./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 06:51:02,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:51:02,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:51:02,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:51:02,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:51:02,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:51:02,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:51:02,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:51:02,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:51:02,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:51:02,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:51:02,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:51:02,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:51:02,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:51:02,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:51:02,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:51:02,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:51:02,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:51:02,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:51:02,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:51:02,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:51:02,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:51:02,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:51:02,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:51:02,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:51:02,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:51:02,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:51:02,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:51:02,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:51:02,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:51:02,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:51:02,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:51:02,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:51:02,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:51:02,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:51:02,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:51:02,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:51:02,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:51:02,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:51:02,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:51:02,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:51:02,179 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 06:51:02,220 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:51:02,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:51:02,224 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:51:02,224 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:51:02,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:51:02,226 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:51:02,227 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:51:02,227 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:51:02,227 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:51:02,227 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:51:02,228 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:51:02,229 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:51:02,229 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:51:02,229 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:51:02,230 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:51:02,230 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:51:02,230 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:51:02,230 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:51:02,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:51:02,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:51:02,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:51:02,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:51:02,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:51:02,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:51:02,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:51:02,235 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:51:02,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:51:02,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:51:02,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:51:02,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:51:02,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:51:02,236 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:51:02,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:51:02,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:51:02,237 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:51:02,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:51:02,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:51:02,238 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:51:02,238 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_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67e059c33a41ae8b9e2c5cf27b32223caaf1b02cd8d48df759d586382f492369 [2022-11-19 06:51:02,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:51:02,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:51:02,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:51:02,602 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:51:02,603 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:51:02,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c [2022-11-19 06:51:02,700 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/data/edd22a383/ab240751b4974d159c5a11f2987214a6/FLAGc5e88e523 [2022-11-19 06:51:03,353 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:51:03,354 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c [2022-11-19 06:51:03,362 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/data/edd22a383/ab240751b4974d159c5a11f2987214a6/FLAGc5e88e523 [2022-11-19 06:51:03,386 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/data/edd22a383/ab240751b4974d159c5a11f2987214a6 [2022-11-19 06:51:03,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:51:03,389 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:51:03,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:51:03,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:51:03,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:51:03,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c5b519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03, skipping insertion in model container [2022-11-19 06:51:03,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:51:03,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:51:03,604 WARN L234 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_b007ecdf-b76b-4c9c-88a1-01852a5323e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c[1107,1120] [2022-11-19 06:51:03,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:51:03,722 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:51:03,733 WARN L234 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_b007ecdf-b76b-4c9c-88a1-01852a5323e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c[1107,1120] [2022-11-19 06:51:03,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:51:03,799 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:51:03,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03 WrapperNode [2022-11-19 06:51:03,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:51:03,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:51:03,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:51:03,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:51:03,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,912 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 379 [2022-11-19 06:51:03,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:51:03,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:51:03,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:51:03,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:51:03,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,966 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:03,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:51:03,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:51:03,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:51:03,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:51:03,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (1/1) ... [2022-11-19 06:51:04,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:51:04,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:51:04,035 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:51:04,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:51:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:51:04,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:51:04,288 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:51:04,290 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:51:04,765 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:51:05,044 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:51:05,044 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 06:51:05,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:51:05 BoogieIcfgContainer [2022-11-19 06:51:05,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:51:05,052 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:51:05,052 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:51:05,055 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:51:05,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:51:03" (1/3) ... [2022-11-19 06:51:05,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d2bcf7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:51:05, skipping insertion in model container [2022-11-19 06:51:05,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:03" (2/3) ... [2022-11-19 06:51:05,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d2bcf7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:51:05, skipping insertion in model container [2022-11-19 06:51:05,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:51:05" (3/3) ... [2022-11-19 06:51:05,061 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v6.c [2022-11-19 06:51:05,082 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:51:05,083 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:51:05,164 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:51:05,182 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;@1a3dd3c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:51:05,182 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:51:05,189 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) [2022-11-19 06:51:05,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-19 06:51:05,198 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:05,199 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-19 06:51:05,200 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:51:05,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:05,208 INFO L85 PathProgramCache]: Analyzing trace with hash 4841550, now seen corresponding path program 1 times [2022-11-19 06:51:05,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:05,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585961319] [2022-11-19 06:51:05,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:05,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 06:51:05,581 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-19 06:51:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 06:51:05,790 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-19 06:51:05,792 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-19 06:51:05,793 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 06:51:05,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:51:05,801 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-19 06:51:05,805 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 06:51:05,850 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-19 06:51:05,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:51:05 BoogieIcfgContainer [2022-11-19 06:51:05,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 06:51:05,859 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 06:51:05,859 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 06:51:05,859 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 06:51:05,860 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:51:05" (3/4) ... [2022-11-19 06:51:05,863 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-19 06:51:05,863 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 06:51:05,865 INFO L158 Benchmark]: Toolchain (without parser) took 2475.24ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 50.7MB in the end (delta: 281.3kB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2022-11-19 06:51:05,865 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory was 55.7MB in the beginning and 55.7MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:51:05,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.70ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 50.7MB in the beginning and 75.6MB in the end (delta: -24.9MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-11-19 06:51:05,867 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.90ms. Allocated memory is still 104.9MB. Free memory was 75.6MB in the beginning and 71.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-19 06:51:05,867 INFO L158 Benchmark]: Boogie Preprocessor took 60.35ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 69.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 06:51:05,868 INFO L158 Benchmark]: RCFGBuilder took 1073.56ms. Allocated memory is still 104.9MB. Free memory was 69.2MB in the beginning and 55.3MB in the end (delta: 14.0MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2022-11-19 06:51:05,868 INFO L158 Benchmark]: TraceAbstraction took 806.63ms. Allocated memory is still 104.9MB. Free memory was 54.8MB in the beginning and 51.2MB in the end (delta: 3.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2022-11-19 06:51:05,869 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 104.9MB. Free memory was 51.2MB in the beginning and 50.7MB in the end (delta: 571.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 06:51:05,872 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 86.0MB. Free memory was 55.7MB in the beginning and 55.7MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.70ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 50.7MB in the beginning and 75.6MB in the end (delta: -24.9MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.90ms. Allocated memory is still 104.9MB. Free memory was 75.6MB in the beginning and 71.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.35ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 69.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1073.56ms. Allocated memory is still 104.9MB. Free memory was 69.2MB in the beginning and 55.3MB in the end (delta: 14.0MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 806.63ms. Allocated memory is still 104.9MB. Free memory was 54.8MB in the beginning and 51.2MB in the end (delta: 3.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 104.9MB. Free memory was 51.2MB in the beginning and 50.7MB in the end (delta: 571.8kB). Peak memory consumption was 2.1MB. 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: 0.7s, 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, 0.3s 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 [2022-11-19 06:51:05,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 06:51:08,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:51:08,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:51:08,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:51:08,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:51:08,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:51:08,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:51:08,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:51:08,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:51:08,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:51:08,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:51:08,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:51:08,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:51:08,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:51:08,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:51:08,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:51:08,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:51:08,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:51:08,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:51:08,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:51:08,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:51:08,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:51:08,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:51:08,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:51:08,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:51:08,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:51:08,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:51:08,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:51:08,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:51:08,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:51:08,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:51:08,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:51:08,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:51:08,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:51:08,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:51:08,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:51:08,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:51:08,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:51:08,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:51:08,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:51:08,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:51:08,454 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 06:51:08,494 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:51:08,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:51:08,495 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:51:08,495 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:51:08,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:51:08,496 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:51:08,496 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:51:08,496 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:51:08,497 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:51:08,497 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:51:08,497 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:51:08,497 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:51:08,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:51:08,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:51:08,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:51:08,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:51:08,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:51:08,499 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 06:51:08,499 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 06:51:08,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 06:51:08,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:51:08,500 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:51:08,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:51:08,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:51:08,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 06:51:08,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:51:08,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:51:08,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:51:08,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:51:08,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:51:08,502 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 06:51:08,502 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 06:51:08,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:51:08,503 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:51:08,503 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 06:51:08,503 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_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67e059c33a41ae8b9e2c5cf27b32223caaf1b02cd8d48df759d586382f492369 [2022-11-19 06:51:08,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:51:08,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:51:08,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:51:08,896 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:51:08,897 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:51:08,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c [2022-11-19 06:51:08,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/data/316e0d535/a01608dc02c44edfbb0655097bf07a79/FLAGa0bfaef66 [2022-11-19 06:51:09,587 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:51:09,589 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c [2022-11-19 06:51:09,600 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/data/316e0d535/a01608dc02c44edfbb0655097bf07a79/FLAGa0bfaef66 [2022-11-19 06:51:09,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/data/316e0d535/a01608dc02c44edfbb0655097bf07a79 [2022-11-19 06:51:09,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:51:09,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:51:09,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:51:09,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:51:09,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:51:09,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:51:09" (1/1) ... [2022-11-19 06:51:09,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52eab930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:09, skipping insertion in model container [2022-11-19 06:51:09,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:51:09" (1/1) ... [2022-11-19 06:51:09,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:51:09,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:51:10,161 WARN L234 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_b007ecdf-b76b-4c9c-88a1-01852a5323e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c[1107,1120] [2022-11-19 06:51:10,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:51:10,361 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:51:10,376 WARN L234 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_b007ecdf-b76b-4c9c-88a1-01852a5323e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v6.c[1107,1120] [2022-11-19 06:51:10,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:51:10,476 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:51:10,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10 WrapperNode [2022-11-19 06:51:10,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:51:10,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:51:10,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:51:10,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:51:10,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,533 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 323 [2022-11-19 06:51:10,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:51:10,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:51:10,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:51:10,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:51:10,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,569 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:51:10,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:51:10,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:51:10,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:51:10,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (1/1) ... [2022-11-19 06:51:10,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:51:10,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:51:10,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:51:10,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:51:10,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:51:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:51:10,901 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:51:10,903 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:51:11,336 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:51:11,344 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:51:11,344 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 06:51:11,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:51:11 BoogieIcfgContainer [2022-11-19 06:51:11,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:51:11,349 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:51:11,357 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:51:11,360 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:51:11,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:51:09" (1/3) ... [2022-11-19 06:51:11,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fe7a2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:51:11, skipping insertion in model container [2022-11-19 06:51:11,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:51:10" (2/3) ... [2022-11-19 06:51:11,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fe7a2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:51:11, skipping insertion in model container [2022-11-19 06:51:11,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:51:11" (3/3) ... [2022-11-19 06:51:11,364 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v6.c [2022-11-19 06:51:11,385 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:51:11,386 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:51:11,459 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:51:11,466 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;@4d20db21, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:51:11,467 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:51:11,471 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) [2022-11-19 06:51:11,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-19 06:51:11,479 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:11,479 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-19 06:51:11,480 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:51:11,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:11,486 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-19 06:51:11,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:51:11,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1127996848] [2022-11-19 06:51:11,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:11,501 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 [2022-11-19 06:51:11,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:51:11,507 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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) [2022-11-19 06:51:11,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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 [2022-11-19 06:51:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:11,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-19 06:51:11,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:51:12,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:12,163 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:51:12,164 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:51:12,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1127996848] [2022-11-19 06:51:12,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1127996848] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:12,165 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:12,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:51:12,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896939917] [2022-11-19 06:51:12,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:12,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:51:12,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:51:12,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:51:12,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:51:12,217 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) [2022-11-19 06:51:12,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:12,293 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-19 06:51:12,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 06:51:12,296 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 [2022-11-19 06:51:12,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:12,305 INFO L225 Difference]: With dead ends: 20 [2022-11-19 06:51:12,305 INFO L226 Difference]: Without dead ends: 11 [2022-11-19 06:51:12,313 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 [2022-11-19 06:51:12,318 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 [2022-11-19 06:51:12,320 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] [2022-11-19 06:51:12,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-19 06:51:12,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-19 06:51:12,351 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) [2022-11-19 06:51:12,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-19 06:51:12,353 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-19 06:51:12,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:12,354 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-19 06:51:12,354 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) [2022-11-19 06:51:12,354 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-19 06:51:12,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-19 06:51:12,355 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:12,355 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:12,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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 [2022-11-19 06:51:12,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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 [2022-11-19 06:51:12,569 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:51:12,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:12,570 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-19 06:51:12,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:51:12,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1551001683] [2022-11-19 06:51:12,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:12,572 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 [2022-11-19 06:51:12,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:51:12,573 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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) [2022-11-19 06:51:12,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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 [2022-11-19 06:51:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:12,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 86 conjunts are in the unsatisfiable core [2022-11-19 06:51:12,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:51:13,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:13,689 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:51:17,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:17,812 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:51:17,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1551001683] [2022-11-19 06:51:17,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1551001683] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:51:17,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [282049465] [2022-11-19 06:51:17,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:17,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-19 06:51:17,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 [2022-11-19 06:51:17,823 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-19 06:51:17,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-11-19 06:51:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:18,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 98 conjunts are in the unsatisfiable core [2022-11-19 06:51:18,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:51:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:18,725 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:51:22,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:22,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [282049465] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:51:22,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [877439900] [2022-11-19 06:51:22,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:22,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:51:22,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:51:22,600 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:51:22,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 06:51:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:22,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 99 conjunts are in the unsatisfiable core [2022-11-19 06:51:22,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:51:23,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:23,268 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:51:26,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:26,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [877439900] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:51:26,520 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-19 06:51:26,521 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 17 [2022-11-19 06:51:26,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253759287] [2022-11-19 06:51:26,522 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-19 06:51:26,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-19 06:51:26,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:51:26,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-19 06:51:26,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2022-11-19 06:51:26,529 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) [2022-11-19 06:51:26,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:26,825 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-19 06:51:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-19 06:51:26,827 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 [2022-11-19 06:51:26,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:26,827 INFO L225 Difference]: With dead ends: 16 [2022-11-19 06:51:26,827 INFO L226 Difference]: Without dead ends: 14 [2022-11-19 06:51:26,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 23 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2022-11-19 06:51:26,829 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 12 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 17 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:26,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 26 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 17 Unchecked, 0.0s Time] [2022-11-19 06:51:26,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-19 06:51:26,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-19 06:51:26,833 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) [2022-11-19 06:51:26,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-19 06:51:26,837 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-19 06:51:26,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:26,838 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-19 06:51:26,839 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) [2022-11-19 06:51:26,839 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-19 06:51:26,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-19 06:51:26,840 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:26,840 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-19 06:51:26,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2022-11-19 06:51:27,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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 [2022-11-19 06:51:27,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-19 06:51:27,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:51:27,446 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:51:27,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:27,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-19 06:51:27,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:51:27,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [376436818] [2022-11-19 06:51:27,448 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-19 06:51:27,448 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 [2022-11-19 06:51:27,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:51:27,453 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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) [2022-11-19 06:51:27,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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 [2022-11-19 06:51:27,701 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-19 06:51:27,701 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 06:51:27,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 149 conjunts are in the unsatisfiable core [2022-11-19 06:51:27,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:51:28,922 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:28,922 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:51:53,485 WARN L233 SmtUtils]: Spent 17.86s on a formula simplification. DAG size of input: 349 DAG size of output: 228 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:51:55,541 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:55,542 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:51:55,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [376436818] [2022-11-19 06:51:55,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [376436818] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:51:55,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1502381247] [2022-11-19 06:51:55,543 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-19 06:51:55,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-19 06:51:55,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 [2022-11-19 06:51:55,544 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-19 06:51:55,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2022-11-19 06:51:55,944 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-19 06:51:55,945 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 06:51:55,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 165 conjunts are in the unsatisfiable core [2022-11-19 06:51:55,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:51:56,938 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:51:56,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:52:22,982 WARN L233 SmtUtils]: Spent 11.16s 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) [2022-11-19 06:52:35,387 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:52:35,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1502381247] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:52:35,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [291676060] [2022-11-19 06:52:35,387 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-19 06:52:35,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:52:35,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:52:35,390 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:52:35,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-19 06:52:35,585 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-19 06:52:35,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 06:52:35,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 152 conjunts are in the unsatisfiable core [2022-11-19 06:52:35,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:52:36,712 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:52:36,712 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:52:53,358 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:52:53,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [291676060] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:52:53,359 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-19 06:52:53,359 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 9, 7, 7] total 26 [2022-11-19 06:52:53,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651113735] [2022-11-19 06:52:53,359 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-19 06:52:53,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-11-19 06:52:53,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:52:53,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-19 06:52:53,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=525, Unknown=7, NotChecked=0, Total=650 [2022-11-19 06:52:53,361 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 26 states, 26 states have (on average 1.6538461538461537) internal successors, (43), 26 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) [2022-11-19 06:52:53,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:52:53,623 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-11-19 06:52:53,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-19 06:52:53,624 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 1.6538461538461537) internal successors, (43), 26 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 [2022-11-19 06:52:53,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:52:53,624 INFO L225 Difference]: With dead ends: 19 [2022-11-19 06:52:53,625 INFO L226 Difference]: Without dead ends: 17 [2022-11-19 06:52:53,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 30 SyntacticMatches, 6 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 66.2s TimeCoverageRelationStatistics Valid=138, Invalid=611, Unknown=7, NotChecked=0, Total=756 [2022-11-19 06:52:53,626 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 13 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 58 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:52:53,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 59 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 58 Unchecked, 0.1s Time] [2022-11-19 06:52:53,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-11-19 06:52:53,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-11-19 06:52:53,631 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) [2022-11-19 06:52:53,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-19 06:52:53,632 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-11-19 06:52:53,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:52:53,632 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-19 06:52:53,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 1.6538461538461537) internal successors, (43), 26 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) [2022-11-19 06:52:53,633 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-19 06:52:53,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-19 06:52:53,633 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:52:53,634 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-11-19 06:52:53,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2022-11-19 06:52:53,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-19 06:52:54,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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 [2022-11-19 06:52:54,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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 [2022-11-19 06:52:54,238 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:52:54,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:52:54,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-11-19 06:52:54,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:52:54,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1841397891] [2022-11-19 06:52:54,239 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-19 06:52:54,239 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 [2022-11-19 06:52:54,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:52:54,245 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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) [2022-11-19 06:52:54,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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 [2022-11-19 06:52:55,737 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-19 06:52:55,737 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 06:52:55,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 206 conjunts are in the unsatisfiable core [2022-11-19 06:52:55,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:52:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:52:59,111 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:53:32,364 WARN L233 SmtUtils]: Spent 6.27s 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) [2022-11-19 06:53:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:53:57,657 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:53:57,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1841397891] [2022-11-19 06:53:57,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1841397891] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:53:57,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [746059853] [2022-11-19 06:53:57,658 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-19 06:53:57,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-19 06:53:57,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 [2022-11-19 06:53:57,665 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-19 06:53:57,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2022-11-19 06:53:58,439 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-19 06:53:58,440 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 06:53:58,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 241 conjunts are in the unsatisfiable core [2022-11-19 06:53:58,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:54:01,199 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:54:01,199 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:54:34,765 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:54:34,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [746059853] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:54:34,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542378001] [2022-11-19 06:54:34,766 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-19 06:54:34,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:54:34,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:54:34,769 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:54:34,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-19 06:54:36,225 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-19 06:54:36,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 06:54:36,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 217 conjunts are in the unsatisfiable core [2022-11-19 06:54:36,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:54:54,959 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:54:54,959 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:55:37,537 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:55:37,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542378001] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:55:37,538 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-19 06:55:37,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10, 10, 8, 8] total 28 [2022-11-19 06:55:37,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507040789] [2022-11-19 06:55:37,538 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-19 06:55:37,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-19 06:55:37,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:55:37,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-19 06:55:37,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=625, Unknown=20, NotChecked=0, Total=756 [2022-11-19 06:55:37,540 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) [2022-11-19 06:55:51,640 WARN L233 SmtUtils]: Spent 13.63s on a formula simplification. DAG size of input: 394 DAG size of output: 97 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:56:00,646 WARN L233 SmtUtils]: Spent 8.82s on a formula simplification. DAG size of input: 401 DAG size of output: 105 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:56:16,506 WARN L233 SmtUtils]: Spent 15.59s on a formula simplification. DAG size of input: 580 DAG size of output: 162 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:56:34,353 WARN L233 SmtUtils]: Spent 17.48s on a formula simplification. DAG size of input: 593 DAG size of output: 169 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:57:03,800 WARN L233 SmtUtils]: Spent 29.06s on a formula simplification. DAG size of input: 797 DAG size of output: 299 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:57:33,615 WARN L233 SmtUtils]: Spent 29.36s on a formula simplification. DAG size of input: 595 DAG size of output: 223 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:57:33,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:57:33,618 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2022-11-19 06:57:33,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-19 06:57:33,619 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 [2022-11-19 06:57:33,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:57:33,619 INFO L225 Difference]: With dead ends: 15 [2022-11-19 06:57:33,619 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 06:57:33,620 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 45 SyntacticMatches, 9 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 204.3s TimeCoverageRelationStatistics Valid=266, Invalid=1046, Unknown=20, NotChecked=0, Total=1332 [2022-11-19 06:57:33,621 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 11 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 26 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 06:57:33,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 31 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 26 Unchecked, 0.0s Time] [2022-11-19 06:57:33,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 06:57:33,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 06:57:33,622 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) [2022-11-19 06:57:33,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 06:57:33,623 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2022-11-19 06:57:33,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:57:33,623 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 06:57:33,623 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) [2022-11-19 06:57:33,624 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 06:57:33,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 06:57:33,626 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 06:57:33,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2022-11-19 06:57:33,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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)] Forceful destruction successful, exit code 0 [2022-11-19 06:57:34,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-19 06:57:34,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:57:34,234 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-19 06:57:36,237 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-19 06:57:36,238 INFO L895 garLoopResultBuilder]: At program point L108-2(lines 108 316) the Hoare annotation is: (let ((.cse7 ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~var_109~0#1|)) (.cse3 (= ((_ 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 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_62~0#1|))))) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_66~0#1|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_70~0#1|)))))))))) .cse7))) ((_ 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 ((_ zero_extend 24) |ULTIMATE.start_main_~state_47~0#1|) ((_ zero_extend 24) |ULTIMATE.start_main_~state_45~0#1|)))))))) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_49~0#1|)))))))))) .cse7))))) (.cse14 (= |ULTIMATE.start_main_~var_22~0#1| (_ bv0 8))) (.cse0 ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_5~0#1|)) (.cse15 (exists ((|ULTIMATE.start_main_~var_115_arg_2~0#1| (_ BitVec 8))) (let ((.cse38 ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_115_arg_2~0#1|)))) (and (= .cse38 |ULTIMATE.start_main_~state_45~0#1|) (= .cse38 |ULTIMATE.start_main_~state_62~0#1|))))) (.cse22 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_5~0#1|)) (.cse23 (= (_ bv1 8) |ULTIMATE.start_main_~var_31~0#1|)) (.cse29 (exists ((|ULTIMATE.start_main_~var_91_arg_2~0#1| (_ BitVec 8))) (let ((.cse37 ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_91_arg_2~0#1|)))) (and (= .cse37 |ULTIMATE.start_main_~state_41~0#1|) (= .cse37 |ULTIMATE.start_main_~state_53~0#1|))))) (.cse30 (= |ULTIMATE.start_main_~var_9~0#1| (_ bv0 8))) (.cse31 (= (bvadd (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (_ bv0 8))) (.cse32 (exists ((|ULTIMATE.start_main_~input_3~0#1| (_ BitVec 8))) (let ((.cse36 ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_3~0#1|)))) (and (= |ULTIMATE.start_main_~state_66~0#1| .cse36) (= |ULTIMATE.start_main_~state_47~0#1| .cse36))))) (.cse9 (= (_ bv0 8) |ULTIMATE.start_main_~state_23~0#1|))) (or (let ((.cse6 ((_ zero_extend 24) |ULTIMATE.start_main_~state_18~0#1|)) (.cse13 ((_ zero_extend 24) |ULTIMATE.start_main_~state_10~0#1|)) (.cse27 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_64~0#1|))))) (let ((.cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_68~0#1|)))) (.cse25 (bvneg ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_72~0#1|))))) (.cse28 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse7 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) |ULTIMATE.start_main_~state_59~0#1|) (bvneg ((_ zero_extend 24) |ULTIMATE.start_main_~state_55~0#1|))))))))))))) (.cse24 (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse27)) .cse0)) (_ bv0 8))) (.cse4 (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse13)) .cse0)))) (.cse8 ((_ zero_extend 24) |ULTIMATE.start_main_~state_26~0#1|)) (.cse10 (bvneg .cse6)) (.cse11 (not .cse9)) (.cse12 ((_ zero_extend 24) |ULTIMATE.start_main_~state_12~0#1|))) (and (exists ((|ULTIMATE.start_main_~var_91_arg_2~0#1| (_ BitVec 8))) (let ((.cse1 ((_ 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 .cse0 ((_ zero_extend 24) .cse1))) |ULTIMATE.start_main_~state_57~0#1|) (= .cse1 |ULTIMATE.start_main_~state_43~0#1|)))) .cse2 (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv0 32))) .cse3 (or .cse4 (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse13))))))) (and (or (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse5 .cse6))))) .cse7))) .cse8) .cse9) (or (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse5 .cse10))))) .cse7))) .cse8) .cse11)))) .cse14 .cse15 (or (exists ((|ULTIMATE.start_main_~var_115_arg_2~0#1| (_ BitVec 8))) (let ((.cse16 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_115_arg_2~0#1|))))) (and (= ((_ extract 7 0) .cse16) |ULTIMATE.start_main_~state_64~0#1|) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) .cse16))) .cse7))) (_ bv1 32))) (exists ((|ULTIMATE.start_main_~input_3~0#1| (_ BitVec 8))) (let ((.cse17 ((_ 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 .cse17) .cse16)))))) |ULTIMATE.start_main_~state_59~0#1|) (= ((_ extract 7 0) .cse17) |ULTIMATE.start_main_~state_68~0#1|))))))) (exists ((|ULTIMATE.start_main_~var_115_arg_2~0#1| (_ BitVec 8))) (let ((.cse19 ((_ 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 ((.cse18 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_3~0#1|))))) (and (= ((_ extract 7 0) .cse18) |ULTIMATE.start_main_~state_68~0#1|) (= ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse18 .cse19)))))) |ULTIMATE.start_main_~state_59~0#1|)))) (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) .cse19))) .cse7))) (_ bv1 32)) (= ((_ extract 7 0) .cse19) |ULTIMATE.start_main_~state_64~0#1|))))) (or (exists ((|ULTIMATE.start_main_~var_91_arg_2~0#1| (_ BitVec 8))) (let ((.cse20 ((_ 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) .cse20)) .cse0)) |ULTIMATE.start_main_~state_23~0#1|) (= ((_ extract 7 0) (bvand .cse0 .cse20)) (_ bv0 8))))) (exists ((|ULTIMATE.start_main_~var_91_arg_2~0#1| (_ BitVec 8))) (let ((.cse21 ((_ 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) .cse21)) .cse0)) |ULTIMATE.start_main_~state_23~0#1|) (not (= ((_ extract 7 0) (bvand .cse0 .cse21)) (_ bv0 8))))))) .cse22 .cse23 (or (not .cse24) (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse25 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse26) .cse27)))))))))) .cse7))) .cse28)) .cse29 .cse30 .cse31 .cse32 (or (= ((_ 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 .cse27 .cse26))))) .cse25))))) .cse7))) .cse28) .cse24) (or (not .cse4) (let ((.cse33 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse12) .cse13))))))) (and (or (= .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse33 .cse6))))) .cse7)))) .cse9) (or (= .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse33 .cse10))))) .cse7)))) .cse11))))))) (let ((.cse35 ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_22~0#1|))) (.cse34 ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_9~0#1|)))) (and .cse2 (= (_ bv0 8) |ULTIMATE.start_main_~state_10~0#1|) .cse3 (= .cse34 |ULTIMATE.start_main_~state_55~0#1|) .cse14 (= (_ bv0 8) |ULTIMATE.start_main_~state_26~0#1|) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) .cse35))) |ULTIMATE.start_main_~state_57~0#1|) .cse15 .cse22 .cse23 (= (_ bv0 8) |ULTIMATE.start_main_~state_12~0#1|) .cse29 .cse30 .cse31 (= .cse34 |ULTIMATE.start_main_~state_72~0#1|) .cse32 (= .cse34 |ULTIMATE.start_main_~state_68~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_18~0#1|) (= .cse35 |ULTIMATE.start_main_~state_43~0#1|) (= .cse34 |ULTIMATE.start_main_~state_64~0#1|) .cse9 (= .cse34 |ULTIMATE.start_main_~state_59~0#1|)))))) [2022-11-19 06:57:36,238 INFO L899 garLoopResultBuilder]: For program point L108-3(lines 108 316) no Hoare annotation was computed. [2022-11-19 06:57:36,239 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-19 06:57:36,239 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-19 06:57:36,239 INFO L895 garLoopResultBuilder]: At program point L317(lines 22 318) the Hoare annotation is: false [2022-11-19 06:57:36,239 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-19 06:57:36,239 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2022-11-19 06:57:36,239 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2022-11-19 06:57:36,239 INFO L899 garLoopResultBuilder]: For program point L20-1(line 20) no Hoare annotation was computed. [2022-11-19 06:57:36,239 INFO L899 garLoopResultBuilder]: For program point L20-3(line 20) no Hoare annotation was computed. [2022-11-19 06:57:36,243 INFO L444 BasicCegarLoop]: Path program histogram: [3, 1] [2022-11-19 06:57:36,245 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 06:57:36,270 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,271 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,272 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,272 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,272 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,272 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,273 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,273 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,273 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,273 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,273 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,274 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,274 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,274 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,274 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,275 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,275 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,275 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,275 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,276 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,276 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,276 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,276 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,276 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,277 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,277 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,277 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,277 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,305 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,312 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,313 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,313 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,313 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,318 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,318 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,319 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,319 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,319 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,319 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,320 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,320 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,320 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,320 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,321 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,321 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,321 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,322 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,322 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,322 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,322 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,322 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,323 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,324 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,324 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,324 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,324 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:57:36 BoogieIcfgContainer [2022-11-19 06:57:36,331 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 06:57:36,331 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 06:57:36,331 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 06:57:36,334 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 06:57:36,335 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:51:11" (3/4) ... [2022-11-19 06:57:36,345 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 06:57:36,357 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-19 06:57:36,358 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-19 06:57:36,358 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 06:57:36,385 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((\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 == 0bv32)) && ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(state_12), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~bvneg64(~zero_extendFrom8To32(state_18)))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(state_26) || !(0bv8 == state_23))))) && 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(~bvadd64(~bvneg64(~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(~bvadd64(~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) && (!(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_64)[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0] == 0bv8) || ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(~zero_extendFrom8To32(state_72)[7:0])), ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(~zero_extendFrom8To32(state_68)[7:0])), ~zero_extendFrom8To32(~zero_extendFrom8To32(state_64)[7:0]))[7:0])[7:0]))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(mask_SORT_1), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(state_59), ~bvneg64(~zero_extendFrom8To32(state_55)))[7:0])[7:0])[7:0]))[7:0]))) && (\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) && ~bvadd64(1bv8, mask_SORT_1) == 0bv8) && (\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])) && (~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(state_64)[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(state_68)[7:0]))[7:0])[7:0]), ~bvneg64(~zero_extendFrom8To32(~zero_extendFrom8To32(state_72)[7:0])))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(mask_SORT_1), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(state_59), ~bvneg64(~zero_extendFrom8To32(state_55)))[7:0])[7:0])[7:0]))[7:0]) || ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_64)[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0] == 0bv8)) && (!(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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(state_12)), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~bvneg64(~zero_extendFrom8To32(state_18)))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) || !(0bv8 == state_23))))) || (((((((((((((((((((((1bv8 == var_109 && 0bv8 == state_10) && ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~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(var_9)[7:0] == state_55) && var_22 == 0bv8) && 0bv8 == state_26) && ~bvand32(~zero_extendFrom8To32(mask_SORT_5), ~zero_extendFrom8To32(~zero_extendFrom8To32(var_22)[7:0]))[7:0] == state_57) && (\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)) && 1bv8 == mask_SORT_5) && 1bv8 == var_31) && 0bv8 == state_12) && (\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) && ~bvadd64(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])) && ~zero_extendFrom8To32(var_9)[7:0] == state_68) && 0bv8 == state_18) && ~zero_extendFrom8To32(var_22)[7:0] == state_43) && ~zero_extendFrom8To32(var_9)[7:0] == state_64) && 0bv8 == state_23) && ~zero_extendFrom8To32(var_9)[7:0] == state_59) [2022-11-19 06:57:36,420 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 06:57:36,421 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 06:57:36,421 INFO L158 Benchmark]: Toolchain (without parser) took 386533.46ms. Allocated memory was 73.4MB in the beginning and 302.0MB in the end (delta: 228.6MB). Free memory was 55.7MB in the beginning and 103.8MB in the end (delta: -48.1MB). Peak memory consumption was 181.1MB. Max. memory is 16.1GB. [2022-11-19 06:57:36,422 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 73.4MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:57:36,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 585.23ms. Allocated memory is still 73.4MB. Free memory was 55.4MB in the beginning and 51.9MB in the end (delta: 3.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 06:57:36,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.46ms. Allocated memory is still 73.4MB. Free memory was 51.9MB in the beginning and 49.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 06:57:36,423 INFO L158 Benchmark]: Boogie Preprocessor took 41.67ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 46.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 06:57:36,423 INFO L158 Benchmark]: RCFGBuilder took 770.33ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 40.8MB in the end (delta: 5.8MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-19 06:57:36,423 INFO L158 Benchmark]: TraceAbstraction took 384981.86ms. Allocated memory was 73.4MB in the beginning and 302.0MB in the end (delta: 228.6MB). Free memory was 40.1MB in the beginning and 110.1MB in the end (delta: -70.0MB). Peak memory consumption was 158.2MB. Max. memory is 16.1GB. [2022-11-19 06:57:36,424 INFO L158 Benchmark]: Witness Printer took 89.58ms. Allocated memory is still 302.0MB. Free memory was 109.1MB in the beginning and 103.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 06:57:36,426 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 73.4MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 585.23ms. Allocated memory is still 73.4MB. Free memory was 55.4MB in the beginning and 51.9MB in the end (delta: 3.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.46ms. Allocated memory is still 73.4MB. Free memory was 51.9MB in the beginning and 49.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.67ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 46.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 770.33ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 40.8MB in the end (delta: 5.8MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * TraceAbstraction took 384981.86ms. Allocated memory was 73.4MB in the beginning and 302.0MB in the end (delta: 228.6MB). Free memory was 40.1MB in the beginning and 110.1MB in the end (delta: -70.0MB). Peak memory consumption was 158.2MB. Max. memory is 16.1GB. * Witness Printer took 89.58ms. Allocated memory is still 302.0MB. Free memory was 109.1MB in the beginning and 103.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. 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_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_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[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_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_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[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_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] * 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: 384.8s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 116.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 129 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 101 IncrementalHoareTripleChecker+Unchecked, 109 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 39 IncrementalHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 20 mSDtfsCounter, 39 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 202 GetRequests, 100 SyntacticMatches, 19 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 672 ImplicationChecksByTransitivity, 277.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=3, InterpolantAutomatonStates: 36, 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, 740 HoareAnnotationTreeSize, 2 FomulaSimplifications, 26 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 371 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 4.1s SatisfiabilityAnalysisTime, 258.2s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 184 ConstructedInterpolants, 100 QuantifiedInterpolants, 56399 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 [2022-11-19 06:57:36,439 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,440 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,440 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,440 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,440 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,440 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,441 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,441 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,441 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,441 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,442 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,442 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,442 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,442 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,443 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,443 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,443 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,443 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,444 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,444 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,444 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,444 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,444 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,445 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,445 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,445 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,445 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,445 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,448 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,448 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,449 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,449 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,449 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,449 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,449 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,450 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,450 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,450 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,450 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,451 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,451 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,451 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,451 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,452 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,452 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,452 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,452 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,452 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,453 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,453 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,453 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,453 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_115_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,453 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,454 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~var_91_arg_2~0#1,QUANTIFIED] [2022-11-19 06:57:36,454 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] [2022-11-19 06:57:36,454 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~input_3~0#1,QUANTIFIED] Derived loop invariant: ((((((((((((((((((\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 == 0bv32)) && ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(state_12), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~bvneg64(~zero_extendFrom8To32(state_18)))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(state_26) || !(0bv8 == state_23))))) && 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(~bvadd64(~bvneg64(~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(~bvadd64(~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) && (!(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_64)[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0] == 0bv8) || ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(~zero_extendFrom8To32(state_72)[7:0])), ~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(~zero_extendFrom8To32(state_68)[7:0])), ~zero_extendFrom8To32(~zero_extendFrom8To32(state_64)[7:0]))[7:0])[7:0]))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(mask_SORT_1), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(state_59), ~bvneg64(~zero_extendFrom8To32(state_55)))[7:0])[7:0])[7:0]))[7:0]))) && (\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) && ~bvadd64(1bv8, mask_SORT_1) == 0bv8) && (\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])) && (~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(state_64)[7:0]), ~zero_extendFrom8To32(~zero_extendFrom8To32(state_68)[7:0]))[7:0])[7:0]), ~bvneg64(~zero_extendFrom8To32(~zero_extendFrom8To32(state_72)[7:0])))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) == ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(mask_SORT_1), ~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(state_59), ~bvneg64(~zero_extendFrom8To32(state_55)))[7:0])[7:0])[7:0]))[7:0]) || ~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(state_64)[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_5))[7:0] == 0bv8)) && (!(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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~bvneg64(~zero_extendFrom8To32(state_12)), ~zero_extendFrom8To32(state_10))[7:0])[7:0]), ~bvneg64(~zero_extendFrom8To32(state_18)))[7:0])[7:0]), ~zero_extendFrom8To32(mask_SORT_1))[7:0]) || !(0bv8 == state_23))))) || (((((((((((((((((((((1bv8 == var_109 && 0bv8 == state_10) && ~zero_extendFrom8To32(~bvand32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~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(~bvadd64(~zero_extendFrom8To32(~zero_extendFrom8To32(~zero_extendFrom8To32(~bvadd64(~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(var_9)[7:0] == state_55) && var_22 == 0bv8) && 0bv8 == state_26) && ~bvand32(~zero_extendFrom8To32(mask_SORT_5), ~zero_extendFrom8To32(~zero_extendFrom8To32(var_22)[7:0]))[7:0] == state_57) && (\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)) && 1bv8 == mask_SORT_5) && 1bv8 == var_31) && 0bv8 == state_12) && (\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) && ~bvadd64(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])) && ~zero_extendFrom8To32(var_9)[7:0] == state_68) && 0bv8 == state_18) && ~zero_extendFrom8To32(var_22)[7:0] == state_43) && ~zero_extendFrom8To32(var_9)[7:0] == state_64) && 0bv8 == state_23) && ~zero_extendFrom8To32(var_9)[7:0] == state_59) RESULT: Ultimate proved your program to be correct! [2022-11-19 06:57:36,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b007ecdf-b76b-4c9c-88a1-01852a5323e2/bin/utaipan-I9t0OCRTmS/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