_1 var_119_arg_1 = var_9; [L277] SORT_1 var_119_arg_2 = input_3; [L278] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L279] SORT_1 next_120_arg_1 = var_119; [L280] SORT_5 var_121_arg_0 = var_76; [L281] SORT_1 var_121_arg_1 = var_9; [L282] SORT_1 var_121_arg_2 = state_66; [L283] SORT_1 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L284] SORT_1 next_122_arg_1 = var_121; [L285] SORT_5 var_123_arg_0 = var_76; [L286] SORT_1 var_123_arg_1 = var_9; [L287] SORT_1 var_123_arg_2 = input_4; [L288] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L289] SORT_1 next_124_arg_1 = var_123; [L290] SORT_5 var_125_arg_0 = var_76; [L291] SORT_1 var_125_arg_1 = var_9; [L292] SORT_1 var_125_arg_2 = state_70; [L293] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L294] SORT_1 next_126_arg_1 = var_125; [L296] state_10 = next_78_arg_1 [L297] state_12 = next_80_arg_1 [L298] state_18 = next_82_arg_1 [L299] state_23 = next_84_arg_1 [L300] state_26 = next_90_arg_1 [L301] state_41 = next_92_arg_1 [L302] state_43 = next_94_arg_1 [L303] state_45 = next_96_arg_1 [L304] state_47 = next_98_arg_1 [L305] state_49 = next_100_arg_1 [L306] state_53 = next_102_arg_1 [L307] state_55 = next_104_arg_1 [L308] state_57 = next_106_arg_1 [L309] state_59 = next_114_arg_1 [L310] state_62 = next_116_arg_1 [L311] state_64 = next_118_arg_1 [L312] state_66 = next_120_arg_1 [L313] state_68 = next_122_arg_1 [L314] state_70 = next_124_arg_1 [L315] state_72 = next_126_arg_1 VAL [bad_34_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=0, input_3=0, input_35=10, input_37=8, input_39=9, input_4=0, input_51=7, input_6=11, input_7=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, next_100_arg_1=0, next_102_arg_1=0, next_104_arg_1=65, next_106_arg_1=1, next_114_arg_1=25, next_116_arg_1=0, next_118_arg_1=56, next_120_arg_1=0, next_122_arg_1=31, next_124_arg_1=0, next_126_arg_1=65, next_78_arg_1=0, next_80_arg_1=0, next_82_arg_1=0, next_84_arg_1=0, next_90_arg_1=0, next_92_arg_1=0, next_94_arg_1=1, next_96_arg_1=0, next_98_arg_1=0, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=1, state_45=0, state_47=0, state_49=0, state_53=0, state_55=65, state_57=1, state_59=25, state_62=0, state_64=56, state_66=0, state_68=31, state_70=0, state_72=65, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_101_arg_2=0, var_103=65, var_103_arg_0=0, var_103_arg_1=0, var_103_arg_2=65, var_105=1, var_105_arg_0=0, var_105_arg_1=0, var_105_arg_2=1, var_107=25, var_107_arg_0=56, var_107_arg_1=31, var_108=87, var_108_arg_0=56, var_108_arg_1=31, var_109=1, var_110=0, var_110_arg_0=56, var_110_arg_1=1, var_111=0, var_111_arg_0=0, var_111_arg_1=1, var_112=25, var_112_arg_0=0, var_112_arg_1=87, var_112_arg_2=25, var_113=25, var_113_arg_0=0, var_113_arg_1=0, var_113_arg_2=25, var_115=0, var_115_arg_0=0, var_115_arg_1=0, var_115_arg_2=0, var_117=56, var_117_arg_0=0, var_117_arg_1=0, var_117_arg_2=56, var_119=0, var_119_arg_0=0, var_119_arg_1=0, var_119_arg_2=0, var_121=31, var_121_arg_0=0, var_121_arg_1=0, var_121_arg_2=31, var_123=0, var_123_arg_0=0, var_123_arg_1=0, var_123_arg_2=0, var_125=65, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=65, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33=0, var_33_arg_0=1, var_33_arg_1=254, var_76=0, var_76_arg_0=0, var_76_arg_1=1, var_77=0, var_77_arg_0=0, var_77_arg_1=0, var_77_arg_2=0, var_79=0, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=0, var_81=0, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=0, var_83=0, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=0, var_85=0, var_85_arg_0=0, var_85_arg_1=0, var_86=0, var_86_arg_0=0, var_86_arg_1=0, var_87=0, var_87_arg_0=0, var_87_arg_1=0, var_87_arg_2=0, var_88=0, var_88_arg_0=0, var_88_arg_1=1, var_89=0, var_89_arg_0=0, var_89_arg_1=0, var_89_arg_2=0, var_9=0, var_91=0, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=0, var_93_arg_1=0, var_93_arg_2=1, var_95=0, var_95_arg_0=0, var_95_arg_1=0, var_95_arg_2=0, var_97=0, var_97_arg_0=0, var_97_arg_1=0, var_97_arg_2=0, var_99=0, var_99_arg_0=0, var_99_arg_1=0, var_99_arg_2=0] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; [L125] var_16 = var_16 & mask_SORT_5 [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L146] var_25 = var_25 & mask_SORT_1 [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L155] var_33 = var_33 & mask_SORT_5 [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L20] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L157] RET __VERIFIER_assert(!(bad_34_arg_0)) [L159] SORT_5 var_76_arg_0 = input_8; [L160] SORT_5 var_76_arg_1 = var_31; [L161] SORT_5 var_76 = var_76_arg_0 == var_76_arg_1; [L162] SORT_5 var_77_arg_0 = var_76; [L163] SORT_1 var_77_arg_1 = var_9; [L164] SORT_1 var_77_arg_2 = state_64; [L165] SORT_1 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L166] SORT_1 next_78_arg_1 = var_77; [L167] SORT_5 var_79_arg_0 = var_76; [L168] SORT_1 var_79_arg_1 = var_9; [L169] SORT_1 var_79_arg_2 = state_68; [L170] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L171] SORT_1 next_80_arg_1 = var_79; [L172] SORT_5 var_81_arg_0 = var_76; [L173] SORT_1 var_81_arg_1 = var_9; [L174] SORT_1 var_81_arg_2 = state_72; [L175] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L176] SORT_1 next_82_arg_1 = var_81; [L177] SORT_5 var_83_arg_0 = var_76; [L178] SORT_5 var_83_arg_1 = var_22; [L179] SORT_5 var_83_arg_2 = state_43; [L180] SORT_5 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L181] var_83 = var_83 & mask_SORT_5 [L182] SORT_5 next_84_arg_1 = var_83; [L183] SORT_5 var_88_arg_0 = input_8; [L184] SORT_5 var_88_arg_1 = var_31; [L185] SORT_5 var_88 = var_88_arg_0 == var_88_arg_1; [L186] SORT_1 var_86_arg_0 = state_59; [L187] SORT_1 var_86_arg_1 = state_55; [L188] SORT_1 var_86 = var_86_arg_0 - var_86_arg_1; [L189] SORT_1 var_85_arg_0 = state_59; [L190] SORT_1 var_85_arg_1 = state_55; [L191] SORT_1 var_85 = var_85_arg_0 - var_85_arg_1; [L192] SORT_5 var_87_arg_0 = state_57; [L193] SORT_1 var_87_arg_1 = var_86; [L194] SORT_1 var_87_arg_2 = var_85; [L195] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L196] SORT_5 var_89_arg_0 = var_88; [L197] SORT_1 var_89_arg_1 = var_9; [L198] SORT_1 var_89_arg_2 = var_87; [L199] SORT_1 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L200] var_89 = var_89 & mask_SORT_1 [L201] SORT_1 next_90_arg_1 = var_89; [L202] SORT_5 var_91_arg_0 = var_76; [L203] SORT_5 var_91_arg_1 = var_22; [L204] SORT_5 var_91_arg_2 = input_7; [L205] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L206] SORT_5 next_92_arg_1 = var_91; [L207] SORT_5 var_93_arg_0 = var_76; [L208] SORT_5 var_93_arg_1 = var_22; [L209] SORT_5 var_93_arg_2 = state_41; [L210] SORT_5 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L211] SORT_5 next_94_arg_1 = var_93; [L212] SORT_5 var_95_arg_0 = var_88; [L213] SORT_1 var_95_arg_1 = var_9; [L214] SORT_1 var_95_arg_2 = input_2; [L215] SORT_1 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L216] SORT_1 next_96_arg_1 = var_95; [L217] SORT_5 var_97_arg_0 = var_88; [L218] SORT_1 var_97_arg_1 = var_9; [L219] SORT_1 var_97_arg_2 = input_3; [L220] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L221] SORT_1 next_98_arg_1 = var_97; [L222] SORT_5 var_99_arg_0 = var_88; [L223] SORT_1 var_99_arg_1 = var_9; [L224] SORT_1 var_99_arg_2 = input_4; [L225] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L226] SORT_1 next_100_arg_1 = var_99; [L227] SORT_5 var_101_arg_0 = var_88; [L228] SORT_5 var_101_arg_1 = var_22; [L229] SORT_5 var_101_arg_2 = input_7; [L230] SORT_5 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L231] SORT_5 next_102_arg_1 = var_101; [L232] SORT_5 var_103_arg_0 = var_88; [L233] SORT_1 var_103_arg_1 = var_9; [L234] SORT_1 var_103_arg_2 = state_49; [L235] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L236] SORT_1 next_104_arg_1 = var_103; [L237] SORT_5 var_105_arg_0 = var_88; [L238] SORT_5 var_105_arg_1 = var_22; [L239] SORT_5 var_105_arg_2 = state_53; [L240] SORT_5 var_105 = var_105_arg_0 ? var_105_arg_1 : var_105_arg_2; [L241] var_105 = var_105 & mask_SORT_5 [L242] SORT_5 next_106_arg_1 = var_105; [L243] SORT_1 var_110_arg_0 = state_45; [L244] SORT_1 var_110_arg_1 = var_109; [L245] SORT_1 var_110 = var_110_arg_0 & var_110_arg_1; [L246] var_110 = var_110 & mask_SORT_1 [L247] SORT_1 var_111_arg_0 = var_110; [L248] SORT_1 var_111_arg_1 = var_109; [L249] SORT_5 var_111 = var_111_arg_0 == var_111_arg_1; [L250] SORT_1 var_108_arg_0 = state_45; [L251] SORT_1 var_108_arg_1 = state_47; [L252] SORT_1 var_108 = var_108_arg_0 + var_108_arg_1; [L253] SORT_1 var_107_arg_0 = state_45; [L254] SORT_1 var_107_arg_1 = state_47; [L255] SORT_1 var_107 = var_107_arg_0 - var_107_arg_1; [L256] SORT_5 var_112_arg_0 = var_111; [L257] SORT_1 var_112_arg_1 = var_108; [L258] SORT_1 var_112_arg_2 = var_107; [L259] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L260] SORT_5 var_113_arg_0 = var_88; [L261] SORT_1 var_113_arg_1 = var_9; [L262] SORT_1 var_113_arg_2 = var_112; [L263] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L264] SORT_1 next_114_arg_1 = var_113; [L265] SORT_5 var_115_arg_0 = var_76; [L266] SORT_1 var_115_arg_1 = var_9; [L267] SORT_1 var_115_arg_2 = input_2; [L268] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L269] SORT_1 next_116_arg_1 = var_115; [L270] SORT_5 var_117_arg_0 = var_76; [L271] SORT_1 var_117_arg_1 = var_9; [L272] SORT_1 var_117_arg_2 = state_62; [L273] SORT_1 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L274] SORT_1 next_118_arg_1 = var_117; [L275] SORT_5 var_119_arg_0 = var_76; [L276] SORT_1 var_119_arg_1 = var_9; [L277] SORT_1 var_119_arg_2 = input_3; [L278] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L279] SORT_1 next_120_arg_1 = var_119; [L280] SORT_5 var_121_arg_0 = var_76; [L281] SORT_1 var_121_arg_1 = var_9; [L282] SORT_1 var_121_arg_2 = state_66; [L283] SORT_1 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L284] SORT_1 next_122_arg_1 = var_121; [L285] SORT_5 var_123_arg_0 = var_76; [L286] SORT_1 var_123_arg_1 = var_9; [L287] SORT_1 var_123_arg_2 = input_4; [L288] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L289] SORT_1 next_124_arg_1 = var_123; [L290] SORT_5 var_125_arg_0 = var_76; [L291] SORT_1 var_125_arg_1 = var_9; [L292] SORT_1 var_125_arg_2 = state_70; [L293] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L294] SORT_1 next_126_arg_1 = var_125; [L296] state_10 = next_78_arg_1 [L297] state_12 = next_80_arg_1 [L298] state_18 = next_82_arg_1 [L299] state_23 = next_84_arg_1 [L300] state_26 = next_90_arg_1 [L301] state_41 = next_92_arg_1 [L302] state_43 = next_94_arg_1 [L303] state_45 = next_96_arg_1 [L304] state_47 = next_98_arg_1 [L305] state_49 = next_100_arg_1 [L306] state_53 = next_102_arg_1 [L307] state_55 = next_104_arg_1 [L308] state_57 = next_106_arg_1 [L309] state_59 = next_114_arg_1 [L310] state_62 = next_116_arg_1 [L311] state_64 = next_118_arg_1 [L312] state_66 = next_120_arg_1 [L313] state_68 = next_122_arg_1 [L314] state_70 = next_124_arg_1 [L315] state_72 = next_126_arg_1 VAL [bad_34_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=0, input_3=0, input_35=15, input_37=13, input_39=14, input_4=0, input_51=12, input_6=16, input_7=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, next_100_arg_1=0, next_102_arg_1=0, next_104_arg_1=0, next_106_arg_1=0, next_114_arg_1=0, next_116_arg_1=0, next_118_arg_1=0, next_120_arg_1=0, next_122_arg_1=0, next_124_arg_1=0, next_126_arg_1=0, next_78_arg_1=56, next_80_arg_1=31, next_82_arg_1=65, next_84_arg_1=1, next_90_arg_1=216, next_92_arg_1=0, next_94_arg_1=0, next_96_arg_1=0, next_98_arg_1=0, state_10=56, state_12=31, state_18=65, state_23=1, state_26=216, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_101_arg_2=0, var_103=0, var_103_arg_0=0, var_103_arg_1=0, var_103_arg_2=0, var_105=0, var_105_arg_0=0, var_105_arg_1=0, var_105_arg_2=0, var_107=0, var_107_arg_0=0, var_107_arg_1=0, var_108=0, var_108_arg_0=0, var_108_arg_1=0, var_109=1, var_110=0, var_110_arg_0=0, var_110_arg_1=1, var_111=0, var_111_arg_0=0, var_111_arg_1=1, var_112=0, var_112_arg_0=0, var_112_arg_1=0, var_112_arg_2=0, var_113=0, var_113_arg_0=0, var_113_arg_1=0, var_113_arg_2=0, var_115=0, var_115_arg_0=0, var_115_arg_1=0, var_115_arg_2=0, var_117=0, var_117_arg_0=0, var_117_arg_1=0, var_117_arg_2=0, var_119=0, var_119_arg_0=0, var_119_arg_1=0, var_119_arg_2=0, var_121=0, var_121_arg_0=0, var_121_arg_1=0, var_121_arg_2=0, var_123=0, var_123_arg_0=0, var_123_arg_1=0, var_123_arg_2=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=0, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33=0, var_33_arg_0=1, var_33_arg_1=254, var_76=0, var_76_arg_0=0, var_76_arg_1=1, var_77=56, var_77_arg_0=0, var_77_arg_1=0, var_77_arg_2=56, var_79=31, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=31, var_81=65, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=65, var_83=1, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=1, var_85=216, var_85_arg_0=25, var_85_arg_1=65, var_86=216, var_86_arg_0=25, var_86_arg_1=65, var_87=216, var_87_arg_0=1, var_87_arg_1=216, var_87_arg_2=216, var_88=0, var_88_arg_0=0, var_88_arg_1=1, var_89=216, var_89_arg_0=0, var_89_arg_1=0, var_89_arg_2=216, var_9=0, var_91=0, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=0, var_93=0, var_93_arg_0=0, var_93_arg_1=0, var_93_arg_2=0, var_95=0, var_95_arg_0=0, var_95_arg_1=0, var_95_arg_2=0, var_97=0, var_97_arg_0=0, var_97_arg_1=0, var_97_arg_2=0, var_99=0, var_99_arg_0=0, var_99_arg_1=0, var_99_arg_2=0] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; [L125] var_16 = var_16 & mask_SORT_5 [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L146] var_25 = var_25 & mask_SORT_1 [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L155] var_33 = var_33 & mask_SORT_5 [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.6s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 59 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 46 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 13 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 9.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=3, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 6 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 15.1s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 38 ConstructedInterpolants, 17 QuantifiedInterpolants, 3880 SizeOfPredicates, 266 NumberOfNonLiveVariables, 876 ConjunctsInSsa, 273 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/18 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 proved your program to be incorrect! [2022-12-13 15:46:13,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687ab4d0-1d76-4c78-b06a-0c3727c27c08/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE