./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8 --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 b6304bbe462b12fec4277ffb860d5f110fe5dc3d9c9a5595a3a99ec48e2713d6 --- 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-e04fb08 [2022-11-16 10:54:13,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:54:13,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:54:13,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:54:13,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:54:13,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:54:13,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:54:13,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:54:13,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:54:13,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:54:13,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:54:13,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:54:13,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:54:13,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:54:13,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:54:13,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:54:13,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:54:13,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:54:13,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:54:13,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:54:13,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:54:13,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:54:13,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:54:13,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:54:13,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:54:13,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:54:13,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:54:13,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:54:13,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:54:13,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:54:13,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:54:13,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:54:13,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:54:13,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:54:13,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:54:13,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:54:13,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:54:13,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:54:13,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:54:13,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:54:13,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:54:13,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 10:54:13,119 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:54:13,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:54:13,120 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:54:13,120 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:54:13,121 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:54:13,121 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:54:13,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:54:13,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:54:13,122 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:54:13,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:54:13,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 10:54:13,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:54:13,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 10:54:13,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:54:13,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 10:54:13,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:54:13,124 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:54:13,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 10:54:13,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:54:13,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:54:13,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:54:13,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:54:13,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:54:13,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:54:13,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 10:54:13,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 10:54:13,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 10:54:13,126 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 10:54:13,126 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 10:54:13,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 10:54:13,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6304bbe462b12fec4277ffb860d5f110fe5dc3d9c9a5595a3a99ec48e2713d6 [2022-11-16 10:54:13,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:54:13,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:54:13,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:54:13,444 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:54:13,445 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:54:13,447 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c [2022-11-16 10:54:13,513 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/data/b7161fd4c/ecafff3408744fd0a246a6b612765ab6/FLAG7b1fc54ba [2022-11-16 10:54:14,233 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:54:14,234 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c [2022-11-16 10:54:14,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/data/b7161fd4c/ecafff3408744fd0a246a6b612765ab6/FLAG7b1fc54ba [2022-11-16 10:54:14,380 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/data/b7161fd4c/ecafff3408744fd0a246a6b612765ab6 [2022-11-16 10:54:14,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:54:14,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:54:14,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:54:14,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:54:14,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:54:14,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:54:14" (1/1) ... [2022-11-16 10:54:14,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1312c108 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:14, skipping insertion in model container [2022-11-16 10:54:14,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:54:14" (1/1) ... [2022-11-16 10:54:14,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:54:14,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:54:14,767 WARN L229 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_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c[1107,1120] [2022-11-16 10:54:15,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:54:15,348 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 10:54:15,360 WARN L229 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_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c[1107,1120] [2022-11-16 10:54:15,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:54:15,606 INFO L208 MainTranslator]: Completed translation [2022-11-16 10:54:15,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15 WrapperNode [2022-11-16 10:54:15,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:54:15,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 10:54:15,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 10:54:15,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 10:54:15,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:15,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:15,827 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4100 [2022-11-16 10:54:15,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 10:54:15,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 10:54:15,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 10:54:15,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 10:54:15,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:15,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:15,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:15,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:15,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:15,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:16,010 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:16,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:16,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 10:54:16,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 10:54:16,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 10:54:16,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 10:54:16,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:16,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:54:16,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:16,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:16,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 10:54:16,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 10:54:16,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 10:54:16,871 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 10:54:16,873 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 10:54:19,289 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 10:54:19,300 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 10:54:19,301 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 10:54:19,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:54:19 BoogieIcfgContainer [2022-11-16 10:54:19,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 10:54:19,306 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 10:54:19,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 10:54:19,310 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 10:54:19,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:54:14" (1/3) ... [2022-11-16 10:54:19,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792aa855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:54:19, skipping insertion in model container [2022-11-16 10:54:19,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15" (2/3) ... [2022-11-16 10:54:19,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792aa855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:54:19, skipping insertion in model container [2022-11-16 10:54:19,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:54:19" (3/3) ... [2022-11-16 10:54:19,314 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mpeg.c [2022-11-16 10:54:19,332 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 10:54:19,333 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 10:54:19,423 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 10:54:19,432 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;@650db08e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 10:54:19,433 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 10:54:19,439 INFO L276 IsEmpty]: Start isEmpty. Operand has 398 states, 396 states have (on average 1.6616161616161615) internal successors, (658), 397 states have internal predecessors, (658), 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) [2022-11-16 10:54:19,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 10:54:19,446 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:19,446 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:54:19,447 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:19,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:19,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1428179117, now seen corresponding path program 1 times [2022-11-16 10:54:19,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:54:19,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141471003] [2022-11-16 10:54:19,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:19,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:54:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:20,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:20,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:54:20,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141471003] [2022-11-16 10:54:20,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141471003] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:54:20,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:54:20,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 10:54:20,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204108117] [2022-11-16 10:54:20,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:54:20,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 10:54:20,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:54:20,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 10:54:20,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 10:54:20,149 INFO L87 Difference]: Start difference. First operand has 398 states, 396 states have (on average 1.6616161616161615) internal successors, (658), 397 states have internal predecessors, (658), 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 3.25) internal successors, (13), 4 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) [2022-11-16 10:54:20,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:20,363 INFO L93 Difference]: Finished difference Result 1192 states and 1982 transitions. [2022-11-16 10:54:20,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 10:54:20,366 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-16 10:54:20,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:20,387 INFO L225 Difference]: With dead ends: 1192 [2022-11-16 10:54:20,387 INFO L226 Difference]: Without dead ends: 796 [2022-11-16 10:54:20,396 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 10:54:20,400 INFO L413 NwaCegarLoop]: 670 mSDtfsCounter, 1932 mSDsluCounter, 683 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 1353 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:20,401 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1932 Valid, 1353 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 10:54:20,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2022-11-16 10:54:20,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 396. [2022-11-16 10:54:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 1.6556962025316455) internal successors, (654), 395 states have internal predecessors, (654), 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) [2022-11-16 10:54:20,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 654 transitions. [2022-11-16 10:54:20,487 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 654 transitions. Word has length 13 [2022-11-16 10:54:20,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:20,488 INFO L495 AbstractCegarLoop]: Abstraction has 396 states and 654 transitions. [2022-11-16 10:54:20,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) [2022-11-16 10:54:20,489 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 654 transitions. [2022-11-16 10:54:20,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 10:54:20,490 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:20,490 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:54:20,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 10:54:20,490 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:20,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:20,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1325604663, now seen corresponding path program 1 times [2022-11-16 10:54:20,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:54:20,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696582454] [2022-11-16 10:54:20,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:20,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:54:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:20,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:20,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:54:20,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696582454] [2022-11-16 10:54:20,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696582454] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:54:20,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:54:20,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 10:54:20,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10903491] [2022-11-16 10:54:20,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:54:20,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 10:54:20,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:54:20,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 10:54:20,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 10:54:20,772 INFO L87 Difference]: Start difference. First operand 396 states and 654 transitions. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 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) [2022-11-16 10:54:21,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:21,994 INFO L93 Difference]: Finished difference Result 2239 states and 3671 transitions. [2022-11-16 10:54:21,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 10:54:21,995 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 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 14 [2022-11-16 10:54:21,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:21,999 INFO L225 Difference]: With dead ends: 2239 [2022-11-16 10:54:21,999 INFO L226 Difference]: Without dead ends: 1182 [2022-11-16 10:54:22,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-16 10:54:22,002 INFO L413 NwaCegarLoop]: 1050 mSDtfsCounter, 4310 mSDsluCounter, 1584 mSDsCounter, 0 mSdLazyCounter, 496 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4310 SdHoareTripleChecker+Valid, 2634 SdHoareTripleChecker+Invalid, 604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:22,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4310 Valid, 2634 Invalid, 604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 496 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-16 10:54:22,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1182 states. [2022-11-16 10:54:22,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1182 to 404. [2022-11-16 10:54:22,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 404 states, 403 states have (on average 1.652605459057072) internal successors, (666), 403 states have internal predecessors, (666), 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) [2022-11-16 10:54:22,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 666 transitions. [2022-11-16 10:54:22,021 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 666 transitions. Word has length 14 [2022-11-16 10:54:22,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:22,021 INFO L495 AbstractCegarLoop]: Abstraction has 404 states and 666 transitions. [2022-11-16 10:54:22,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 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) [2022-11-16 10:54:22,022 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 666 transitions. [2022-11-16 10:54:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-16 10:54:22,022 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:22,023 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:54:22,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 10:54:22,023 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:22,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:22,024 INFO L85 PathProgramCache]: Analyzing trace with hash -2066360825, now seen corresponding path program 1 times [2022-11-16 10:54:22,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:54:22,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636891344] [2022-11-16 10:54:22,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:22,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:54:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 10:54:22,143 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 10:54:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 10:54:22,320 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 10:54:22,321 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 10:54:22,322 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 10:54:22,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 10:54:22,335 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-16 10:54:22,339 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 10:54:22,458 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 10:54:22,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 10:54:22 BoogieIcfgContainer [2022-11-16 10:54:22,506 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 10:54:22,507 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 10:54:22,507 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 10:54:22,507 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 10:54:22,508 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:54:19" (3/4) ... [2022-11-16 10:54:22,511 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 10:54:22,511 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 10:54:22,512 INFO L158 Benchmark]: Toolchain (without parser) took 8124.03ms. Allocated memory was 94.4MB in the beginning and 350.2MB in the end (delta: 255.9MB). Free memory was 56.2MB in the beginning and 82.3MB in the end (delta: -26.1MB). Peak memory consumption was 229.8MB. Max. memory is 16.1GB. [2022-11-16 10:54:22,513 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory was 45.4MB in the beginning and 45.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:54:22,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1219.26ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 56.0MB in the beginning and 74.2MB in the end (delta: -18.2MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2022-11-16 10:54:22,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 218.55ms. Allocated memory is still 119.5MB. Free memory was 74.2MB in the beginning and 45.5MB in the end (delta: 28.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-16 10:54:22,521 INFO L158 Benchmark]: Boogie Preprocessor took 233.42ms. Allocated memory is still 119.5MB. Free memory was 45.5MB in the beginning and 49.7MB in the end (delta: -4.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2022-11-16 10:54:22,522 INFO L158 Benchmark]: RCFGBuilder took 3240.51ms. Allocated memory was 119.5MB in the beginning and 350.2MB in the end (delta: 230.7MB). Free memory was 49.7MB in the beginning and 250.8MB in the end (delta: -201.1MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2022-11-16 10:54:22,522 INFO L158 Benchmark]: TraceAbstraction took 3199.88ms. Allocated memory is still 350.2MB. Free memory was 249.8MB in the beginning and 82.3MB in the end (delta: 167.5MB). Peak memory consumption was 167.5MB. Max. memory is 16.1GB. [2022-11-16 10:54:22,522 INFO L158 Benchmark]: Witness Printer took 4.16ms. Allocated memory is still 350.2MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:54:22,525 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory was 45.4MB in the beginning and 45.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1219.26ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 56.0MB in the beginning and 74.2MB in the end (delta: -18.2MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 218.55ms. Allocated memory is still 119.5MB. Free memory was 74.2MB in the beginning and 45.5MB in the end (delta: 28.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 233.42ms. Allocated memory is still 119.5MB. Free memory was 45.5MB in the beginning and 49.7MB in the end (delta: -4.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3240.51ms. Allocated memory was 119.5MB in the beginning and 350.2MB in the end (delta: 230.7MB). Free memory was 49.7MB in the beginning and 250.8MB in the end (delta: -201.1MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. * TraceAbstraction took 3199.88ms. Allocated memory is still 350.2MB. Free memory was 249.8MB in the beginning and 82.3MB in the end (delta: 167.5MB). Peak memory consumption was 167.5MB. Max. memory is 16.1GB. * Witness Printer took 4.16ms. Allocated memory is still 350.2MB. Free memory is still 82.3MB. 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 513, overapproximation of bitwiseAnd at line 511. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 32); [L29] const SORT_7 msb_SORT_7 = (SORT_7)1 << (32 - 1); [L31] const SORT_23 mask_SORT_23 = (SORT_23)-1 >> (sizeof(SORT_23) * 8 - 8); [L32] const SORT_23 msb_SORT_23 = (SORT_23)1 << (8 - 1); [L34] const SORT_27 mask_SORT_27 = (SORT_27)-1 >> (sizeof(SORT_27) * 8 - 7); [L35] const SORT_27 msb_SORT_27 = (SORT_27)1 << (7 - 1); [L37] const SORT_32 mask_SORT_32 = (SORT_32)-1 >> (sizeof(SORT_32) * 8 - 3); [L38] const SORT_32 msb_SORT_32 = (SORT_32)1 << (3 - 1); [L40] const SORT_40 mask_SORT_40 = (SORT_40)-1 >> (sizeof(SORT_40) * 8 - 24); [L41] const SORT_40 msb_SORT_40 = (SORT_40)1 << (24 - 1); [L43] const SORT_43 mask_SORT_43 = (SORT_43)-1 >> (sizeof(SORT_43) * 8 - 40); [L44] const SORT_43 msb_SORT_43 = (SORT_43)1 << (40 - 1); [L46] const SORT_70 mask_SORT_70 = (SORT_70)-1 >> (sizeof(SORT_70) * 8 - 2); [L47] const SORT_70 msb_SORT_70 = (SORT_70)1 << (2 - 1); [L49] const SORT_76 mask_SORT_76 = (SORT_76)-1 >> (sizeof(SORT_76) * 8 - 16); [L50] const SORT_76 msb_SORT_76 = (SORT_76)1 << (16 - 1); [L52] const SORT_100 mask_SORT_100 = (SORT_100)-1 >> (sizeof(SORT_100) * 8 - 13); [L53] const SORT_100 msb_SORT_100 = (SORT_100)1 << (13 - 1); [L55] const SORT_111 mask_SORT_111 = (SORT_111)-1 >> (sizeof(SORT_111) * 8 - 33); [L56] const SORT_111 msb_SORT_111 = (SORT_111)1 << (33 - 1); [L58] const SORT_118 mask_SORT_118 = (SORT_118)-1 >> (sizeof(SORT_118) * 8 - 4); [L59] const SORT_118 msb_SORT_118 = (SORT_118)1 << (4 - 1); [L61] const SORT_1 var_4 = 0; [L62] const SORT_7 var_9 = 0; [L63] const SORT_1 var_11 = 1; [L64] const SORT_7 var_15 = 1; [L65] const SORT_23 var_24 = 255; [L66] const SORT_32 var_33 = 0; [L67] const SORT_70 var_71 = 0; [L68] const SORT_23 var_85 = 0; [L69] const SORT_76 var_91 = 0; [L70] const SORT_118 var_119 = 0; [L71] const SORT_118 var_128 = 15; [L72] const SORT_23 var_153 = 93; [L73] const SORT_32 var_156 = 3; [L74] const SORT_32 var_177 = 7; [L75] const SORT_32 var_189 = 1; [L76] const SORT_32 var_199 = 2; [L77] const SORT_23 var_209 = 1; [L78] const SORT_32 var_258 = 5; [L79] const SORT_32 var_266 = 6; [L80] const SORT_32 var_270 = 4; [L81] const SORT_23 var_327 = 128; [L82] const SORT_23 var_335 = 221; [L83] const SORT_70 var_426 = 2; [L84] const SORT_70 var_429 = 1; [L85] const SORT_23 var_476 = 3; [L86] const SORT_23 var_479 = 131; [L87] const SORT_23 var_482 = 195; [L88] const SORT_23 var_485 = 7; [L89] const SORT_23 var_488 = 67; [L90] const SORT_118 var_522 = 3; [L91] const SORT_118 var_531 = 4; [L92] const SORT_118 var_552 = 6; [L93] const SORT_118 var_567 = 7; [L94] const SORT_118 var_572 = 5; [L95] const SORT_23 var_584 = 185; [L96] const SORT_23 var_588 = 186; [L97] const SORT_118 var_609 = 8; [L98] const SORT_70 var_627 = 3; [L99] const SORT_23 var_688 = 15; [L100] const SORT_118 var_714 = 13; [L101] const SORT_118 var_731 = 1; [L102] const SORT_118 var_733 = 2; [L103] const SORT_118 var_784 = 9; [L104] const SORT_118 var_785 = 10; [L105] const SORT_118 var_791 = 11; [L106] const SORT_118 var_792 = 12; [L107] const SORT_23 var_867 = 191; [L109] SORT_1 input_2; [L110] SORT_1 input_3; [L111] SORT_27 input_28; [L112] SORT_40 input_41; [L113] SORT_43 input_44; [L114] SORT_40 input_52; [L115] SORT_40 input_54; [L116] SORT_40 input_56; [L117] SORT_40 input_58; [L118] SORT_40 input_60; [L119] SORT_40 input_62; [L120] SORT_40 input_64; [L121] SORT_40 input_66; [L122] SORT_76 input_77; [L123] SORT_40 input_79; [L124] SORT_23 input_81; [L125] SORT_76 input_88; [L126] SORT_23 input_90; [L127] SORT_76 input_94; [L128] SORT_1 input_98; [L129] SORT_100 input_101; [L130] SORT_23 input_103; [L131] SORT_111 input_112; [L132] SORT_111 input_114; [L133] SORT_1 input_124; [L134] SORT_1 input_131; [L135] SORT_1 input_150; [L136] SORT_1 input_151; [L137] SORT_1 input_152; [L138] SORT_32 input_186; [L139] SORT_32 input_187; [L140] SORT_32 input_188; [L141] SORT_32 input_197; [L142] SORT_32 input_198; [L143] SORT_32 input_207; [L144] SORT_32 input_208; [L145] SORT_32 input_217; [L146] SORT_32 input_218; [L147] SORT_32 input_232; [L148] SORT_1 input_281; [L149] SORT_32 input_304; [L150] SORT_32 input_305; [L151] SORT_32 input_306; [L152] SORT_32 input_316; [L153] SORT_32 input_317; [L154] SORT_32 input_325; [L155] SORT_32 input_326; [L156] SORT_32 input_333; [L157] SORT_32 input_334; [L158] SORT_1 input_351; [L159] SORT_1 input_352; [L160] SORT_1 input_353; [L161] SORT_32 input_366; [L162] SORT_70 input_415; [L163] SORT_70 input_416; [L164] SORT_70 input_417; [L165] SORT_1 input_439; [L166] SORT_1 input_470; [L167] SORT_1 input_471; [L168] SORT_1 input_472; [L169] SORT_1 input_473; [L170] SORT_1 input_474; [L171] SORT_1 input_475; [L172] SORT_23 input_509; [L173] SORT_23 input_510; [L174] SORT_23 input_511; [L175] SORT_76 input_525; [L176] SORT_76 input_539; [L177] SORT_76 input_540; [L178] SORT_76 input_541; [L179] SORT_76 input_560; [L180] SORT_1 input_579; [L181] SORT_1 input_580; [L182] SORT_1 input_581; [L183] SORT_1 input_582; [L184] SORT_1 input_583; [L185] SORT_1 input_587; [L186] SORT_1 input_605; [L187] SORT_1 input_617; [L188] SORT_1 input_623; [L189] SORT_70 input_636; [L190] SORT_70 input_645; [L191] SORT_70 input_646; [L192] SORT_70 input_659; [L193] SORT_70 input_660; [L194] SORT_70 input_661; [L195] SORT_70 input_675; [L196] SORT_1 input_685; [L197] SORT_1 input_686; [L198] SORT_1 input_687; [L199] SORT_1 input_704; [L200] SORT_118 input_723; [L201] SORT_118 input_724; [L202] SORT_118 input_725; [L203] SORT_118 input_726; [L204] SORT_118 input_727; [L205] SORT_118 input_728; [L206] SORT_118 input_729; [L207] SORT_118 input_730; [L208] SORT_118 input_766; [L209] SORT_118 input_812; [L210] SORT_118 input_813; [L211] SORT_118 input_814; [L212] SORT_118 input_838; [L213] SORT_118 input_846; [L214] SORT_118 input_847; [L215] SORT_118 input_848; [L216] SORT_118 input_849; [L217] SORT_118 input_850; [L218] SORT_118 input_852; [L219] SORT_118 input_866; [L220] SORT_118 input_877; [L221] SORT_118 input_878; [L222] SORT_118 input_879; [L223] SORT_118 input_891; [L224] SORT_118 input_892; [L225] SORT_118 input_893; [L226] SORT_118 input_894; [L227] SORT_118 input_895; [L228] SORT_118 input_896; [L229] SORT_118 input_897; [L230] SORT_118 input_901; [L231] SORT_118 input_909; [L232] SORT_118 input_923; [L233] SORT_118 input_927; [L234] SORT_23 input_943; [L235] SORT_23 input_944; [L236] SORT_23 input_945; [L237] SORT_23 input_946; [L238] SORT_23 input_947; [L239] SORT_23 input_949; [L240] SORT_1 input_964; [L241] SORT_1 input_965; [L242] SORT_1 input_966; [L243] SORT_1 input_976; [L244] SORT_1 input_977; [L245] SORT_1 input_978; [L246] SORT_1 input_992; [L247] SORT_1 input_998; [L248] SORT_1 input_999; [L249] SORT_1 input_1000; [L250] SORT_1 input_1010; [L251] SORT_1 input_1011; [L252] SORT_1 input_1012; [L254] SORT_1 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L255] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L256] SORT_23 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_23; [L257] SORT_1 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L258] SORT_32 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_32; [L259] SORT_32 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_32; [L260] SORT_32 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_32; [L261] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L262] SORT_32 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_32; [L263] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L264] SORT_32 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_32; [L265] SORT_70 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_70; [L266] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L267] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L268] SORT_23 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_23; [L269] SORT_76 state_96 = __VERIFIER_nondet_ushort() & mask_SORT_76; [L270] SORT_1 state_105 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L271] SORT_1 state_107 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L272] SORT_70 state_109 = __VERIFIER_nondet_uchar() & mask_SORT_70; [L273] SORT_1 state_116 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L274] SORT_118 state_120 = __VERIFIER_nondet_uchar() & mask_SORT_118; [L275] SORT_118 state_122 = __VERIFIER_nondet_uchar() & mask_SORT_118; [L276] SORT_76 state_126 = __VERIFIER_nondet_ushort() & mask_SORT_76; [L277] SORT_118 state_129 = __VERIFIER_nondet_uchar() & mask_SORT_118; [L278] SORT_23 state_133 = __VERIFIER_nondet_uchar() & mask_SORT_23; [L279] SORT_1 state_135 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L280] SORT_1 state_137 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L281] SORT_1 state_139 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L282] SORT_1 state_141 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L283] SORT_1 state_146 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L284] SORT_1 state_148 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L286] SORT_1 init_6_arg_1 = var_4; [L287] state_5 = init_6_arg_1 [L288] SORT_1 init_13_arg_1 = var_11; [L289] state_12 = init_13_arg_1 [L290] SORT_23 init_26_arg_1 = var_24; [L291] state_25 = init_26_arg_1 [L292] SORT_1 init_31_arg_1 = var_4; [L293] state_30 = init_31_arg_1 [L294] SORT_32 init_35_arg_1 = var_33; [L295] state_34 = init_35_arg_1 [L296] SORT_32 init_37_arg_1 = var_33; [L297] state_36 = init_37_arg_1 [L298] SORT_32 init_39_arg_1 = var_33; [L299] state_38 = init_39_arg_1 [L300] SORT_1 init_47_arg_1 = var_4; [L301] state_46 = init_47_arg_1 [L302] SORT_32 init_49_arg_1 = var_33; [L303] state_48 = init_49_arg_1 [L304] SORT_1 init_51_arg_1 = var_4; [L305] state_50 = init_51_arg_1 [L306] SORT_32 init_69_arg_1 = var_33; [L307] state_68 = init_69_arg_1 [L308] SORT_70 init_73_arg_1 = var_71; [L309] state_72 = init_73_arg_1 [L310] SORT_1 init_75_arg_1 = var_4; [L311] state_74 = init_75_arg_1 [L312] SORT_1 init_84_arg_1 = var_4; [L313] state_83 = init_84_arg_1 [L314] SORT_23 init_87_arg_1 = var_85; [L315] state_86 = init_87_arg_1 [L316] SORT_76 init_97_arg_1 = var_91; [L317] state_96 = init_97_arg_1 [L318] SORT_1 init_106_arg_1 = var_4; [L319] state_105 = init_106_arg_1 [L320] SORT_1 init_108_arg_1 = var_4; [L321] state_107 = init_108_arg_1 [L322] SORT_70 init_110_arg_1 = var_71; [L323] state_109 = init_110_arg_1 [L324] SORT_1 init_117_arg_1 = var_4; [L325] state_116 = init_117_arg_1 [L326] SORT_118 init_121_arg_1 = var_119; [L327] state_120 = init_121_arg_1 [L328] SORT_118 init_123_arg_1 = var_119; [L329] state_122 = init_123_arg_1 [L330] SORT_76 init_127_arg_1 = var_91; [L331] state_126 = init_127_arg_1 [L332] SORT_118 init_130_arg_1 = var_128; [L333] state_129 = init_130_arg_1 [L334] SORT_23 init_134_arg_1 = var_85; [L335] state_133 = init_134_arg_1 [L336] SORT_1 init_136_arg_1 = var_4; [L337] state_135 = init_136_arg_1 [L338] SORT_1 init_138_arg_1 = var_4; [L339] state_137 = init_138_arg_1 [L340] SORT_1 init_140_arg_1 = var_4; [L341] state_139 = init_140_arg_1 [L342] SORT_1 init_142_arg_1 = var_4; [L343] state_141 = init_142_arg_1 [L344] SORT_1 init_147_arg_1 = var_4; [L345] state_146 = init_147_arg_1 [L346] SORT_1 init_149_arg_1 = var_4; [L347] state_148 = init_149_arg_1 VAL [init_106_arg_1=0, init_108_arg_1=0, init_110_arg_1=0, init_117_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_127_arg_1=0, init_130_arg_1=15, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=1, init_140_arg_1=0, init_142_arg_1=0, init_147_arg_1=0, init_149_arg_1=0, init_26_arg_1=255, init_31_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_84_arg_1=0, init_87_arg_1=0, init_97_arg_1=0, mask_SORT_1=1, mask_SORT_100=8191, mask_SORT_111=18446744073709551615, mask_SORT_118=15, mask_SORT_23=255, mask_SORT_27=127, mask_SORT_32=7, mask_SORT_40=4294967295, mask_SORT_43=18446744073709551615, mask_SORT_7=4294967295, mask_SORT_70=3, mask_SORT_76=65535, msb_SORT_1=1, msb_SORT_100=4096, msb_SORT_111=4294967296, msb_SORT_118=8, msb_SORT_23=128, msb_SORT_27=64, msb_SORT_32=4, msb_SORT_40=8388608, msb_SORT_43=549755813888, msb_SORT_7=2147483648, msb_SORT_70=2, msb_SORT_76=32768, state_105=0, state_107=0, state_109=0, state_116=0, state_12=1, state_120=0, state_122=0, state_126=0, state_129=15, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_146=0, state_148=0, state_25=255, state_30=0, state_34=0, state_36=0, state_38=0, state_46=0, state_48=0, state_5=0, state_50=0, state_68=0, state_72=0, state_74=0, state_83=0, state_86=0, state_96=0, var_11=1, var_119=0, var_128=15, var_15=1, var_153=93, var_156=3, var_177=7, var_189=1, var_199=2, var_209=1, var_24=255, var_258=5, var_266=6, var_270=4, var_327=128, var_33=0, var_335=221, var_4=0, var_426=2, var_429=1, var_476=3, var_479=131, var_482=195, var_485=7, var_488=67, var_522=3, var_531=4, var_552=6, var_567=7, var_572=5, var_584=185, var_588=186, var_609=8, var_627=3, var_688=15, var_71=0, var_714=13, var_731=1, var_733=2, var_784=9, var_785=10, var_791=11, var_792=12, var_85=0, var_867=191, var_9=0, var_91=0] [L350] input_2 = __VERIFIER_nondet_uchar() [L351] input_3 = __VERIFIER_nondet_uchar() [L352] input_28 = __VERIFIER_nondet_uchar() [L353] input_41 = __VERIFIER_nondet_uint() [L354] input_44 = __VERIFIER_nondet_ulong() [L355] input_52 = __VERIFIER_nondet_uint() [L356] input_54 = __VERIFIER_nondet_uint() [L357] input_56 = __VERIFIER_nondet_uint() [L358] input_58 = __VERIFIER_nondet_uint() [L359] input_60 = __VERIFIER_nondet_uint() [L360] input_62 = __VERIFIER_nondet_uint() [L361] input_64 = __VERIFIER_nondet_uint() [L362] input_66 = __VERIFIER_nondet_uint() [L363] input_77 = __VERIFIER_nondet_ushort() [L364] input_79 = __VERIFIER_nondet_uint() [L365] input_81 = __VERIFIER_nondet_uchar() [L366] input_88 = __VERIFIER_nondet_ushort() [L367] input_90 = __VERIFIER_nondet_uchar() [L368] input_90 = input_90 & mask_SORT_23 VAL [init_106_arg_1=0, init_108_arg_1=0, init_110_arg_1=0, init_117_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_127_arg_1=0, init_130_arg_1=15, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=1, init_140_arg_1=0, init_142_arg_1=0, init_147_arg_1=0, init_149_arg_1=0, init_26_arg_1=255, init_31_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_84_arg_1=0, init_87_arg_1=0, init_97_arg_1=0, input_2=136, input_28=21, input_3=129, input_41=135, input_44=549755813984, input_52=90, input_54=42, input_56=33, input_58=131, input_60=59, input_62=8, input_64=123, input_66=141, input_77=70, input_79=106, input_81=119, input_88=143, input_90=0, mask_SORT_1=1, mask_SORT_100=8191, mask_SORT_111=18446744073709551615, mask_SORT_118=15, mask_SORT_23=255, mask_SORT_27=127, mask_SORT_32=7, mask_SORT_40=4294967295, mask_SORT_43=18446744073709551615, mask_SORT_7=4294967295, mask_SORT_70=3, mask_SORT_76=65535, msb_SORT_1=1, msb_SORT_100=4096, msb_SORT_111=4294967296, msb_SORT_118=8, msb_SORT_23=128, msb_SORT_27=64, msb_SORT_32=4, msb_SORT_40=8388608, msb_SORT_43=549755813888, msb_SORT_7=2147483648, msb_SORT_70=2, msb_SORT_76=32768, state_105=0, state_107=0, state_109=0, state_116=0, state_12=1, state_120=0, state_122=0, state_126=0, state_129=15, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_146=0, state_148=0, state_25=255, state_30=0, state_34=0, state_36=0, state_38=0, state_46=0, state_48=0, state_5=0, state_50=0, state_68=0, state_72=0, state_74=0, state_83=0, state_86=0, state_96=0, var_11=1, var_119=0, var_128=15, var_15=1, var_153=93, var_156=3, var_177=7, var_189=1, var_199=2, var_209=1, var_24=255, var_258=5, var_266=6, var_270=4, var_327=128, var_33=0, var_335=221, var_4=0, var_426=2, var_429=1, var_476=3, var_479=131, var_482=195, var_485=7, var_488=67, var_522=3, var_531=4, var_552=6, var_567=7, var_572=5, var_584=185, var_588=186, var_609=8, var_627=3, var_688=15, var_71=0, var_714=13, var_731=1, var_733=2, var_784=9, var_785=10, var_791=11, var_792=12, var_85=0, var_867=191, var_9=0, var_91=0] [L369] input_94 = __VERIFIER_nondet_ushort() [L370] input_98 = __VERIFIER_nondet_uchar() [L371] input_101 = __VERIFIER_nondet_ushort() [L372] input_103 = __VERIFIER_nondet_uchar() [L373] input_112 = __VERIFIER_nondet_ulong() [L374] input_114 = __VERIFIER_nondet_ulong() [L375] input_124 = __VERIFIER_nondet_uchar() [L376] input_131 = __VERIFIER_nondet_uchar() [L377] input_150 = __VERIFIER_nondet_uchar() [L378] input_151 = __VERIFIER_nondet_uchar() [L379] input_152 = __VERIFIER_nondet_uchar() [L380] input_186 = __VERIFIER_nondet_uchar() [L381] input_187 = __VERIFIER_nondet_uchar() [L382] input_188 = __VERIFIER_nondet_uchar() [L383] input_197 = __VERIFIER_nondet_uchar() [L384] input_198 = __VERIFIER_nondet_uchar() [L385] input_207 = __VERIFIER_nondet_uchar() [L386] input_208 = __VERIFIER_nondet_uchar() [L387] input_217 = __VERIFIER_nondet_uchar() [L388] input_218 = __VERIFIER_nondet_uchar() [L389] input_232 = __VERIFIER_nondet_uchar() [L390] input_281 = __VERIFIER_nondet_uchar() [L391] input_304 = __VERIFIER_nondet_uchar() [L392] input_305 = __VERIFIER_nondet_uchar() [L393] input_306 = __VERIFIER_nondet_uchar() [L394] input_316 = __VERIFIER_nondet_uchar() [L395] input_317 = __VERIFIER_nondet_uchar() [L396] input_325 = __VERIFIER_nondet_uchar() [L397] input_326 = __VERIFIER_nondet_uchar() [L398] input_333 = __VERIFIER_nondet_uchar() [L399] input_334 = __VERIFIER_nondet_uchar() [L400] input_351 = __VERIFIER_nondet_uchar() [L401] input_352 = __VERIFIER_nondet_uchar() [L402] input_353 = __VERIFIER_nondet_uchar() [L403] input_366 = __VERIFIER_nondet_uchar() [L404] input_415 = __VERIFIER_nondet_uchar() [L405] input_416 = __VERIFIER_nondet_uchar() [L406] input_417 = __VERIFIER_nondet_uchar() [L407] input_439 = __VERIFIER_nondet_uchar() [L408] input_470 = __VERIFIER_nondet_uchar() [L409] input_471 = __VERIFIER_nondet_uchar() [L410] input_472 = __VERIFIER_nondet_uchar() [L411] input_473 = __VERIFIER_nondet_uchar() [L412] input_474 = __VERIFIER_nondet_uchar() [L413] input_475 = __VERIFIER_nondet_uchar() [L414] input_509 = __VERIFIER_nondet_uchar() [L415] input_510 = __VERIFIER_nondet_uchar() [L416] input_511 = __VERIFIER_nondet_uchar() [L417] input_525 = __VERIFIER_nondet_ushort() [L418] input_539 = __VERIFIER_nondet_ushort() [L419] input_540 = __VERIFIER_nondet_ushort() [L420] input_541 = __VERIFIER_nondet_ushort() [L421] input_560 = __VERIFIER_nondet_ushort() [L422] input_579 = __VERIFIER_nondet_uchar() [L423] input_580 = __VERIFIER_nondet_uchar() [L424] input_581 = __VERIFIER_nondet_uchar() [L425] input_582 = __VERIFIER_nondet_uchar() [L426] input_583 = __VERIFIER_nondet_uchar() [L427] input_587 = __VERIFIER_nondet_uchar() [L428] input_605 = __VERIFIER_nondet_uchar() [L429] input_617 = __VERIFIER_nondet_uchar() [L430] input_623 = __VERIFIER_nondet_uchar() [L431] input_636 = __VERIFIER_nondet_uchar() [L432] input_645 = __VERIFIER_nondet_uchar() [L433] input_646 = __VERIFIER_nondet_uchar() [L434] input_659 = __VERIFIER_nondet_uchar() [L435] input_660 = __VERIFIER_nondet_uchar() [L436] input_661 = __VERIFIER_nondet_uchar() [L437] input_675 = __VERIFIER_nondet_uchar() [L438] input_685 = __VERIFIER_nondet_uchar() [L439] input_686 = __VERIFIER_nondet_uchar() [L440] input_687 = __VERIFIER_nondet_uchar() [L441] input_704 = __VERIFIER_nondet_uchar() [L442] input_723 = __VERIFIER_nondet_uchar() [L443] input_724 = __VERIFIER_nondet_uchar() [L444] input_725 = __VERIFIER_nondet_uchar() [L445] input_726 = __VERIFIER_nondet_uchar() [L446] input_727 = __VERIFIER_nondet_uchar() [L447] input_728 = __VERIFIER_nondet_uchar() [L448] input_729 = __VERIFIER_nondet_uchar() [L449] input_730 = __VERIFIER_nondet_uchar() [L450] input_766 = __VERIFIER_nondet_uchar() [L451] input_812 = __VERIFIER_nondet_uchar() [L452] input_813 = __VERIFIER_nondet_uchar() [L453] input_814 = __VERIFIER_nondet_uchar() [L454] input_838 = __VERIFIER_nondet_uchar() [L455] input_846 = __VERIFIER_nondet_uchar() [L456] input_847 = __VERIFIER_nondet_uchar() [L457] input_848 = __VERIFIER_nondet_uchar() [L458] input_849 = __VERIFIER_nondet_uchar() [L459] input_850 = __VERIFIER_nondet_uchar() [L460] input_852 = __VERIFIER_nondet_uchar() [L461] input_866 = __VERIFIER_nondet_uchar() [L462] input_877 = __VERIFIER_nondet_uchar() [L463] input_878 = __VERIFIER_nondet_uchar() [L464] input_879 = __VERIFIER_nondet_uchar() [L465] input_891 = __VERIFIER_nondet_uchar() [L466] input_892 = __VERIFIER_nondet_uchar() [L467] input_893 = __VERIFIER_nondet_uchar() [L468] input_894 = __VERIFIER_nondet_uchar() [L469] input_895 = __VERIFIER_nondet_uchar() [L470] input_896 = __VERIFIER_nondet_uchar() [L471] input_897 = __VERIFIER_nondet_uchar() [L472] input_901 = __VERIFIER_nondet_uchar() [L473] input_909 = __VERIFIER_nondet_uchar() [L474] input_923 = __VERIFIER_nondet_uchar() [L475] input_927 = __VERIFIER_nondet_uchar() [L476] input_943 = __VERIFIER_nondet_uchar() [L477] input_944 = __VERIFIER_nondet_uchar() [L478] input_945 = __VERIFIER_nondet_uchar() [L479] input_946 = __VERIFIER_nondet_uchar() [L480] input_947 = __VERIFIER_nondet_uchar() [L481] input_949 = __VERIFIER_nondet_uchar() [L482] input_964 = __VERIFIER_nondet_uchar() [L483] input_965 = __VERIFIER_nondet_uchar() [L484] input_966 = __VERIFIER_nondet_uchar() [L485] input_976 = __VERIFIER_nondet_uchar() [L486] input_977 = __VERIFIER_nondet_uchar() [L487] input_978 = __VERIFIER_nondet_uchar() [L488] input_992 = __VERIFIER_nondet_uchar() [L489] input_998 = __VERIFIER_nondet_uchar() [L490] input_999 = __VERIFIER_nondet_uchar() [L491] input_1000 = __VERIFIER_nondet_uchar() [L492] input_1010 = __VERIFIER_nondet_uchar() [L493] input_1011 = __VERIFIER_nondet_uchar() [L494] input_1012 = __VERIFIER_nondet_uchar() [L497] SORT_1 var_8_arg_0 = state_5; VAL [init_106_arg_1=0, init_108_arg_1=0, init_110_arg_1=0, init_117_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_127_arg_1=0, init_130_arg_1=15, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=1, init_140_arg_1=0, init_142_arg_1=0, init_147_arg_1=0, init_149_arg_1=0, init_26_arg_1=255, init_31_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_84_arg_1=0, init_87_arg_1=0, init_97_arg_1=0, input_1000=122, input_101=64, input_1010=120, input_1011=34, input_1012=30, input_103=2, input_112=549755813981, input_114=549755813895, input_124=48, input_131=24, input_150=138, input_151=17, input_152=128, input_186=139, input_187=41, input_188=10, input_197=35, input_198=27, input_2=136, input_207=109, input_208=52, input_217=107, input_218=118, input_232=11, input_28=21, input_281=88, input_3=129, input_304=58, input_305=121, input_306=94, input_316=22, input_317=1, input_325=36, input_326=86, input_333=92, input_334=62, input_351=18, input_352=95, input_353=68, input_366=137, input_41=135, input_415=105, input_416=28, input_417=3, input_439=74, input_44=549755813984, input_470=15, input_471=46, input_472=23, input_473=56, input_474=65, input_475=13, input_509=75, input_510=77, input_511=67, input_52=90, input_525=38, input_539=104, input_54=42, input_540=14, input_541=55, input_56=33, input_560=5, input_579=113, input_58=131, input_580=49, input_581=69, input_582=78, input_583=45, input_587=19, input_60=59, input_605=60, input_617=126, input_62=8, input_623=32, input_636=102, input_64=123, input_645=98, input_646=73, input_659=83, input_66=141, input_660=81, input_661=50, input_675=134, input_685=124, input_686=97, input_687=29, input_704=57, input_723=47, input_724=101, input_725=84, input_726=76, input_727=79, input_728=20, input_729=89, input_730=85, input_766=40, input_77=70, input_79=106, input_81=119, input_812=140, input_813=16, input_814=82, input_838=54, input_846=39, input_847=87, input_848=125, input_849=133, input_850=127, input_852=116, input_866=51, input_877=142, input_878=115, input_879=132, input_88=143, input_891=114, input_892=100, input_893=99, input_894=9, input_895=61, input_896=71, input_897=91, input_90=0, input_901=112, input_909=12, input_923=53, input_927=43, input_94=130, input_943=110, input_944=6, input_945=44, input_946=72, input_947=37, input_949=31, input_964=108, input_965=4, input_966=103, input_976=111, input_977=66, input_978=25, input_98=80, input_992=117, input_998=63, input_999=26, mask_SORT_1=1, mask_SORT_100=8191, mask_SORT_111=18446744073709551615, mask_SORT_118=15, mask_SORT_23=255, mask_SORT_27=127, mask_SORT_32=7, mask_SORT_40=4294967295, mask_SORT_43=18446744073709551615, mask_SORT_7=4294967295, mask_SORT_70=3, mask_SORT_76=65535, msb_SORT_1=1, msb_SORT_100=4096, msb_SORT_111=4294967296, msb_SORT_118=8, msb_SORT_23=128, msb_SORT_27=64, msb_SORT_32=4, msb_SORT_40=8388608, msb_SORT_43=549755813888, msb_SORT_7=2147483648, msb_SORT_70=2, msb_SORT_76=32768, state_105=0, state_107=0, state_109=0, state_116=0, state_12=1, state_120=0, state_122=0, state_126=0, state_129=15, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_146=0, state_148=0, state_25=255, state_30=0, state_34=0, state_36=0, state_38=0, state_46=0, state_48=0, state_5=0, state_50=0, state_68=0, state_72=0, state_74=0, state_83=0, state_86=0, state_96=0, var_11=1, var_119=0, var_128=15, var_15=1, var_153=93, var_156=3, var_177=7, var_189=1, var_199=2, var_209=1, var_24=255, var_258=5, var_266=6, var_270=4, var_327=128, var_33=0, var_335=221, var_4=0, var_426=2, var_429=1, var_476=3, var_479=131, var_482=195, var_485=7, var_488=67, var_522=3, var_531=4, var_552=6, var_567=7, var_572=5, var_584=185, var_588=186, var_609=8, var_627=3, var_688=15, var_71=0, var_714=13, var_731=1, var_733=2, var_784=9, var_785=10, var_791=11, var_792=12, var_85=0, var_867=191, var_8_arg_0=0, var_9=0, var_91=0] [L498] var_8_arg_0 = var_8_arg_0 & mask_SORT_1 VAL [init_106_arg_1=0, init_108_arg_1=0, init_110_arg_1=0, init_117_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_127_arg_1=0, init_130_arg_1=15, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=1, init_140_arg_1=0, init_142_arg_1=0, init_147_arg_1=0, init_149_arg_1=0, init_26_arg_1=255, init_31_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_84_arg_1=0, init_87_arg_1=0, init_97_arg_1=0, input_1000=122, input_101=64, input_1010=120, input_1011=34, input_1012=30, input_103=2, input_112=549755813981, input_114=549755813895, input_124=48, input_131=24, input_150=138, input_151=17, input_152=128, input_186=139, input_187=41, input_188=10, input_197=35, input_198=27, input_2=136, input_207=109, input_208=52, input_217=107, input_218=118, input_232=11, input_28=21, input_281=88, input_3=129, input_304=58, input_305=121, input_306=94, input_316=22, input_317=1, input_325=36, input_326=86, input_333=92, input_334=62, input_351=18, input_352=95, input_353=68, input_366=137, input_41=135, input_415=105, input_416=28, input_417=3, input_439=74, input_44=549755813984, input_470=15, input_471=46, input_472=23, input_473=56, input_474=65, input_475=13, input_509=75, input_510=77, input_511=67, input_52=90, input_525=38, input_539=104, input_54=42, input_540=14, input_541=55, input_56=33, input_560=5, input_579=113, input_58=131, input_580=49, input_581=69, input_582=78, input_583=45, input_587=19, input_60=59, input_605=60, input_617=126, input_62=8, input_623=32, input_636=102, input_64=123, input_645=98, input_646=73, input_659=83, input_66=141, input_660=81, input_661=50, input_675=134, input_685=124, input_686=97, input_687=29, input_704=57, input_723=47, input_724=101, input_725=84, input_726=76, input_727=79, input_728=20, input_729=89, input_730=85, input_766=40, input_77=70, input_79=106, input_81=119, input_812=140, input_813=16, input_814=82, input_838=54, input_846=39, input_847=87, input_848=125, input_849=133, input_850=127, input_852=116, input_866=51, input_877=142, input_878=115, input_879=132, input_88=143, input_891=114, input_892=100, input_893=99, input_894=9, input_895=61, input_896=71, input_897=91, input_90=0, input_901=112, input_909=12, input_923=53, input_927=43, input_94=130, input_943=110, input_944=6, input_945=44, input_946=72, input_947=37, input_949=31, input_964=108, input_965=4, input_966=103, input_976=111, input_977=66, input_978=25, input_98=80, input_992=117, input_998=63, input_999=26, mask_SORT_1=1, mask_SORT_100=8191, mask_SORT_111=18446744073709551615, mask_SORT_118=15, mask_SORT_23=255, mask_SORT_27=127, mask_SORT_32=7, mask_SORT_40=4294967295, mask_SORT_43=18446744073709551615, mask_SORT_7=4294967295, mask_SORT_70=3, mask_SORT_76=65535, msb_SORT_1=1, msb_SORT_100=4096, msb_SORT_111=4294967296, msb_SORT_118=8, msb_SORT_23=128, msb_SORT_27=64, msb_SORT_32=4, msb_SORT_40=8388608, msb_SORT_43=549755813888, msb_SORT_7=2147483648, msb_SORT_70=2, msb_SORT_76=32768, state_105=0, state_107=0, state_109=0, state_116=0, state_12=1, state_120=0, state_122=0, state_126=0, state_129=15, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_146=0, state_148=0, state_25=255, state_30=0, state_34=0, state_36=0, state_38=0, state_46=0, state_48=0, state_5=0, state_50=0, state_68=0, state_72=0, state_74=0, state_83=0, state_86=0, state_96=0, var_11=1, var_119=0, var_128=15, var_15=1, var_153=93, var_156=3, var_177=7, var_189=1, var_199=2, var_209=1, var_24=255, var_258=5, var_266=6, var_270=4, var_327=128, var_33=0, var_335=221, var_4=0, var_426=2, var_429=1, var_476=3, var_479=131, var_482=195, var_485=7, var_488=67, var_522=3, var_531=4, var_552=6, var_567=7, var_572=5, var_584=185, var_588=186, var_609=8, var_627=3, var_688=15, var_71=0, var_714=13, var_731=1, var_733=2, var_784=9, var_785=10, var_791=11, var_792=12, var_85=0, var_867=191, var_8_arg_0=0, var_9=0, var_91=0] [L499] SORT_7 var_8 = var_8_arg_0; [L500] SORT_7 var_10_arg_0 = var_8; [L501] SORT_7 var_10_arg_1 = var_9; [L502] SORT_1 var_10 = var_10_arg_0 == var_10_arg_1; [L503] SORT_1 var_14_arg_0 = state_12; VAL [init_106_arg_1=0, init_108_arg_1=0, init_110_arg_1=0, init_117_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_127_arg_1=0, init_130_arg_1=15, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=1, init_140_arg_1=0, init_142_arg_1=0, init_147_arg_1=0, init_149_arg_1=0, init_26_arg_1=255, init_31_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_84_arg_1=0, init_87_arg_1=0, init_97_arg_1=0, input_1000=122, input_101=64, input_1010=120, input_1011=34, input_1012=30, input_103=2, input_112=549755813981, input_114=549755813895, input_124=48, input_131=24, input_150=138, input_151=17, input_152=128, input_186=139, input_187=41, input_188=10, input_197=35, input_198=27, input_2=136, input_207=109, input_208=52, input_217=107, input_218=118, input_232=11, input_28=21, input_281=88, input_3=129, input_304=58, input_305=121, input_306=94, input_316=22, input_317=1, input_325=36, input_326=86, input_333=92, input_334=62, input_351=18, input_352=95, input_353=68, input_366=137, input_41=135, input_415=105, input_416=28, input_417=3, input_439=74, input_44=549755813984, input_470=15, input_471=46, input_472=23, input_473=56, input_474=65, input_475=13, input_509=75, input_510=77, input_511=67, input_52=90, input_525=38, input_539=104, input_54=42, input_540=14, input_541=55, input_56=33, input_560=5, input_579=113, input_58=131, input_580=49, input_581=69, input_582=78, input_583=45, input_587=19, input_60=59, input_605=60, input_617=126, input_62=8, input_623=32, input_636=102, input_64=123, input_645=98, input_646=73, input_659=83, input_66=141, input_660=81, input_661=50, input_675=134, input_685=124, input_686=97, input_687=29, input_704=57, input_723=47, input_724=101, input_725=84, input_726=76, input_727=79, input_728=20, input_729=89, input_730=85, input_766=40, input_77=70, input_79=106, input_81=119, input_812=140, input_813=16, input_814=82, input_838=54, input_846=39, input_847=87, input_848=125, input_849=133, input_850=127, input_852=116, input_866=51, input_877=142, input_878=115, input_879=132, input_88=143, input_891=114, input_892=100, input_893=99, input_894=9, input_895=61, input_896=71, input_897=91, input_90=0, input_901=112, input_909=12, input_923=53, input_927=43, input_94=130, input_943=110, input_944=6, input_945=44, input_946=72, input_947=37, input_949=31, input_964=108, input_965=4, input_966=103, input_976=111, input_977=66, input_978=25, input_98=80, input_992=117, input_998=63, input_999=26, mask_SORT_1=1, mask_SORT_100=8191, mask_SORT_111=18446744073709551615, mask_SORT_118=15, mask_SORT_23=255, mask_SORT_27=127, mask_SORT_32=7, mask_SORT_40=4294967295, mask_SORT_43=18446744073709551615, mask_SORT_7=4294967295, mask_SORT_70=3, mask_SORT_76=65535, msb_SORT_1=1, msb_SORT_100=4096, msb_SORT_111=4294967296, msb_SORT_118=8, msb_SORT_23=128, msb_SORT_27=64, msb_SORT_32=4, msb_SORT_40=8388608, msb_SORT_43=549755813888, msb_SORT_7=2147483648, msb_SORT_70=2, msb_SORT_76=32768, state_105=0, state_107=0, state_109=0, state_116=0, state_12=1, state_120=0, state_122=0, state_126=0, state_129=15, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_146=0, state_148=0, state_25=255, state_30=0, state_34=0, state_36=0, state_38=0, state_46=0, state_48=0, state_5=0, state_50=0, state_68=0, state_72=0, state_74=0, state_83=0, state_86=0, state_96=0, var_10=1, var_10_arg_0=0, var_10_arg_1=0, var_11=1, var_119=0, var_128=15, var_14_arg_0=1, var_15=1, var_153=93, var_156=3, var_177=7, var_189=1, var_199=2, var_209=1, var_24=255, var_258=5, var_266=6, var_270=4, var_327=128, var_33=0, var_335=221, var_4=0, var_426=2, var_429=1, var_476=3, var_479=131, var_482=195, var_485=7, var_488=67, var_522=3, var_531=4, var_552=6, var_567=7, var_572=5, var_584=185, var_588=186, var_609=8, var_627=3, var_688=15, var_71=0, var_714=13, var_731=1, var_733=2, var_784=9, var_785=10, var_791=11, var_792=12, var_8=0, var_85=0, var_867=191, var_8_arg_0=0, var_9=0, var_91=0] [L504] var_14_arg_0 = var_14_arg_0 & mask_SORT_1 VAL [init_106_arg_1=0, init_108_arg_1=0, init_110_arg_1=0, init_117_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_127_arg_1=0, init_130_arg_1=15, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=1, init_140_arg_1=0, init_142_arg_1=0, init_147_arg_1=0, init_149_arg_1=0, init_26_arg_1=255, init_31_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_84_arg_1=0, init_87_arg_1=0, init_97_arg_1=0, input_1000=122, input_101=64, input_1010=120, input_1011=34, input_1012=30, input_103=2, input_112=549755813981, input_114=549755813895, input_124=48, input_131=24, input_150=138, input_151=17, input_152=128, input_186=139, input_187=41, input_188=10, input_197=35, input_198=27, input_2=136, input_207=109, input_208=52, input_217=107, input_218=118, input_232=11, input_28=21, input_281=88, input_3=129, input_304=58, input_305=121, input_306=94, input_316=22, input_317=1, input_325=36, input_326=86, input_333=92, input_334=62, input_351=18, input_352=95, input_353=68, input_366=137, input_41=135, input_415=105, input_416=28, input_417=3, input_439=74, input_44=549755813984, input_470=15, input_471=46, input_472=23, input_473=56, input_474=65, input_475=13, input_509=75, input_510=77, input_511=67, input_52=90, input_525=38, input_539=104, input_54=42, input_540=14, input_541=55, input_56=33, input_560=5, input_579=113, input_58=131, input_580=49, input_581=69, input_582=78, input_583=45, input_587=19, input_60=59, input_605=60, input_617=126, input_62=8, input_623=32, input_636=102, input_64=123, input_645=98, input_646=73, input_659=83, input_66=141, input_660=81, input_661=50, input_675=134, input_685=124, input_686=97, input_687=29, input_704=57, input_723=47, input_724=101, input_725=84, input_726=76, input_727=79, input_728=20, input_729=89, input_730=85, input_766=40, input_77=70, input_79=106, input_81=119, input_812=140, input_813=16, input_814=82, input_838=54, input_846=39, input_847=87, input_848=125, input_849=133, input_850=127, input_852=116, input_866=51, input_877=142, input_878=115, input_879=132, input_88=143, input_891=114, input_892=100, input_893=99, input_894=9, input_895=61, input_896=71, input_897=91, input_90=0, input_901=112, input_909=12, input_923=53, input_927=43, input_94=130, input_943=110, input_944=6, input_945=44, input_946=72, input_947=37, input_949=31, input_964=108, input_965=4, input_966=103, input_976=111, input_977=66, input_978=25, input_98=80, input_992=117, input_998=63, input_999=26, mask_SORT_1=1, mask_SORT_100=8191, mask_SORT_111=18446744073709551615, mask_SORT_118=15, mask_SORT_23=255, mask_SORT_27=127, mask_SORT_32=7, mask_SORT_40=4294967295, mask_SORT_43=18446744073709551615, mask_SORT_7=4294967295, mask_SORT_70=3, mask_SORT_76=65535, msb_SORT_1=1, msb_SORT_100=4096, msb_SORT_111=4294967296, msb_SORT_118=8, msb_SORT_23=128, msb_SORT_27=64, msb_SORT_32=4, msb_SORT_40=8388608, msb_SORT_43=549755813888, msb_SORT_7=2147483648, msb_SORT_70=2, msb_SORT_76=32768, state_105=0, state_107=0, state_109=0, state_116=0, state_12=1, state_120=0, state_122=0, state_126=0, state_129=15, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_146=0, state_148=0, state_25=255, state_30=0, state_34=0, state_36=0, state_38=0, state_46=0, state_48=0, state_5=0, state_50=0, state_68=0, state_72=0, state_74=0, state_83=0, state_86=0, state_96=0, var_10=1, var_10_arg_0=0, var_10_arg_1=0, var_11=1, var_119=0, var_128=15, var_14_arg_0=1, var_15=1, var_153=93, var_156=3, var_177=7, var_189=1, var_199=2, var_209=1, var_24=255, var_258=5, var_266=6, var_270=4, var_327=128, var_33=0, var_335=221, var_4=0, var_426=2, var_429=1, var_476=3, var_479=131, var_482=195, var_485=7, var_488=67, var_522=3, var_531=4, var_552=6, var_567=7, var_572=5, var_584=185, var_588=186, var_609=8, var_627=3, var_688=15, var_71=0, var_714=13, var_731=1, var_733=2, var_784=9, var_785=10, var_791=11, var_792=12, var_8=0, var_85=0, var_867=191, var_8_arg_0=0, var_9=0, var_91=0] [L505] SORT_7 var_14 = var_14_arg_0; [L506] SORT_7 var_16_arg_0 = var_14; [L507] SORT_7 var_16_arg_1 = var_15; [L508] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L509] SORT_1 var_17_arg_0 = var_10; [L510] SORT_1 var_17_arg_1 = var_16; [L511] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L512] SORT_1 var_20_arg_0 = var_17; [L513] SORT_1 var_20 = ~var_20_arg_0; [L514] SORT_1 var_21_arg_0 = var_11; [L515] SORT_1 var_21_arg_1 = var_20; [L516] SORT_1 var_21 = var_21_arg_0 & var_21_arg_1; VAL [init_106_arg_1=0, init_108_arg_1=0, init_110_arg_1=0, init_117_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_127_arg_1=0, init_130_arg_1=15, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=1, init_140_arg_1=0, init_142_arg_1=0, init_147_arg_1=0, init_149_arg_1=0, init_26_arg_1=255, init_31_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_84_arg_1=0, init_87_arg_1=0, init_97_arg_1=0, input_1000=122, input_101=64, input_1010=120, input_1011=34, input_1012=30, input_103=2, input_112=549755813981, input_114=549755813895, input_124=48, input_131=24, input_150=138, input_151=17, input_152=128, input_186=139, input_187=41, input_188=10, input_197=35, input_198=27, input_2=136, input_207=109, input_208=52, input_217=107, input_218=118, input_232=11, input_28=21, input_281=88, input_3=129, input_304=58, input_305=121, input_306=94, input_316=22, input_317=1, input_325=36, input_326=86, input_333=92, input_334=62, input_351=18, input_352=95, input_353=68, input_366=137, input_41=135, input_415=105, input_416=28, input_417=3, input_439=74, input_44=549755813984, input_470=15, input_471=46, input_472=23, input_473=56, input_474=65, input_475=13, input_509=75, input_510=77, input_511=67, input_52=90, input_525=38, input_539=104, input_54=42, input_540=14, input_541=55, input_56=33, input_560=5, input_579=113, input_58=131, input_580=49, input_581=69, input_582=78, input_583=45, input_587=19, input_60=59, input_605=60, input_617=126, input_62=8, input_623=32, input_636=102, input_64=123, input_645=98, input_646=73, input_659=83, input_66=141, input_660=81, input_661=50, input_675=134, input_685=124, input_686=97, input_687=29, input_704=57, input_723=47, input_724=101, input_725=84, input_726=76, input_727=79, input_728=20, input_729=89, input_730=85, input_766=40, input_77=70, input_79=106, input_81=119, input_812=140, input_813=16, input_814=82, input_838=54, input_846=39, input_847=87, input_848=125, input_849=133, input_850=127, input_852=116, input_866=51, input_877=142, input_878=115, input_879=132, input_88=143, input_891=114, input_892=100, input_893=99, input_894=9, input_895=61, input_896=71, input_897=91, input_90=0, input_901=112, input_909=12, input_923=53, input_927=43, input_94=130, input_943=110, input_944=6, input_945=44, input_946=72, input_947=37, input_949=31, input_964=108, input_965=4, input_966=103, input_976=111, input_977=66, input_978=25, input_98=80, input_992=117, input_998=63, input_999=26, mask_SORT_1=1, mask_SORT_100=8191, mask_SORT_111=18446744073709551615, mask_SORT_118=15, mask_SORT_23=255, mask_SORT_27=127, mask_SORT_32=7, mask_SORT_40=4294967295, mask_SORT_43=18446744073709551615, mask_SORT_7=4294967295, mask_SORT_70=3, mask_SORT_76=65535, msb_SORT_1=1, msb_SORT_100=4096, msb_SORT_111=4294967296, msb_SORT_118=8, msb_SORT_23=128, msb_SORT_27=64, msb_SORT_32=4, msb_SORT_40=8388608, msb_SORT_43=549755813888, msb_SORT_7=2147483648, msb_SORT_70=2, msb_SORT_76=32768, state_105=0, state_107=0, state_109=0, state_116=0, state_12=1, state_120=0, state_122=0, state_126=0, state_129=15, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_146=0, state_148=0, state_25=255, state_30=0, state_34=0, state_36=0, state_38=0, state_46=0, state_48=0, state_5=0, state_50=0, state_68=0, state_72=0, state_74=0, state_83=0, state_86=0, state_96=0, var_10=1, var_10_arg_0=0, var_10_arg_1=0, var_11=1, var_119=0, var_128=15, var_14=1, var_14_arg_0=1, var_15=1, var_153=93, var_156=3, var_16=1, var_16_arg_0=1, var_16_arg_1=1, var_17=1, var_177=7, var_17_arg_0=1, var_17_arg_1=1, var_189=1, var_199=2, var_20=255, var_209=1, var_20_arg_0=1, var_21=1, var_21_arg_0=1, var_21_arg_1=255, var_24=255, var_258=5, var_266=6, var_270=4, var_327=128, var_33=0, var_335=221, var_4=0, var_426=2, var_429=1, var_476=3, var_479=131, var_482=195, var_485=7, var_488=67, var_522=3, var_531=4, var_552=6, var_567=7, var_572=5, var_584=185, var_588=186, var_609=8, var_627=3, var_688=15, var_71=0, var_714=13, var_731=1, var_733=2, var_784=9, var_785=10, var_791=11, var_792=12, var_8=0, var_85=0, var_867=191, var_8_arg_0=0, var_9=0, var_91=0] [L517] var_21 = var_21 & mask_SORT_1 VAL [init_106_arg_1=0, init_108_arg_1=0, init_110_arg_1=0, init_117_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_127_arg_1=0, init_130_arg_1=15, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=1, init_140_arg_1=0, init_142_arg_1=0, init_147_arg_1=0, init_149_arg_1=0, init_26_arg_1=255, init_31_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_84_arg_1=0, init_87_arg_1=0, init_97_arg_1=0, input_1000=122, input_101=64, input_1010=120, input_1011=34, input_1012=30, input_103=2, input_112=549755813981, input_114=549755813895, input_124=48, input_131=24, input_150=138, input_151=17, input_152=128, input_186=139, input_187=41, input_188=10, input_197=35, input_198=27, input_2=136, input_207=109, input_208=52, input_217=107, input_218=118, input_232=11, input_28=21, input_281=88, input_3=129, input_304=58, input_305=121, input_306=94, input_316=22, input_317=1, input_325=36, input_326=86, input_333=92, input_334=62, input_351=18, input_352=95, input_353=68, input_366=137, input_41=135, input_415=105, input_416=28, input_417=3, input_439=74, input_44=549755813984, input_470=15, input_471=46, input_472=23, input_473=56, input_474=65, input_475=13, input_509=75, input_510=77, input_511=67, input_52=90, input_525=38, input_539=104, input_54=42, input_540=14, input_541=55, input_56=33, input_560=5, input_579=113, input_58=131, input_580=49, input_581=69, input_582=78, input_583=45, input_587=19, input_60=59, input_605=60, input_617=126, input_62=8, input_623=32, input_636=102, input_64=123, input_645=98, input_646=73, input_659=83, input_66=141, input_660=81, input_661=50, input_675=134, input_685=124, input_686=97, input_687=29, input_704=57, input_723=47, input_724=101, input_725=84, input_726=76, input_727=79, input_728=20, input_729=89, input_730=85, input_766=40, input_77=70, input_79=106, input_81=119, input_812=140, input_813=16, input_814=82, input_838=54, input_846=39, input_847=87, input_848=125, input_849=133, input_850=127, input_852=116, input_866=51, input_877=142, input_878=115, input_879=132, input_88=143, input_891=114, input_892=100, input_893=99, input_894=9, input_895=61, input_896=71, input_897=91, input_90=0, input_901=112, input_909=12, input_923=53, input_927=43, input_94=130, input_943=110, input_944=6, input_945=44, input_946=72, input_947=37, input_949=31, input_964=108, input_965=4, input_966=103, input_976=111, input_977=66, input_978=25, input_98=80, input_992=117, input_998=63, input_999=26, mask_SORT_1=1, mask_SORT_100=8191, mask_SORT_111=18446744073709551615, mask_SORT_118=15, mask_SORT_23=255, mask_SORT_27=127, mask_SORT_32=7, mask_SORT_40=4294967295, mask_SORT_43=18446744073709551615, mask_SORT_7=4294967295, mask_SORT_70=3, mask_SORT_76=65535, msb_SORT_1=1, msb_SORT_100=4096, msb_SORT_111=4294967296, msb_SORT_118=8, msb_SORT_23=128, msb_SORT_27=64, msb_SORT_32=4, msb_SORT_40=8388608, msb_SORT_43=549755813888, msb_SORT_7=2147483648, msb_SORT_70=2, msb_SORT_76=32768, state_105=0, state_107=0, state_109=0, state_116=0, state_12=1, state_120=0, state_122=0, state_126=0, state_129=15, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_146=0, state_148=0, state_25=255, state_30=0, state_34=0, state_36=0, state_38=0, state_46=0, state_48=0, state_5=0, state_50=0, state_68=0, state_72=0, state_74=0, state_83=0, state_86=0, state_96=0, var_10=1, var_10_arg_0=0, var_10_arg_1=0, var_11=1, var_119=0, var_128=15, var_14=1, var_14_arg_0=1, var_15=1, var_153=93, var_156=3, var_16=1, var_16_arg_0=1, var_16_arg_1=1, var_17=1, var_177=7, var_17_arg_0=1, var_17_arg_1=1, var_189=1, var_199=2, var_20=255, var_209=1, var_20_arg_0=1, var_21=1, var_21_arg_0=1, var_21_arg_1=255, var_24=255, var_258=5, var_266=6, var_270=4, var_327=128, var_33=0, var_335=221, var_4=0, var_426=2, var_429=1, var_476=3, var_479=131, var_482=195, var_485=7, var_488=67, var_522=3, var_531=4, var_552=6, var_567=7, var_572=5, var_584=185, var_588=186, var_609=8, var_627=3, var_688=15, var_71=0, var_714=13, var_731=1, var_733=2, var_784=9, var_785=10, var_791=11, var_792=12, var_8=0, var_85=0, var_867=191, var_8_arg_0=0, var_9=0, var_91=0] [L518] SORT_1 bad_22_arg_0 = var_21; [L519] CALL __VERIFIER_assert(!(bad_22_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, 398 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6242 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6242 mSDsluCounter, 3987 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2267 mSDsCounter, 109 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 513 IncrementalHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 109 mSolverCounterUnsat, 1720 mSDtfsCounter, 513 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=404occurred in iteration=2, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 1178 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 [2022-11-16 10:54:22,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8 --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 b6304bbe462b12fec4277ffb860d5f110fe5dc3d9c9a5595a3a99ec48e2713d6 --- 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-e04fb08 [2022-11-16 10:54:24,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:54:24,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:54:24,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:54:24,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:54:24,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:54:24,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:54:24,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:54:24,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:54:24,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:54:24,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:54:24,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:54:24,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:54:24,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:54:24,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:54:24,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:54:24,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:54:24,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:54:24,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:54:24,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:54:24,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:54:24,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:54:24,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:54:24,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:54:24,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:54:24,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:54:24,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:54:24,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:54:24,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:54:24,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:54:24,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:54:24,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:54:24,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:54:24,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:54:24,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:54:24,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:54:24,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:54:24,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:54:24,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:54:24,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:54:24,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:54:24,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 10:54:24,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:54:24,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:54:24,976 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:54:24,976 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:54:24,977 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:54:24,977 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:54:24,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:54:24,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:54:24,979 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:54:24,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:54:24,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:54:24,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 10:54:24,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:54:24,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 10:54:24,982 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 10:54:24,982 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 10:54:24,982 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 10:54:24,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:54:24,983 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:54:24,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 10:54:24,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:54:24,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:54:24,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:54:24,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:54:24,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:54:24,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:54:24,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 10:54:24,986 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 10:54:24,986 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 10:54:24,986 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 10:54:24,987 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 10:54:24,987 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 10:54:24,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 10:54:24,988 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6304bbe462b12fec4277ffb860d5f110fe5dc3d9c9a5595a3a99ec48e2713d6 [2022-11-16 10:54:25,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:54:25,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:54:25,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:54:25,413 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:54:25,415 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:54:25,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c [2022-11-16 10:54:25,482 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/data/2491fe925/23bdc8a10c8b4b8aad616eda68b91c18/FLAG7d90e5aba [2022-11-16 10:54:26,207 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:54:26,208 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c [2022-11-16 10:54:26,236 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/data/2491fe925/23bdc8a10c8b4b8aad616eda68b91c18/FLAG7d90e5aba [2022-11-16 10:54:26,369 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/data/2491fe925/23bdc8a10c8b4b8aad616eda68b91c18 [2022-11-16 10:54:26,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:54:26,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:54:26,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:54:26,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:54:26,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:54:26,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:54:26" (1/1) ... [2022-11-16 10:54:26,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e8a885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:26, skipping insertion in model container [2022-11-16 10:54:26,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:54:26" (1/1) ... [2022-11-16 10:54:26,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:54:26,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:54:26,691 WARN L229 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_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c[1107,1120] [2022-11-16 10:54:27,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:54:27,244 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 10:54:27,255 WARN L229 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_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mpeg.c[1107,1120] [2022-11-16 10:54:27,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:54:27,533 INFO L208 MainTranslator]: Completed translation [2022-11-16 10:54:27,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27 WrapperNode [2022-11-16 10:54:27,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:54:27,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 10:54:27,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 10:54:27,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 10:54:27,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,755 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3197 [2022-11-16 10:54:27,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 10:54:27,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 10:54:27,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 10:54:27,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 10:54:27,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,926 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 10:54:27,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 10:54:27,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 10:54:27,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 10:54:27,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (1/1) ... [2022-11-16 10:54:27,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:54:27,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:28,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:28,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 10:54:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 10:54:28,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 10:54:28,864 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 10:54:28,867 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 10:54:33,775 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 10:54:33,782 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 10:54:33,782 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 10:54:33,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:54:33 BoogieIcfgContainer [2022-11-16 10:54:33,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 10:54:33,787 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 10:54:33,787 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 10:54:33,790 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 10:54:33,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:54:26" (1/3) ... [2022-11-16 10:54:33,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@321c898c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:54:33, skipping insertion in model container [2022-11-16 10:54:33,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:27" (2/3) ... [2022-11-16 10:54:33,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@321c898c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:54:33, skipping insertion in model container [2022-11-16 10:54:33,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:54:33" (3/3) ... [2022-11-16 10:54:33,794 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mpeg.c [2022-11-16 10:54:33,812 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 10:54:33,812 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 10:54:33,875 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 10:54:33,883 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;@739ef282, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 10:54:33,883 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 10:54:33,888 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) [2022-11-16 10:54:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 10:54:33,894 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:33,895 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-16 10:54:33,896 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:33,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:33,903 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-16 10:54:33,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:54:33,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1217516061] [2022-11-16 10:54:33,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:33,921 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 [2022-11-16 10:54:33,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:54:33,926 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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) [2022-11-16 10:54:33,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 10:54:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:34,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-16 10:54:34,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:34,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:34,896 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 10:54:34,896 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:54:34,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1217516061] [2022-11-16 10:54:34,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1217516061] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:54:34,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:54:34,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 10:54:34,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601759263] [2022-11-16 10:54:34,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:54:34,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 10:54:34,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 10:54:34,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 10:54:34,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 10:54:34,941 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) [2022-11-16 10:54:35,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:35,698 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-16 10:54:35,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 10:54:35,702 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 [2022-11-16 10:54:35,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:35,708 INFO L225 Difference]: With dead ends: 20 [2022-11-16 10:54:35,708 INFO L226 Difference]: Without dead ends: 11 [2022-11-16 10:54:35,711 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 [2022-11-16 10:54:35,714 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:35,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 10:54:35,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-16 10:54:35,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-16 10:54:35,742 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) [2022-11-16 10:54:35,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-16 10:54:35,744 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-16 10:54:35,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:35,744 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-16 10:54:35,745 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) [2022-11-16 10:54:35,745 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-16 10:54:35,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 10:54:35,746 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:35,746 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-16 10:54:35,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 10:54:35,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 10:54:35,959 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:35,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:35,960 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-16 10:54:35,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:54:35,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [471089593] [2022-11-16 10:54:35,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:35,965 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 [2022-11-16 10:54:35,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:54:35,966 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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) [2022-11-16 10:54:35,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 10:54:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:37,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 2877 conjuncts, 73 conjunts are in the unsatisfiable core [2022-11-16 10:54:37,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:38,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:38,324 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 10:54:41,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:41,801 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:54:41,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [471089593] [2022-11-16 10:54:41,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [471089593] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 10:54:41,802 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 10:54:41,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-16 10:54:41,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461703428] [2022-11-16 10:54:41,803 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 10:54:41,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 10:54:41,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 10:54:41,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 10:54:41,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-16 10:54:41,805 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 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) [2022-11-16 10:54:42,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:42,600 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-16 10:54:42,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 10:54:42,601 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 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 [2022-11-16 10:54:42,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:42,602 INFO L225 Difference]: With dead ends: 16 [2022-11-16 10:54:42,602 INFO L226 Difference]: Without dead ends: 14 [2022-11-16 10:54:42,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-16 10:54:42,604 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 13 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 7 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:42,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 15 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 7 Unchecked, 0.7s Time] [2022-11-16 10:54:42,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-16 10:54:42,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-16 10:54:42,607 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) [2022-11-16 10:54:42,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-16 10:54:42,608 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-16 10:54:42,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:42,608 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-16 10:54:42,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 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) [2022-11-16 10:54:42,609 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-16 10:54:42,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 10:54:42,609 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:42,609 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-16 10:54:42,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:42,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 10:54:42,820 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:42,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:42,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-16 10:54:42,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:54:42,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1132013753] [2022-11-16 10:54:42,830 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 10:54:42,830 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 [2022-11-16 10:54:42,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:54:42,831 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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) [2022-11-16 10:54:42,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 10:54:45,283 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 10:54:45,283 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 10:54:45,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 5451 conjuncts, 178 conjunts are in the unsatisfiable core [2022-11-16 10:54:45,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:47,243 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:47,243 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 10:55:09,063 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:55:09,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1132013753] [2022-11-16 10:55:09,064 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2022-11-16 10:55:09,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-16 10:55:09,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 10:55:09,265 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Maybe an infinite loop at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:345) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:188) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:65) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:295) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 10:55:09,268 INFO L158 Benchmark]: Toolchain (without parser) took 42894.30ms. Allocated memory was 71.3MB in the beginning and 664.8MB in the end (delta: 593.5MB). Free memory was 47.8MB in the beginning and 302.5MB in the end (delta: -254.7MB). Peak memory consumption was 429.9MB. Max. memory is 16.1GB. [2022-11-16 10:55:09,268 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 71.3MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:55:09,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1158.60ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.5MB in the beginning and 55.3MB in the end (delta: -7.8MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2022-11-16 10:55:09,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 219.77ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 34.4MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-16 10:55:09,270 INFO L158 Benchmark]: Boogie Preprocessor took 211.97ms. Allocated memory is still 92.3MB. Free memory was 34.4MB in the beginning and 36.4MB in the end (delta: -2.0MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2022-11-16 10:55:09,270 INFO L158 Benchmark]: RCFGBuilder took 5814.82ms. Allocated memory was 92.3MB in the beginning and 333.4MB in the end (delta: 241.2MB). Free memory was 36.1MB in the beginning and 258.1MB in the end (delta: -222.0MB). Peak memory consumption was 157.4MB. Max. memory is 16.1GB. [2022-11-16 10:55:09,271 INFO L158 Benchmark]: TraceAbstraction took 35480.22ms. Allocated memory was 333.4MB in the beginning and 664.8MB in the end (delta: 331.4MB). Free memory was 257.3MB in the beginning and 302.5MB in the end (delta: -45.2MB). Peak memory consumption was 378.4MB. Max. memory is 16.1GB. [2022-11-16 10:55:09,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 71.3MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1158.60ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.5MB in the beginning and 55.3MB in the end (delta: -7.8MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 219.77ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 34.4MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 211.97ms. Allocated memory is still 92.3MB. Free memory was 34.4MB in the beginning and 36.4MB in the end (delta: -2.0MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * RCFGBuilder took 5814.82ms. Allocated memory was 92.3MB in the beginning and 333.4MB in the end (delta: 241.2MB). Free memory was 36.1MB in the beginning and 258.1MB in the end (delta: -222.0MB). Peak memory consumption was 157.4MB. Max. memory is 16.1GB. * TraceAbstraction took 35480.22ms. Allocated memory was 333.4MB in the beginning and 664.8MB in the end (delta: 331.4MB). Free memory was 257.3MB in the beginning and 302.5MB in the end (delta: -45.2MB). Peak memory consumption was 378.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Maybe an infinite loop de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Maybe an infinite loop: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 10:55:09,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_169b0cdb-9a9b-48d6-91f7-a08c26385e1d/bin/uautomizer-tPACEb0tL8/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Maybe an infinite loop