./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 67e059c33a41ae8b9e2c5cf27b32223caaf1b02cd8d48df759d586382f492369 --- 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-38b53e6 [2022-11-25 23:32:34,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:32:34,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:32:34,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:32:34,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:32:34,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:32:34,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:32:34,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:32:34,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:32:34,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:32:34,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:32:34,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:32:34,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:32:34,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:32:34,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:32:34,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:32:34,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:32:34,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:32:34,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:32:34,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:32:34,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:32:34,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:32:34,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:32:34,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:32:34,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:32:34,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:32:34,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:32:34,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:32:34,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:32:34,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:32:34,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:32:34,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:32:34,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:32:34,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:32:34,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:32:34,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:32:34,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:32:34,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:32:34,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:32:34,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:32:34,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:32:34,399 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 23:32:34,432 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:32:34,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:32:34,433 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:32:34,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:32:34,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:32:34,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:32:34,435 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:32:34,435 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:32:34,436 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:32:34,436 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:32:34,437 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:32:34,437 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:32:34,438 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:32:34,438 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:32:34,438 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:32:34,438 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:32:34,439 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:32:34,439 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:32:34,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:32:34,440 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:32:34,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:32:34,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:32:34,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:32:34,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:32:34,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:32:34,442 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:32:34,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:32:34,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:32:34,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:32:34,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:32:34,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:32:34,444 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:32:34,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:32:34,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:32:34,445 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:32:34,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:32:34,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:32:34,446 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:32:34,446 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_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67e059c33a41ae8b9e2c5cf27b32223caaf1b02cd8d48df759d586382f492369 [2022-11-25 23:32:34,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:32:34,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:32:34,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:32:34,754 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:32:34,754 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:32:34,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c [2022-11-25 23:32:37,739 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:32:37,993 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:32:37,993 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c [2022-11-25 23:32:38,002 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/data/05991c72a/738271794c954c159c5e8bf2511dce9b/FLAG1ffdda8ad [2022-11-25 23:32:38,016 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/data/05991c72a/738271794c954c159c5e8bf2511dce9b [2022-11-25 23:32:38,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:32:38,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:32:38,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:32:38,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:32:38,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:32:38,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2748ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38, skipping insertion in model container [2022-11-25 23:32:38,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:32:38,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:32:38,200 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c[1107,1120] [2022-11-25 23:32:38,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:32:38,282 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:32:38,297 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c[1107,1120] [2022-11-25 23:32:38,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:32:38,403 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:32:38,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38 WrapperNode [2022-11-25 23:32:38,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:32:38,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:32:38,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:32:38,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:32:38,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,488 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 323 [2022-11-25 23:32:38,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:32:38,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:32:38,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:32:38,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:32:38,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,520 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:32:38,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:32:38,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:32:38,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:32:38,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (1/1) ... [2022-11-25 23:32:38,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:32:38,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:32:38,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:32:38,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:32:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:32:38,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:32:38,848 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:32:38,851 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:32:39,365 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:32:39,387 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:32:39,387 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 23:32:39,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:32:39 BoogieIcfgContainer [2022-11-25 23:32:39,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:32:39,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:32:39,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:32:39,396 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:32:39,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:32:38" (1/3) ... [2022-11-25 23:32:39,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a20d92a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:32:39, skipping insertion in model container [2022-11-25 23:32:39,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:38" (2/3) ... [2022-11-25 23:32:39,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a20d92a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:32:39, skipping insertion in model container [2022-11-25 23:32:39,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:32:39" (3/3) ... [2022-11-25 23:32:39,405 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v6.c [2022-11-25 23:32:39,430 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:32:39,430 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 23:32:39,477 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:32:39,484 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=FINITE_AUTOMATA, 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;@37e34dfe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:32:39,484 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 23:32:39,489 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:32:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-25 23:32:39,495 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:32:39,496 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-25 23:32:39,497 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:32:39,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:32:39,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2022-11-25 23:32:39,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:32:39,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139858796] [2022-11-25 23:32:39,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:32:39,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:32:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 23:32:39,831 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 23:32:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 23:32:39,943 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-25 23:32:39,945 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 23:32:39,947 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 23:32:39,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 23:32:39,953 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-11-25 23:32:39,958 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 23:32:39,990 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-25 23:32:39,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 11:32:39 BoogieIcfgContainer [2022-11-25 23:32:39,999 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 23:32:40,000 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 23:32:40,000 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 23:32:40,001 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 23:32:40,001 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:32:39" (3/4) ... [2022-11-25 23:32:40,005 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 23:32:40,005 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 23:32:40,006 INFO L158 Benchmark]: Toolchain (without parser) took 1986.10ms. Allocated memory was 180.4MB in the beginning and 243.3MB in the end (delta: 62.9MB). Free memory was 134.4MB in the beginning and 167.1MB in the end (delta: -32.7MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2022-11-25 23:32:40,007 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 180.4MB. Free memory was 151.7MB in the beginning and 151.6MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:32:40,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.29ms. Allocated memory is still 180.4MB. Free memory was 133.7MB in the beginning and 117.6MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 23:32:40,008 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.55ms. Allocated memory is still 180.4MB. Free memory was 117.6MB in the beginning and 114.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 23:32:40,009 INFO L158 Benchmark]: Boogie Preprocessor took 36.69ms. Allocated memory is still 180.4MB. Free memory was 114.1MB in the beginning and 112.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 23:32:40,010 INFO L158 Benchmark]: RCFGBuilder took 863.22ms. Allocated memory was 180.4MB in the beginning and 243.3MB in the end (delta: 62.9MB). Free memory was 112.0MB in the beginning and 196.5MB in the end (delta: -84.5MB). Peak memory consumption was 56.4MB. Max. memory is 16.1GB. [2022-11-25 23:32:40,010 INFO L158 Benchmark]: TraceAbstraction took 606.74ms. Allocated memory is still 243.3MB. Free memory was 195.4MB in the beginning and 167.1MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-25 23:32:40,011 INFO L158 Benchmark]: Witness Printer took 5.03ms. Allocated memory is still 243.3MB. Free memory is still 167.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:32:40,014 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 180.4MB. Free memory was 151.7MB in the beginning and 151.6MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 383.29ms. Allocated memory is still 180.4MB. Free memory was 133.7MB in the beginning and 117.6MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.55ms. Allocated memory is still 180.4MB. Free memory was 117.6MB in the beginning and 114.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.69ms. Allocated memory is still 180.4MB. Free memory was 114.1MB in the beginning and 112.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 863.22ms. Allocated memory was 180.4MB in the beginning and 243.3MB in the end (delta: 62.9MB). Free memory was 112.0MB in the beginning and 196.5MB in the end (delta: -84.5MB). Peak memory consumption was 56.4MB. Max. memory is 16.1GB. * TraceAbstraction took 606.74ms. Allocated memory is still 243.3MB. Free memory was 195.4MB in the beginning and 167.1MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 5.03ms. Allocated memory is still 243.3MB. Free memory is still 167.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 151, overapproximation of bitwiseAnd at line 116. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 8); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (8 - 1); [L28] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 1); [L29] const SORT_5 msb_SORT_5 = (SORT_5)1 << (1 - 1); [L31] const SORT_1 var_9 = 0; [L32] const SORT_5 var_22 = 0; [L33] const SORT_5 var_31 = 1; [L34] const SORT_1 var_109 = 1; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L38] SORT_1 input_4; [L39] SORT_5 input_6; [L40] SORT_5 input_7; [L41] SORT_5 input_8; [L42] SORT_5 input_35; [L43] SORT_5 input_37; [L44] SORT_5 input_39; [L45] SORT_5 input_51; [L47] SORT_1 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L49] SORT_1 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L50] SORT_5 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L51] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L52] SORT_5 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L53] SORT_5 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L54] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L55] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L56] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] SORT_5 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L58] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L59] SORT_5 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L60] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L61] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L63] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L65] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L68] SORT_1 init_11_arg_1 = var_9; [L69] state_10 = init_11_arg_1 [L70] SORT_1 init_13_arg_1 = var_9; [L71] state_12 = init_13_arg_1 [L72] SORT_1 init_19_arg_1 = var_9; [L73] state_18 = init_19_arg_1 [L74] SORT_5 init_24_arg_1 = var_22; [L75] state_23 = init_24_arg_1 [L76] SORT_1 init_27_arg_1 = var_9; [L77] state_26 = init_27_arg_1 [L78] SORT_5 init_42_arg_1 = var_22; [L79] state_41 = init_42_arg_1 [L80] SORT_5 init_44_arg_1 = var_22; [L81] state_43 = init_44_arg_1 [L82] SORT_1 init_46_arg_1 = var_9; [L83] state_45 = init_46_arg_1 [L84] SORT_1 init_48_arg_1 = var_9; [L85] state_47 = init_48_arg_1 [L86] SORT_1 init_50_arg_1 = var_9; [L87] state_49 = init_50_arg_1 [L88] SORT_5 init_54_arg_1 = var_22; [L89] state_53 = init_54_arg_1 [L90] SORT_1 init_56_arg_1 = var_9; [L91] state_55 = init_56_arg_1 [L92] SORT_5 init_58_arg_1 = var_22; [L93] state_57 = init_58_arg_1 [L94] SORT_1 init_60_arg_1 = var_9; [L95] state_59 = init_60_arg_1 [L96] SORT_1 init_63_arg_1 = var_9; [L97] state_62 = init_63_arg_1 [L98] SORT_1 init_65_arg_1 = var_9; [L99] state_64 = init_65_arg_1 [L100] SORT_1 init_67_arg_1 = var_9; [L101] state_66 = init_67_arg_1 [L102] SORT_1 init_69_arg_1 = var_9; [L103] state_68 = init_69_arg_1 [L104] SORT_1 init_71_arg_1 = var_9; [L105] state_70 = init_71_arg_1 [L106] SORT_1 init_73_arg_1 = var_9; [L107] state_72 = init_73_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_22=0, var_31=1, var_9=0] [L110] input_2 = __VERIFIER_nondet_uchar() [L111] input_3 = __VERIFIER_nondet_uchar() [L112] input_4 = __VERIFIER_nondet_uchar() [L113] input_6 = __VERIFIER_nondet_uchar() [L114] input_7 = __VERIFIER_nondet_uchar() [L115] input_8 = __VERIFIER_nondet_uchar() [L116] input_8 = input_8 & mask_SORT_5 [L117] input_35 = __VERIFIER_nondet_uchar() [L118] input_37 = __VERIFIER_nondet_uchar() [L119] input_39 = __VERIFIER_nondet_uchar() [L120] input_51 = __VERIFIER_nondet_uchar() [L123] SORT_1 var_16_arg_0 = state_10; [L124] SORT_5 var_16 = var_16_arg_0 >> 0; [L125] var_16 = var_16 & mask_SORT_5 [L126] SORT_1 var_15_arg_0 = state_10; [L127] SORT_1 var_15_arg_1 = state_12; [L128] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L129] SORT_1 var_14_arg_0 = state_10; [L130] SORT_1 var_14_arg_1 = state_12; [L131] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L132] SORT_5 var_17_arg_0 = var_16; [L133] SORT_1 var_17_arg_1 = var_15; [L134] SORT_1 var_17_arg_2 = var_14; [L135] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L136] SORT_1 var_21_arg_0 = var_17; [L137] SORT_1 var_21_arg_1 = state_18; [L138] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L139] SORT_1 var_20_arg_0 = var_17; [L140] SORT_1 var_20_arg_1 = state_18; [L141] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L142] SORT_5 var_25_arg_0 = state_23; [L143] SORT_1 var_25_arg_1 = var_21; [L144] SORT_1 var_25_arg_2 = var_20; [L145] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L146] var_25 = var_25 & mask_SORT_1 [L147] SORT_1 var_28_arg_0 = var_25; [L148] SORT_1 var_28_arg_1 = state_26; [L149] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L150] SORT_5 var_32_arg_0 = var_28; [L151] SORT_5 var_32 = ~var_32_arg_0; [L152] SORT_5 var_33_arg_0 = var_31; [L153] SORT_5 var_33_arg_1 = var_32; [L154] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L155] var_33 = var_33 & mask_SORT_5 [L156] SORT_5 bad_34_arg_0 = var_33; [L157] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-25 23:32:40,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 67e059c33a41ae8b9e2c5cf27b32223caaf1b02cd8d48df759d586382f492369 --- 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-38b53e6 [2022-11-25 23:32:42,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:32:42,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:32:42,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:32:42,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:32:42,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:32:42,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:32:42,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:32:42,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:32:42,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:32:42,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:32:42,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:32:42,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:32:42,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:32:42,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:32:42,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:32:42,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:32:42,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:32:42,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:32:42,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:32:42,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:32:42,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:32:42,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:32:42,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:32:42,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:32:42,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:32:42,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:32:42,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:32:42,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:32:42,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:32:42,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:32:42,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:32:42,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:32:42,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:32:42,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:32:42,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:32:42,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:32:42,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:32:42,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:32:42,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:32:42,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:32:42,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-25 23:32:42,667 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:32:42,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:32:42,668 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:32:42,669 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:32:42,670 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:32:42,670 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:32:42,670 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:32:42,670 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:32:42,670 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:32:42,671 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:32:42,672 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:32:42,672 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:32:42,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:32:42,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:32:42,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:32:42,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:32:42,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:32:42,674 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:32:42,674 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:32:42,674 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:32:42,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:32:42,675 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:32:42,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:32:42,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:32:42,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:32:42,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:32:42,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:32:42,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:32:42,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:32:42,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:32:42,677 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:32:42,677 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:32:42,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:32:42,678 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:32:42,678 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:32:42,678 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_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67e059c33a41ae8b9e2c5cf27b32223caaf1b02cd8d48df759d586382f492369 [2022-11-25 23:32:43,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:32:43,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:32:43,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:32:43,038 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:32:43,039 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:32:43,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c [2022-11-25 23:32:46,193 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:32:46,472 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:32:46,473 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c [2022-11-25 23:32:46,481 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/data/b33f5b9e9/7d1053377a8c453ca6c29bec6b4ecfa5/FLAG3f36367a0 [2022-11-25 23:32:46,499 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/data/b33f5b9e9/7d1053377a8c453ca6c29bec6b4ecfa5 [2022-11-25 23:32:46,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:32:46,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:32:46,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:32:46,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:32:46,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:32:46,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:46,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b1c706a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46, skipping insertion in model container [2022-11-25 23:32:46,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:46,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:32:46,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:32:46,708 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c[1107,1120] [2022-11-25 23:32:46,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:32:46,793 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:32:46,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c[1107,1120] [2022-11-25 23:32:46,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:32:46,925 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:32:46,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46 WrapperNode [2022-11-25 23:32:46,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:32:46,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:32:46,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:32:46,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:32:46,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:46,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:47,026 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 323 [2022-11-25 23:32:47,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:32:47,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:32:47,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:32:47,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:32:47,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:47,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:47,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:47,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:47,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:47,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:47,105 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:47,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:47,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:32:47,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:32:47,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:32:47,112 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:32:47,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (1/1) ... [2022-11-25 23:32:47,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:32:47,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:32:47,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:32:47,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:32:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:32:47,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:32:47,314 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:32:47,316 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:32:47,781 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:32:47,788 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:32:47,789 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 23:32:47,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:32:47 BoogieIcfgContainer [2022-11-25 23:32:47,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:32:47,793 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:32:47,793 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:32:47,797 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:32:47,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:32:46" (1/3) ... [2022-11-25 23:32:47,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@260e8198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:32:47, skipping insertion in model container [2022-11-25 23:32:47,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:32:46" (2/3) ... [2022-11-25 23:32:47,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@260e8198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:32:47, skipping insertion in model container [2022-11-25 23:32:47,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:32:47" (3/3) ... [2022-11-25 23:32:47,800 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v6.c [2022-11-25 23:32:47,821 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:32:47,821 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 23:32:47,890 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:32:47,898 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=FINITE_AUTOMATA, 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;@51036c71, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:32:47,899 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 23:32:47,903 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) [2022-11-25 23:32:47,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-25 23:32:47,912 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:32:47,913 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-25 23:32:47,914 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:32:47,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:32:47,922 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-25 23:32:47,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:32:47,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1250105724] [2022-11-25 23:32:47,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:32:47,939 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 [2022-11-25 23:32:47,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:32:47,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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) [2022-11-25 23:32:47,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:32:48,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:32:48,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-25 23:32:48,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:32:48,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:32:48,462 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:32:48,462 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:32:48,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1250105724] [2022-11-25 23:32:48,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1250105724] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:32:48,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:32:48,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:32:48,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992217483] [2022-11-25 23:32:48,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:32:48,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:32:48,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:32:48,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:32:48,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:32:48,535 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) [2022-11-25 23:32:48,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:32:48,619 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-25 23:32:48,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:32:48,623 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 [2022-11-25 23:32:48,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:32:48,629 INFO L225 Difference]: With dead ends: 20 [2022-11-25 23:32:48,629 INFO L226 Difference]: Without dead ends: 11 [2022-11-25 23:32:48,631 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 [2022-11-25 23:32:48,634 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 23:32:48,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 23:32:48,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-25 23:32:48,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-25 23:32:48,665 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) [2022-11-25 23:32:48,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-25 23:32:48,667 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-25 23:32:48,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:32:48,668 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-25 23:32:48,668 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) [2022-11-25 23:32:48,668 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-25 23:32:48,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-25 23:32:48,669 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:32:48,669 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-25 23:32:48,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:32:48,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:32:48,885 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:32:48,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:32:48,886 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-25 23:32:48,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:32:48,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1535814037] [2022-11-25 23:32:48,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:32:48,887 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 [2022-11-25 23:32:48,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:32:48,889 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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) [2022-11-25 23:32:48,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:32:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:32:49,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 86 conjunts are in the unsatisfiable core [2022-11-25 23:32:49,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:32:49,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:32:49,889 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:32:53,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:32:53,696 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:32:53,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1535814037] [2022-11-25 23:32:53,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1535814037] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:32:53,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1734368876] [2022-11-25 23:32:53,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:32:53,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:32:53,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:32:53,705 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:32:53,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-11-25 23:32:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:32:54,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 98 conjunts are in the unsatisfiable core [2022-11-25 23:32:54,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:32:54,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:32:54,600 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:32:58,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:32:58,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1734368876] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:32:58,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116757164] [2022-11-25 23:32:58,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:32:58,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:32:58,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:32:58,305 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:32:58,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 23:32:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:32:58,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 99 conjunts are in the unsatisfiable core [2022-11-25 23:32:58,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:32:58,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:32:58,958 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:33:02,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:33:02,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116757164] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:33:02,006 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-25 23:33:02,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 17 [2022-11-25 23:33:02,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154532198] [2022-11-25 23:33:02,007 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-25 23:33:02,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-25 23:33:02,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:33:02,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-25 23:33:02,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2022-11-25 23:33:02,010 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2022-11-25 23:33:02,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:33:02,365 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-25 23:33:02,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 23:33:02,366 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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 [2022-11-25 23:33:02,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:33:02,367 INFO L225 Difference]: With dead ends: 16 [2022-11-25 23:33:02,367 INFO L226 Difference]: Without dead ends: 14 [2022-11-25 23:33:02,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 23 SyntacticMatches, 4 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2022-11-25 23:33:02,369 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 17 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:33:02,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 22 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:33:02,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-25 23:33:02,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-25 23:33:02,374 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) [2022-11-25 23:33:02,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-25 23:33:02,374 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-25 23:33:02,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:33:02,375 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-25 23:33:02,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2022-11-25 23:33:02,375 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-25 23:33:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-25 23:33:02,376 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:33:02,376 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-25 23:33:02,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-25 23:33:02,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2022-11-25 23:33:02,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:33:02,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:33:02,983 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:33:02,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:33:02,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-25 23:33:02,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:33:02,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [645220096] [2022-11-25 23:33:02,984 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 23:33:02,985 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 [2022-11-25 23:33:02,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:33:02,986 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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) [2022-11-25 23:33:02,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 (6)] Waiting until timeout for monitored process [2022-11-25 23:33:03,211 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-25 23:33:03,211 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 23:33:03,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 149 conjunts are in the unsatisfiable core [2022-11-25 23:33:03,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:04,332 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:33:04,333 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:33:25,087 WARN L233 SmtUtils]: Spent 14.34s on a formula simplification. DAG size of input: 349 DAG size of output: 227 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-25 23:33:26,744 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:33:26,745 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:33:26,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [645220096] [2022-11-25 23:33:26,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [645220096] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:33:26,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1292939129] [2022-11-25 23:33:26,747 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 23:33:26,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:33:26,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:33:26,749 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:33:26,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2022-11-25 23:33:27,153 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-25 23:33:27,154 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 23:33:27,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 165 conjunts are in the unsatisfiable core [2022-11-25 23:33:27,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:28,123 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:33:28,123 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:33:57,856 WARN L233 SmtUtils]: Spent 17.25s on a formula simplification. DAG size of input: 427 DAG size of output: 280 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-25 23:34:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:34:07,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1292939129] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:07,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085109985] [2022-11-25 23:34:07,399 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 23:34:07,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:34:07,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:34:07,401 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:34:07,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-25 23:34:07,585 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-25 23:34:07,585 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 23:34:07,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 152 conjunts are in the unsatisfiable core [2022-11-25 23:34:07,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:08,591 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:34:08,591 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:24,786 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:34:24,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1085109985] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:24,786 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-25 23:34:24,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 8, 7, 7] total 25 [2022-11-25 23:34:24,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637335827] [2022-11-25 23:34:24,787 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-25 23:34:24,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-11-25 23:34:24,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:34:24,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-11-25 23:34:24,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=486, Unknown=3, NotChecked=0, Total=600 [2022-11-25 23:34:24,789 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 25 states, 25 states have (on average 1.72) internal successors, (43), 25 states have internal predecessors, (43), 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) [2022-11-25 23:34:25,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:25,560 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-11-25 23:34:25,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 23:34:25,561 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.72) internal successors, (43), 25 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-25 23:34:25,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:25,562 INFO L225 Difference]: With dead ends: 19 [2022-11-25 23:34:25,562 INFO L226 Difference]: Without dead ends: 17 [2022-11-25 23:34:25,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 30 SyntacticMatches, 7 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 63.4s TimeCoverageRelationStatistics Valid=180, Invalid=629, Unknown=3, NotChecked=0, Total=812 [2022-11-25 23:34:25,563 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 23 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:25,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 43 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 23:34:25,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-11-25 23:34:25,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-11-25 23:34:25,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:34:25,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-25 23:34:25,569 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-11-25 23:34:25,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:25,569 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-25 23:34:25,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.72) internal successors, (43), 25 states have internal predecessors, (43), 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) [2022-11-25 23:34:25,570 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-25 23:34:25,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-25 23:34:25,570 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:25,570 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-11-25 23:34:25,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:25,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:25,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 (6)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:26,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:34:26,172 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:26,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:26,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-11-25 23:34:26,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:34:26,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2082917632] [2022-11-25 23:34:26,174 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-25 23:34:26,174 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 [2022-11-25 23:34:26,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:34:26,179 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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) [2022-11-25 23:34:26,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 (9)] Waiting until timeout for monitored process [2022-11-25 23:34:27,611 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-25 23:34:27,611 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 23:34:27,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 206 conjunts are in the unsatisfiable core [2022-11-25 23:34:27,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:30,814 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:34:30,814 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:35:04,680 WARN L233 SmtUtils]: Spent 5.90s on a formula simplification. DAG size of input: 436 DAG size of output: 420 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-25 23:35:29,600 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:35:29,600 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:35:29,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2082917632] [2022-11-25 23:35:29,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2082917632] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:35:29,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [611112733] [2022-11-25 23:35:29,601 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-25 23:35:29,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:35:29,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:35:29,603 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:35:29,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2022-11-25 23:35:30,351 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-25 23:35:30,351 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 23:35:30,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 241 conjunts are in the unsatisfiable core [2022-11-25 23:35:30,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:35:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:35:33,019 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:36:05,164 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:36:05,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [611112733] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:36:05,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2054909135] [2022-11-25 23:36:05,165 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-25 23:36:05,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:36:05,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:36:05,173 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:36:05,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-25 23:36:06,574 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-25 23:36:06,574 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 23:36:06,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 217 conjunts are in the unsatisfiable core [2022-11-25 23:36:06,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:36:25,062 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:36:25,062 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:37:06,013 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:37:06,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2054909135] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:37:06,014 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-25 23:37:06,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10, 10, 8, 8] total 28 [2022-11-25 23:37:06,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891313309] [2022-11-25 23:37:06,014 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-25 23:37:06,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-25 23:37:06,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:37:06,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-25 23:37:06,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=625, Unknown=22, NotChecked=0, Total=756 [2022-11-25 23:37:06,017 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 28 states, 28 states have (on average 1.75) internal successors, (49), 28 states have internal predecessors, (49), 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) [2022-11-25 23:37:28,445 WARN L233 SmtUtils]: Spent 18.72s on a formula simplification. DAG size of input: 609 DAG size of output: 236 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-25 23:37:48,060 WARN L233 SmtUtils]: Spent 17.37s on a formula simplification. DAG size of input: 812 DAG size of output: 256 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-25 23:37:48,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:37:48,624 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2022-11-25 23:37:48,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:37:48,626 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 1.75) internal successors, (49), 28 states have internal predecessors, (49), 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 [2022-11-25 23:37:48,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:37:48,626 INFO L225 Difference]: With dead ends: 15 [2022-11-25 23:37:48,626 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 23:37:48,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 43 SyntacticMatches, 9 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 130.2s TimeCoverageRelationStatistics Valid=185, Invalid=722, Unknown=23, NotChecked=0, Total=930 [2022-11-25 23:37:48,628 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 17 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-25 23:37:48,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 20 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-25 23:37:48,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 23:37:48,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 23:37:48,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-11-25 23:37:48,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 23:37:48,631 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2022-11-25 23:37:48,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:37:48,632 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 23:37:48,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 1.75) internal successors, (49), 28 states have internal predecessors, (49), 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) [2022-11-25 23:37:48,632 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 23:37:48,632 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 23:37:48,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 23:37:48,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2022-11-25 23:37:48,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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 (9)] Ended with exit code 0 [2022-11-25 23:37:49,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-25 23:37:49,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:37:49,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 23:37:50,591 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 23:37:50,592 INFO L895 garLoopResultBuilder]: At program point L108-2(lines 108 316) the Hoare annotation is: (let ((.cse0 (= (_ bv1 8) |ULTIMATE.start_main_~var_109~0#1|)) (.cse14 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_62~0#1|)))))) (.cse15 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_66~0#1|)))))) (.cse16 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_70~0#1|)))))) (.cse10 ((_ zero_extend 24) |ULTIMATE.start_main_~state_47~0#1|)) (.cse11 ((_ zero_extend 24) |ULTIMATE.start_main_~state_45~0#1|)) (.cse12 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_49~0#1|)))) (.cse1 (exists ((|ULTIMATE.start_main_~var_99_arg_2~0#1| (_ BitVec 8))) (let ((.cse38 ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_99_arg_2~0#1|)))))) (and (= .cse38 |ULTIMATE.start_main_~state_55~0#1|) (= .cse38 |ULTIMATE.start_main_~state_72~0#1|))))) (.cse2 (= |ULTIMATE.start_main_~var_22~0#1| (_ bv0 8))) (.cse3 (exists ((|ULTIMATE.start_main_~var_115_arg_2~0#1| (_ BitVec 8))) (let ((.cse37 ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_115_arg_2~0#1|)))) (and (= .cse37 |ULTIMATE.start_main_~state_45~0#1|) (= .cse37 |ULTIMATE.start_main_~state_62~0#1|))))) (.cse4 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_5~0#1|)) (.cse5 (= (_ bv1 8) |ULTIMATE.start_main_~var_31~0#1|)) (.cse6 (exists ((|ULTIMATE.start_main_~var_91_arg_2~0#1| (_ BitVec 8))) (let ((.cse36 ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_91_arg_2~0#1|)))) (and (= .cse36 |ULTIMATE.start_main_~state_41~0#1|) (= .cse36 |ULTIMATE.start_main_~state_53~0#1|))))) (.cse7 (= (bvadd (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (_ bv0 8))) (.cse9 (exists ((|ULTIMATE.start_main_~input_3~0#1| (_ BitVec 8))) (let ((.cse35 ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_3~0#1|)))) (and (= |ULTIMATE.start_main_~state_66~0#1| .cse35) (= |ULTIMATE.start_main_~state_47~0#1| .cse35))))) (.cse13 ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse17 (= (_ bv0 8) |ULTIMATE.start_main_~state_23~0#1|))) (or (let ((.cse8 ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_9~0#1|)))) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_main_~state_10~0#1| |ULTIMATE.start_main_~state_12~0#1|) .cse4 .cse5 .cse6 (= |ULTIMATE.start_main_~var_22~0#1| |ULTIMATE.start_main_~state_41~0#1|) (= |ULTIMATE.start_main_~state_26~0#1| |ULTIMATE.start_main_~state_10~0#1|) .cse7 (= .cse8 |ULTIMATE.start_main_~state_72~0#1|) .cse9 (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_70~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_18~0#1|) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_12~0#1|) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_68~0#1|) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_62~0#1|) (= |ULTIMATE.start_main_~var_22~0#1| |ULTIMATE.start_main_~state_43~0#1|) (= .cse8 |ULTIMATE.start_main_~state_64~0#1|) (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse10) .cse11))))))) .cse12))))))) .cse13))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse14 (bvneg .cse15)))))) .cse16))))) .cse13)))) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_66~0#1|) (= |ULTIMATE.start_main_~var_22~0#1| |ULTIMATE.start_main_~state_57~0#1|) (= |ULTIMATE.start_main_~var_9~0#1| |ULTIMATE.start_main_~state_18~0#1|) .cse17 (= .cse8 |ULTIMATE.start_main_~state_59~0#1|))) (let ((.cse22 ((_ zero_extend 24) |ULTIMATE.start_main_~state_18~0#1|)) (.cse27 ((_ zero_extend 24) |ULTIMATE.start_main_~state_10~0#1|)) (.cse18 ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_5~0#1|))) (let ((.cse20 (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse27)) .cse18)))) (.cse23 ((_ zero_extend 24) |ULTIMATE.start_main_~state_26~0#1|)) (.cse24 (bvneg .cse22)) (.cse25 (not .cse17)) (.cse26 ((_ zero_extend 24) |ULTIMATE.start_main_~state_12~0#1|))) (and (exists ((|ULTIMATE.start_main_~var_91_arg_2~0#1| (_ BitVec 8))) (let ((.cse19 ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_91_arg_2~0#1|)))))) (and (= ((_ extract 7 0) (bvand .cse18 ((_ zero_extend 24) .cse19))) |ULTIMATE.start_main_~state_57~0#1|) (= .cse19 |ULTIMATE.start_main_~state_43~0#1|)))) .cse0 (= |ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32)) (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse14 .cse15))))) .cse16))))) .cse13))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse10 .cse11))))))) .cse12))))))) .cse13)))) (or .cse20 (let ((.cse21 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse26 .cse27))))))) (and (or (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse21 .cse22))))) .cse13))) .cse23) .cse17) (or (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse21 .cse24))))) .cse13))) .cse23) .cse25)))) .cse1 .cse2 .cse3 (or (exists ((|ULTIMATE.start_main_~var_115_arg_2~0#1| (_ BitVec 8))) (let ((.cse28 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_115_arg_2~0#1|))))) (and (= ((_ extract 7 0) .cse28) |ULTIMATE.start_main_~state_64~0#1|) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) .cse28))) .cse13))) (_ bv1 32))) (exists ((|ULTIMATE.start_main_~input_3~0#1| (_ BitVec 8))) (let ((.cse29 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_3~0#1|))))) (and (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse29) .cse28)))))) |ULTIMATE.start_main_~state_59~0#1|) (= ((_ extract 7 0) .cse29) |ULTIMATE.start_main_~state_68~0#1|))))))) (exists ((|ULTIMATE.start_main_~var_115_arg_2~0#1| (_ BitVec 8))) (let ((.cse31 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_115_arg_2~0#1|))))) (and (exists ((|ULTIMATE.start_main_~input_3~0#1| (_ BitVec 8))) (let ((.cse30 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_3~0#1|))))) (and (= ((_ extract 7 0) .cse30) |ULTIMATE.start_main_~state_68~0#1|) (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse30 .cse31)))))) |ULTIMATE.start_main_~state_59~0#1|)))) (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) .cse31))) .cse13))) (_ bv1 32)) (= ((_ extract 7 0) .cse31) |ULTIMATE.start_main_~state_64~0#1|))))) (or (exists ((|ULTIMATE.start_main_~var_91_arg_2~0#1| (_ BitVec 8))) (let ((.cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_91_arg_2~0#1|))))))) (and (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse32)) .cse18)) |ULTIMATE.start_main_~state_23~0#1|) (= ((_ extract 7 0) (bvand .cse18 .cse32)) (_ bv0 8))))) (exists ((|ULTIMATE.start_main_~var_91_arg_2~0#1| (_ BitVec 8))) (let ((.cse33 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_91_arg_2~0#1|))))))) (and (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse33)) .cse18)) |ULTIMATE.start_main_~state_23~0#1|) (not (= ((_ extract 7 0) (bvand .cse18 .cse33)) (_ bv0 8))))))) .cse4 .cse5 .cse6 (= |ULTIMATE.start_main_~var_9~0#1| (_ bv0 8)) .cse7 (exists ((|v_ULTIMATE.start_main_#t~nondet25#1_18| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet25#1_18|) .cse18)) |ULTIMATE.start_main_~input_8~0#1|)) .cse9 (or (not .cse20) (let ((.cse34 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse26) .cse27))))))) (and (or (= .cse23 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse34 .cse22))))) .cse13)))) .cse17) (or (= .cse23 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse34 .cse24))))) .cse13)))) .cse25))))))))) [2022-11-25 23:37:50,592 INFO L899 garLoopResultBuilder]: For program point L108-3(lines 108 316) no Hoare annotation was computed. [2022-11-25 23:37:50,592 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-25 23:37:50,592 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 23:37:50,593 INFO L895 garLoopResultBuilder]: At program point L317(lines 22 318) the Hoare annotation is: false [2022-11-25 23:37:50,593 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-25 23:37:50,593 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2022-11-25 23:37:50,593 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2022-11-25 23:37:50,593 INFO L899 garLoopResultBuilder]: For program point L20-1(line 20) no Hoare annotation was computed. [2022-11-25 23:37:50,593 INFO L899 garLoopResultBuilder]: For program point L20-3(line 20) no Hoare annotation was computed. [2022-11-25 23:37:50,596 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1] [2022-11-25 23:37:50,597 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 23:37:50,630 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,631 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,631 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,631 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,632 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,632 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,632 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,632 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,633 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,633 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,633 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,634 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,634 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,634 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,634 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,635 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,635 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,635 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,635 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,636 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,636 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,636 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,636 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,637 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,637 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,637 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,637 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,647 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,647 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,647 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,647 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet25#1_18,QUANTIFIED] [2022-11-25 23:37:50,648 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,648 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,658 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,670 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,671 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,671 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,671 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,671 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,672 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,672 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,672 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,672 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,673 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,673 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,673 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,673 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,673 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,674 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,674 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,674 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,675 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,675 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,675 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,675 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,675 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,676 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,676 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,676 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,676 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,677 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,677 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,677 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,677 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet25#1_18,QUANTIFIED] [2022-11-25 23:37:50,678 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,678 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 11:37:50 BoogieIcfgContainer [2022-11-25 23:37:50,692 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 23:37:50,693 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 23:37:50,693 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 23:37:50,693 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 23:37:50,694 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:32:47" (3/4) ... [2022-11-25 23:37:50,696 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 23:37:50,708 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-25 23:37:50,715 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-25 23:37:50,715 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 23:37:50,740 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((1bv8 == var_109 && (\exists ULTIMATE.start_main_~var_99_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_99_arg_2~0#1)[7:0])[7:0] == state_55 && ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_99_arg_2~0#1)[7:0])[7:0] == state_72)) && var_22 == 0bv8) && (\exists ULTIMATE.start_main_~var_115_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0] == state_45 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0] == state_62)) && state_10 == state_12) && 1bv8 == mask_SORT_5) && 1bv8 == var_31) && (\exists ULTIMATE.start_main_~var_91_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0] == state_41 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0] == state_53)) && var_22 == state_41) && state_26 == state_10) && ~bvadd128(1bv8, mask_SORT_1) == 0bv8) && ~zero_extendFrom8To32(var_9)[7:0] == state_72) && (\exists ULTIMATE.start_main_~input_3~0#1 : bv8 :: state_66 == ~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0] && state_47 == ~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0])) && var_9 == state_70) && 0bv8 == state_18) && var_9 == state_12) && var_9 == state_68) && var_9 == state_62) && var_22 == state_43) && ~zero_extendFrom8To32(var_9)[7:0] == state_64) && ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~bvneg128(~zero_extendFrom8To32(state_47)), ~zero_extendFrom8To32(state_45))[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(state_49)[7:0]))[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_62)[7:0])[7:0]), ~bvneg128(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_66)[7:0])[7:0])))[7:0])[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_70)[7:0])[7:0]))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0])) && var_9 == state_66) && var_22 == state_57) && var_9 == state_18) && 0bv8 == state_23) && ~zero_extendFrom8To32(var_9)[7:0] == state_59) || ((((((((((((((((((\exists ULTIMATE.start_main_~var_91_arg_2~0#1 : bv8 :: ~bvand32(~zero_extendFrom8To32(mask_SORT_5), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0]))[7:0] == state_57 && ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0] == state_43) && 1bv8 == var_109) && cond == 1bv32) && ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_62)[7:0])[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_66)[7:0])[7:0]))[7:0])[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_70)[7:0])[7:0]))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(state_47), ~zero_extendFrom8To32(state_45))[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(state_49)[7:0]))[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0])) && (0bv8 == ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_10)[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0] || ((~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(state_12), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~zero_extendFrom8To32(state_18))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(state_26) || 0bv8 == state_23) && (~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(state_12), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~bvneg128(~zero_extendFrom8To32(state_18)))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(state_26) || !(0bv8 == state_23))))) && (\exists ULTIMATE.start_main_~var_99_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_99_arg_2~0#1)[7:0])[7:0] == state_55 && ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_99_arg_2~0#1)[7:0])[7:0] == state_72)) && var_22 == 0bv8) && (\exists ULTIMATE.start_main_~var_115_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0] == state_45 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0] == state_62)) && ((\exists ULTIMATE.start_main_~var_115_arg_2~0#1 : bv8 :: (~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0])[7:0] == state_64 && !(~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~bvand32(1bv32, ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0]))[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == 1bv32)) && (\exists ULTIMATE.start_main_~input_3~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~bvneg128(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0])), ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0]))[7:0])[7:0])[7:0] == state_59 && ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0])[7:0] == state_68)) || (\exists ULTIMATE.start_main_~var_115_arg_2~0#1 : bv8 :: ((\exists ULTIMATE.start_main_~input_3~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0])[7:0] == state_68 && ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0]))[7:0])[7:0])[7:0] == state_59) && ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~bvand32(1bv32, ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0]))[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == 1bv32) && ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0])[7:0] == state_64))) && ((\exists ULTIMATE.start_main_~var_91_arg_2~0#1 : bv8 :: ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0] == state_23 && ~bvand32(~zero_extendFrom8To32(mask_SORT_5), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0]))[7:0] == 0bv8) || (\exists ULTIMATE.start_main_~var_91_arg_2~0#1 : bv8 :: ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0] == state_23 && !(~bvand32(~zero_extendFrom8To32(mask_SORT_5), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0]))[7:0] == 0bv8)))) && 1bv8 == mask_SORT_5) && 1bv8 == var_31) && (\exists ULTIMATE.start_main_~var_91_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0] == state_41 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0] == state_53)) && var_9 == 0bv8) && ~bvadd128(1bv8, mask_SORT_1) == 0bv8) && (\exists v_ULTIMATE.start_main_#t~nondet25#1_18 : bv8 :: ~bvand32(~zero_extendFrom8To32(v_ULTIMATE.start_main_#t~nondet25#1_18), ~zero_extendFrom8To32(mask_SORT_5))[7:0] == input_8)) && (\exists ULTIMATE.start_main_~input_3~0#1 : bv8 :: state_66 == ~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0] && state_47 == ~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0])) && (!(0bv8 == ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_10)[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0]) || ((~zero_extendFrom8To32(state_26) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~bvneg128(~zero_extendFrom8To32(state_12)), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~zero_extendFrom8To32(state_18))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) || 0bv8 == state_23) && (~zero_extendFrom8To32(state_26) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~bvneg128(~zero_extendFrom8To32(state_12)), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~bvneg128(~zero_extendFrom8To32(state_18)))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) || !(0bv8 == state_23))))) [2022-11-25 23:37:50,775 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-25 23:37:50,775 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 23:37:50,776 INFO L158 Benchmark]: Toolchain (without parser) took 304272.61ms. Allocated memory was 77.6MB in the beginning and 237.0MB in the end (delta: 159.4MB). Free memory was 55.5MB in the beginning and 72.3MB in the end (delta: -16.8MB). Peak memory consumption was 143.2MB. Max. memory is 16.1GB. [2022-11-25 23:37:50,777 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:37:50,777 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.10ms. Allocated memory is still 77.6MB. Free memory was 55.3MB in the beginning and 57.1MB in the end (delta: -1.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2022-11-25 23:37:50,777 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.20ms. Allocated memory is still 77.6MB. Free memory was 57.1MB in the beginning and 54.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 23:37:50,778 INFO L158 Benchmark]: Boogie Preprocessor took 82.76ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 51.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 23:37:50,778 INFO L158 Benchmark]: RCFGBuilder took 679.67ms. Allocated memory is still 77.6MB. Free memory was 51.9MB in the beginning and 50.0MB in the end (delta: 1.8MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2022-11-25 23:37:50,778 INFO L158 Benchmark]: TraceAbstraction took 302899.11ms. Allocated memory was 77.6MB in the beginning and 237.0MB in the end (delta: 159.4MB). Free memory was 49.1MB in the beginning and 78.6MB in the end (delta: -29.5MB). Peak memory consumption was 147.1MB. Max. memory is 16.1GB. [2022-11-25 23:37:50,779 INFO L158 Benchmark]: Witness Printer took 82.98ms. Allocated memory is still 237.0MB. Free memory was 78.6MB in the beginning and 72.3MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 23:37:50,780 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.10ms. Allocated memory is still 77.6MB. Free memory was 55.3MB in the beginning and 57.1MB in the end (delta: -1.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.20ms. Allocated memory is still 77.6MB. Free memory was 57.1MB in the beginning and 54.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.76ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 51.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 679.67ms. Allocated memory is still 77.6MB. Free memory was 51.9MB in the beginning and 50.0MB in the end (delta: 1.8MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * TraceAbstraction took 302899.11ms. Allocated memory was 77.6MB in the beginning and 237.0MB in the end (delta: 159.4MB). Free memory was 49.1MB in the beginning and 78.6MB in the end (delta: -29.5MB). Peak memory consumption was 147.1MB. Max. memory is 16.1GB. * Witness Printer took 82.98ms. Allocated memory is still 237.0MB. Free memory was 78.6MB in the beginning and 72.3MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet25#1_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet25#1_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] * 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 - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 302.7s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 43.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 61 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 61 mSDsluCounter, 98 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 83 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 92 IncrementalHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 15 mSDtfsCounter, 92 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 195 GetRequests, 98 SyntacticMatches, 20 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 605 ImplicationChecksByTransitivity, 199.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=3, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 6 NumberOfFragments, 658 HoareAnnotationTreeSize, 2 FomulaSimplifications, 34 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 1209 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 250.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 184 ConstructedInterpolants, 100 QuantifiedInterpolants, 56660 SizeOfPredicates, 1421 NumberOfNonLiveVariables, 4488 ConjunctsInSsa, 1451 ConjunctsInUnsatCore, 19 InterpolantComputations, 1 PerfectInterpolantSequences, 5/144 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 108]: Loop Invariant [2022-11-25 23:37:50,809 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,809 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,809 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,809 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,810 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,810 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,810 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,810 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,811 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,811 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,811 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,811 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,812 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,812 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,812 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,812 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,813 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,813 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,813 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,813 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,813 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,814 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,814 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,814 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,814 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,815 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,815 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,815 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,815 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,815 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,816 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet25#1_18,QUANTIFIED] [2022-11-25 23:37:50,816 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,816 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,825 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,825 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,825 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,825 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,826 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,826 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,826 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,826 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,827 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,827 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,827 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,827 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_99_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,828 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,828 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,828 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,828 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,828 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,829 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,829 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,829 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,829 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,830 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,830 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,830 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,830 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,830 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,831 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,831 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,831 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,831 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-25 23:37:50,831 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet25#1_18,QUANTIFIED] [2022-11-25 23:37:50,832 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-25 23:37:50,832 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((1bv8 == var_109 && (\exists ULTIMATE.start_main_~var_99_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_99_arg_2~0#1)[7:0])[7:0] == state_55 && ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_99_arg_2~0#1)[7:0])[7:0] == state_72)) && var_22 == 0bv8) && (\exists ULTIMATE.start_main_~var_115_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0] == state_45 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0] == state_62)) && state_10 == state_12) && 1bv8 == mask_SORT_5) && 1bv8 == var_31) && (\exists ULTIMATE.start_main_~var_91_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0] == state_41 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0] == state_53)) && var_22 == state_41) && state_26 == state_10) && ~bvadd128(1bv8, mask_SORT_1) == 0bv8) && ~zero_extendFrom8To32(var_9)[7:0] == state_72) && (\exists ULTIMATE.start_main_~input_3~0#1 : bv8 :: state_66 == ~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0] && state_47 == ~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0])) && var_9 == state_70) && 0bv8 == state_18) && var_9 == state_12) && var_9 == state_68) && var_9 == state_62) && var_22 == state_43) && ~zero_extendFrom8To32(var_9)[7:0] == state_64) && ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~bvneg128(~zero_extendFrom8To32(state_47)), ~zero_extendFrom8To32(state_45))[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(state_49)[7:0]))[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_62)[7:0])[7:0]), ~bvneg128(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_66)[7:0])[7:0])))[7:0])[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_70)[7:0])[7:0]))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0])) && var_9 == state_66) && var_22 == state_57) && var_9 == state_18) && 0bv8 == state_23) && ~zero_extendFrom8To32(var_9)[7:0] == state_59) || ((((((((((((((((((\exists ULTIMATE.start_main_~var_91_arg_2~0#1 : bv8 :: ~bvand32(~zero_extendFrom8To32(mask_SORT_5), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0]))[7:0] == state_57 && ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0] == state_43) && 1bv8 == var_109) && cond == 1bv32) && ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_62)[7:0])[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_66)[7:0])[7:0]))[7:0])[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_70)[7:0])[7:0]))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(state_47), ~zero_extendFrom8To32(state_45))[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(state_49)[7:0]))[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0])) && (0bv8 == ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_10)[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0] || ((~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(state_12), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~zero_extendFrom8To32(state_18))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(state_26) || 0bv8 == state_23) && (~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(state_12), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~bvneg128(~zero_extendFrom8To32(state_18)))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(state_26) || !(0bv8 == state_23))))) && (\exists ULTIMATE.start_main_~var_99_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_99_arg_2~0#1)[7:0])[7:0] == state_55 && ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_99_arg_2~0#1)[7:0])[7:0] == state_72)) && var_22 == 0bv8) && (\exists ULTIMATE.start_main_~var_115_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0] == state_45 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0] == state_62)) && ((\exists ULTIMATE.start_main_~var_115_arg_2~0#1 : bv8 :: (~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0])[7:0] == state_64 && !(~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~bvand32(1bv32, ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0]))[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == 1bv32)) && (\exists ULTIMATE.start_main_~input_3~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~bvneg128(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0])), ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0]))[7:0])[7:0])[7:0] == state_59 && ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0])[7:0] == state_68)) || (\exists ULTIMATE.start_main_~var_115_arg_2~0#1 : bv8 :: ((\exists ULTIMATE.start_main_~input_3~0#1 : bv8 :: ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0])[7:0] == state_68 && ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0]))[7:0])[7:0])[7:0] == state_59) && ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~bvand32(1bv32, ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0]))[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == 1bv32) && ~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_115_arg_2~0#1)[7:0])[7:0] == state_64))) && ((\exists ULTIMATE.start_main_~var_91_arg_2~0#1 : bv8 :: ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0] == state_23 && ~bvand32(~zero_extendFrom8To32(mask_SORT_5), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0]))[7:0] == 0bv8) || (\exists ULTIMATE.start_main_~var_91_arg_2~0#1 : bv8 :: ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0] == state_23 && !(~bvand32(~zero_extendFrom8To32(mask_SORT_5), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0])[7:0]))[7:0] == 0bv8)))) && 1bv8 == mask_SORT_5) && 1bv8 == var_31) && (\exists ULTIMATE.start_main_~var_91_arg_2~0#1 : bv8 :: ~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0] == state_41 && ~zero_extendFrom8To32(ULTIMATE.start_main_~var_91_arg_2~0#1)[7:0] == state_53)) && var_9 == 0bv8) && ~bvadd128(1bv8, mask_SORT_1) == 0bv8) && (\exists v_ULTIMATE.start_main_#t~nondet25#1_18 : bv8 :: ~bvand32(~zero_extendFrom8To32(v_ULTIMATE.start_main_#t~nondet25#1_18), ~zero_extendFrom8To32(mask_SORT_5))[7:0] == input_8)) && (\exists ULTIMATE.start_main_~input_3~0#1 : bv8 :: state_66 == ~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0] && state_47 == ~zero_extendFrom8To32(ULTIMATE.start_main_~input_3~0#1)[7:0])) && (!(0bv8 == ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_10)[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0]) || ((~zero_extendFrom8To32(state_26) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~bvneg128(~zero_extendFrom8To32(state_12)), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~zero_extendFrom8To32(state_18))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) || 0bv8 == state_23) && (~zero_extendFrom8To32(state_26) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd128(~bvneg128(~zero_extendFrom8To32(state_12)), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~bvneg128(~zero_extendFrom8To32(state_18)))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) || !(0bv8 == state_23))))) RESULT: Ultimate proved your program to be correct! [2022-11-25 23:37:50,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88a31f1-c08c-4820-9c64-89b3cc67ce8b/bin/utaipan-ByfvJB40ur/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: TRUE