./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/functions_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-acceleration/functions_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba --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 32bit --witnessprinter.graph.data.programhash 3c699f32b26271d9b8672d2685c3f1aa3d3ad54df32baf7d1d77d9a96ddd2517 --- 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-b5237d8 [2022-11-22 00:18:26,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:18:26,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:18:26,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:18:26,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:18:26,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:18:26,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:18:26,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:18:26,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:18:26,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:18:26,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:18:26,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:18:26,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:18:26,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:18:26,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:18:26,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:18:26,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:18:26,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:18:26,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:18:26,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:18:26,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:18:26,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:18:26,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:18:26,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:18:26,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:18:26,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:18:26,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:18:26,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:18:26,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:18:26,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:18:26,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:18:26,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:18:26,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:18:26,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:18:26,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:18:26,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:18:26,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:18:26,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:18:26,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:18:26,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:18:26,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:18:26,494 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-22 00:18:26,553 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:18:26,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:18:26,554 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:18:26,554 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:18:26,555 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:18:26,555 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:18:26,556 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:18:26,556 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:18:26,556 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:18:26,556 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:18:26,557 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:18:26,558 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:18:26,558 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:18:26,558 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:18:26,558 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:18:26,559 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:18:26,559 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:18:26,559 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:18:26,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:18:26,560 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:18:26,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:18:26,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:18:26,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:18:26,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:18:26,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:18:26,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:18:26,562 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:18:26,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:18:26,563 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:18:26,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:18:26,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:18:26,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:18:26,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:18:26,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:18:26,565 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:18:26,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:18:26,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:18:26,565 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:18:26,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:18:26,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:18:26,566 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:18:26,567 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_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c699f32b26271d9b8672d2685c3f1aa3d3ad54df32baf7d1d77d9a96ddd2517 [2022-11-22 00:18:26,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:18:26,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:18:26,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:18:26,873 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:18:26,874 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:18:26,875 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/loop-acceleration/functions_1-2.c [2022-11-22 00:18:29,821 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:18:30,072 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:18:30,073 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/sv-benchmarks/c/loop-acceleration/functions_1-2.c [2022-11-22 00:18:30,078 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/data/711dc5d38/c646e48d7a894b2fb86627d4f639ee3c/FLAG4044ea3d6 [2022-11-22 00:18:30,093 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/data/711dc5d38/c646e48d7a894b2fb86627d4f639ee3c [2022-11-22 00:18:30,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:18:30,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:18:30,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:18:30,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:18:30,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:18:30,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2afd9b6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30, skipping insertion in model container [2022-11-22 00:18:30,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:18:30,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:18:30,286 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/sv-benchmarks/c/loop-acceleration/functions_1-2.c[325,338] [2022-11-22 00:18:30,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:18:30,305 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:18:30,317 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/sv-benchmarks/c/loop-acceleration/functions_1-2.c[325,338] [2022-11-22 00:18:30,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:18:30,332 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:18:30,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30 WrapperNode [2022-11-22 00:18:30,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:18:30,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:18:30,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:18:30,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:18:30,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,368 INFO L138 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 28 [2022-11-22 00:18:30,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:18:30,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:18:30,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:18:30,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:18:30,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,386 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:18:30,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:18:30,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:18:30,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:18:30,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (1/1) ... [2022-11-22 00:18:30,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:18:30,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:18:30,421 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:18:30,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:18:30,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:18:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:18:30,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:18:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:18:30,546 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:18:30,548 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:18:30,719 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:18:30,740 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:18:30,741 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 00:18:30,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:18:30 BoogieIcfgContainer [2022-11-22 00:18:30,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:18:30,745 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:18:30,746 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:18:30,749 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:18:30,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:18:30" (1/3) ... [2022-11-22 00:18:30,750 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c8a340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:18:30, skipping insertion in model container [2022-11-22 00:18:30,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:18:30" (2/3) ... [2022-11-22 00:18:30,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c8a340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:18:30, skipping insertion in model container [2022-11-22 00:18:30,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:18:30" (3/3) ... [2022-11-22 00:18:30,752 INFO L112 eAbstractionObserver]: Analyzing ICFG functions_1-2.c [2022-11-22 00:18:30,772 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:18:30,772 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 00:18:30,836 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:18:30,846 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;@17a51c86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:18:30,847 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 00:18:30,851 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) [2022-11-22 00:18:30,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-22 00:18:30,858 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:18:30,859 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-22 00:18:30,860 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:18:30,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:18:30,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1972614, now seen corresponding path program 1 times [2022-11-22 00:18:30,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:18:30,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896307372] [2022-11-22 00:18:30,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:18:30,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:18:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:18:31,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:31,198 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:18:31,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896307372] [2022-11-22 00:18:31,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896307372] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:18:31,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:18:31,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:18:31,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763173821] [2022-11-22 00:18:31,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:18:31,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:18:31,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:18:31,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:18:31,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:18:31,254 INFO L87 Difference]: Start difference. First 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) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-11-22 00:18:31,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:18:31,296 INFO L93 Difference]: Finished difference Result 13 states and 15 transitions. [2022-11-22 00:18:31,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:18:31,302 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2022-11-22 00:18:31,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:18:31,309 INFO L225 Difference]: With dead ends: 13 [2022-11-22 00:18:31,310 INFO L226 Difference]: Without dead ends: 6 [2022-11-22 00:18:31,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:18:31,318 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:18:31,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:18:31,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2022-11-22 00:18:31,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2022-11-22 00:18:31,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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) [2022-11-22 00:18:31,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2022-11-22 00:18:31,401 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 6 transitions. Word has length 4 [2022-11-22 00:18:31,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:18:31,401 INFO L495 AbstractCegarLoop]: Abstraction has 6 states and 6 transitions. [2022-11-22 00:18:31,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-11-22 00:18:31,402 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2022-11-22 00:18:31,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-22 00:18:31,402 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:18:31,403 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-22 00:18:31,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 00:18:31,403 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:18:31,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:18:31,404 INFO L85 PathProgramCache]: Analyzing trace with hash 61048167, now seen corresponding path program 1 times [2022-11-22 00:18:31,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:18:31,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383824797] [2022-11-22 00:18:31,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:18:31,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:18:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:18:31,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:31,572 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:18:31,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383824797] [2022-11-22 00:18:31,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383824797] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:18:31,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254063852] [2022-11-22 00:18:31,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:18:31,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:18:31,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:18:31,577 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:18:31,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 00:18:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:18:31,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-22 00:18:31,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:18:31,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:31,740 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:18:31,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:31,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254063852] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:18:31,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1443511623] [2022-11-22 00:18:31,830 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2022-11-22 00:18:31,830 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:18:31,836 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:18:31,844 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:18:31,845 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:18:32,145 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:18:32,401 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '69#(and (<= 0 |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (= (ite (<= (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) 2147483647) (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) (+ (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) (- 4294967296))) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (not (< (mod |ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 00:18:32,402 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 00:18:32,402 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:18:32,402 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2022-11-22 00:18:32,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597230256] [2022-11-22 00:18:32,403 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 00:18:32,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-22 00:18:32,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:18:32,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-22 00:18:32,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-22 00:18:32,406 INFO L87 Difference]: Start difference. First operand 6 states and 6 transitions. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 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) [2022-11-22 00:18:32,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:18:32,486 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2022-11-22 00:18:32,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 00:18:32,488 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 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 [2022-11-22 00:18:32,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:18:32,489 INFO L225 Difference]: With dead ends: 12 [2022-11-22 00:18:32,489 INFO L226 Difference]: Without dead ends: 9 [2022-11-22 00:18:32,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-11-22 00:18:32,491 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:18:32,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:18:32,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2022-11-22 00:18:32,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2022-11-22 00:18:32,495 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) [2022-11-22 00:18:32,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-22 00:18:32,496 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-22 00:18:32,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:18:32,496 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-22 00:18:32,497 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 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) [2022-11-22 00:18:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-22 00:18:32,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-22 00:18:32,497 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:18:32,498 INFO L195 NwaCegarLoop]: trace histogram [4, 1, 1, 1, 1] [2022-11-22 00:18:32,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 00:18:32,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:18:32,705 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:18:32,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:18:32,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1812629958, now seen corresponding path program 2 times [2022-11-22 00:18:32,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:18:32,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434380797] [2022-11-22 00:18:32,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:18:32,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:18:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:18:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:33,204 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:18:33,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434380797] [2022-11-22 00:18:33,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434380797] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:18:33,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944132272] [2022-11-22 00:18:33,209 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-22 00:18:33,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:18:33,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:18:33,210 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:18:33,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 00:18:33,293 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-22 00:18:33,294 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 00:18:33,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-22 00:18:33,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:18:33,386 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:33,387 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:18:33,506 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:33,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [944132272] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:18:33,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1436311324] [2022-11-22 00:18:33,514 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2022-11-22 00:18:33,515 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:18:33,515 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:18:33,515 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:18:33,515 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:18:33,614 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:18:33,861 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '160#(and (<= 0 |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (= (ite (<= (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) 2147483647) (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) (+ (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) (- 4294967296))) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (not (< (mod |ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 00:18:33,861 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 00:18:33,861 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:18:33,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2022-11-22 00:18:33,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047553253] [2022-11-22 00:18:33,862 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 00:18:33,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-22 00:18:33,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:18:33,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-22 00:18:33,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=173, Unknown=0, NotChecked=0, Total=240 [2022-11-22 00:18:33,864 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 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) [2022-11-22 00:18:34,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:18:34,404 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2022-11-22 00:18:34,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-22 00:18:34,406 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 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 [2022-11-22 00:18:34,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:18:34,406 INFO L225 Difference]: With dead ends: 18 [2022-11-22 00:18:34,406 INFO L226 Difference]: Without dead ends: 15 [2022-11-22 00:18:34,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2022-11-22 00:18:34,408 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:18:34,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:18:34,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-11-22 00:18:34,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-11-22 00:18:34,413 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) [2022-11-22 00:18:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-22 00:18:34,414 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 8 [2022-11-22 00:18:34,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:18:34,414 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-22 00:18:34,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 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) [2022-11-22 00:18:34,415 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-22 00:18:34,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-22 00:18:34,415 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:18:34,415 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1] [2022-11-22 00:18:34,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 00:18:34,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:18:34,616 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:18:34,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:18:34,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1371813414, now seen corresponding path program 3 times [2022-11-22 00:18:34,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:18:34,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45247877] [2022-11-22 00:18:34,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:18:34,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:18:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:18:35,309 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:35,310 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:18:35,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45247877] [2022-11-22 00:18:35,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45247877] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:18:35,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2041886522] [2022-11-22 00:18:35,311 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-22 00:18:35,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:18:35,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:18:35,312 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:18:35,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 00:18:35,429 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-22 00:18:35,429 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 00:18:35,432 WARN L261 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-22 00:18:35,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:18:35,541 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:35,542 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:18:35,897 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:35,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2041886522] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:18:35,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [612490611] [2022-11-22 00:18:35,899 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2022-11-22 00:18:35,900 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:18:35,900 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:18:35,900 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:18:35,900 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:18:35,960 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:18:36,254 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '329#(and (<= 0 |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (= (ite (<= (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) 2147483647) (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) (+ (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) (- 4294967296))) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (not (< (mod |ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 00:18:36,255 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 00:18:36,255 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:18:36,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 24 [2022-11-22 00:18:36,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997044831] [2022-11-22 00:18:36,255 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 00:18:36,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-11-22 00:18:36,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:18:36,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-11-22 00:18:36,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=557, Unknown=0, NotChecked=0, Total=756 [2022-11-22 00:18:36,257 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 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) [2022-11-22 00:18:42,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:18:42,572 INFO L93 Difference]: Finished difference Result 30 states and 41 transitions. [2022-11-22 00:18:42,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-22 00:18:42,573 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 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 14 [2022-11-22 00:18:42,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:18:42,574 INFO L225 Difference]: With dead ends: 30 [2022-11-22 00:18:42,574 INFO L226 Difference]: Without dead ends: 27 [2022-11-22 00:18:42,575 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=449, Invalid=957, Unknown=0, NotChecked=0, Total=1406 [2022-11-22 00:18:42,576 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-22 00:18:42,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-22 00:18:42,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-11-22 00:18:42,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-11-22 00:18:42,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 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) [2022-11-22 00:18:42,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2022-11-22 00:18:42,584 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 14 [2022-11-22 00:18:42,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:18:42,584 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2022-11-22 00:18:42,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 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) [2022-11-22 00:18:42,585 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2022-11-22 00:18:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-22 00:18:42,585 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:18:42,585 INFO L195 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1] [2022-11-22 00:18:42,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-22 00:18:42,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:18:42,792 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:18:42,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:18:42,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1620915942, now seen corresponding path program 4 times [2022-11-22 00:18:42,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:18:42,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331549840] [2022-11-22 00:18:42,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:18:42,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:18:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:18:44,539 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:44,539 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:18:44,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331549840] [2022-11-22 00:18:44,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331549840] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:18:44,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382480710] [2022-11-22 00:18:44,540 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-22 00:18:44,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:18:44,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:18:44,543 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:18:44,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-22 00:18:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:18:44,660 WARN L261 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 179 conjunts are in the unsatisfiable core [2022-11-22 00:18:44,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:18:44,833 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:44,833 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:18:46,191 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:18:46,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382480710] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:18:46,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [893199990] [2022-11-22 00:18:46,194 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2022-11-22 00:18:46,194 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:18:46,194 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:18:46,194 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:18:46,195 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:18:46,262 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:18:46,686 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '654#(and (<= 0 |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (= (ite (<= (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) 2147483647) (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) (+ (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) (- 4294967296))) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (not (< (mod |ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 00:18:46,686 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 00:18:46,687 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:18:46,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 48 [2022-11-22 00:18:46,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336712667] [2022-11-22 00:18:46,687 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 00:18:46,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2022-11-22 00:18:46,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:18:46,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2022-11-22 00:18:46,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=679, Invalid=1973, Unknown=0, NotChecked=0, Total=2652 [2022-11-22 00:18:46,690 INFO L87 Difference]: Start difference. First operand 27 states and 27 transitions. Second operand has 49 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 48 states have internal predecessors, (52), 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) [2022-11-22 00:21:17,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:21:17,862 INFO L93 Difference]: Finished difference Result 54 states and 77 transitions. [2022-11-22 00:21:17,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-22 00:21:17,863 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 48 states have internal predecessors, (52), 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 26 [2022-11-22 00:21:17,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:21:17,864 INFO L225 Difference]: With dead ends: 54 [2022-11-22 00:21:17,864 INFO L226 Difference]: Without dead ends: 51 [2022-11-22 00:21:17,867 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 429 ImplicationChecksByTransitivity, 152.8s TimeCoverageRelationStatistics Valid=1755, Invalid=3645, Unknown=2, NotChecked=0, Total=5402 [2022-11-22 00:21:17,868 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-22 00:21:17,868 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 50 Invalid, 607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-22 00:21:17,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-11-22 00:21:17,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-11-22 00:21:17,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 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) [2022-11-22 00:21:17,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2022-11-22 00:21:17,890 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 51 transitions. Word has length 26 [2022-11-22 00:21:17,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:21:17,890 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 51 transitions. [2022-11-22 00:21:17,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 48 states have internal predecessors, (52), 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) [2022-11-22 00:21:17,893 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2022-11-22 00:21:17,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-22 00:21:17,894 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:21:17,895 INFO L195 NwaCegarLoop]: trace histogram [46, 1, 1, 1, 1] [2022-11-22 00:21:17,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-22 00:21:18,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:21:18,101 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:21:18,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:21:18,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1280170086, now seen corresponding path program 5 times [2022-11-22 00:21:18,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:21:18,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197201194] [2022-11-22 00:21:18,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:21:18,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:21:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:21:23,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:21:23,463 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:21:23,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197201194] [2022-11-22 00:21:23,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197201194] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:21:23,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1774357454] [2022-11-22 00:21:23,463 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-22 00:21:23,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:21:23,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:21:23,465 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:21:23,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d13dba-4615-4585-8e7b-35450d2a786a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-22 00:21:26,121 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 24 check-sat command(s) [2022-11-22 00:21:26,121 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 00:21:26,135 WARN L261 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 372 conjunts are in the unsatisfiable core [2022-11-22 00:21:26,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:21:26,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:21:26,468 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:21:45,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:21:45,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1774357454] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:21:45,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2035275951] [2022-11-22 00:21:45,241 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2022-11-22 00:21:45,242 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:21:45,242 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:21:45,242 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:21:45,243 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:21:45,283 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:21:46,635 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1291#(and (<= 0 |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (= (ite (<= (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) 2147483647) (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) (+ (mod (mod |ULTIMATE.start_main_~x~0#1| 2) 4294967296) (- 4294967296))) |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (not (< (mod |ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |#NULL.offset| 0) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 00:21:46,636 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 00:21:46,636 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:21:46,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48, 48] total 96 [2022-11-22 00:21:46,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563097479] [2022-11-22 00:21:46,637 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 00:21:46,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2022-11-22 00:21:46,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:21:46,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2022-11-22 00:21:46,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2595, Invalid=7305, Unknown=0, NotChecked=0, Total=9900 [2022-11-22 00:21:46,642 INFO L87 Difference]: Start difference. First operand 51 states and 51 transitions. Second operand has 97 states, 97 states have (on average 1.0309278350515463) internal successors, (100), 96 states have internal predecessors, (100), 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) [2022-11-22 00:21:49,829 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse11 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 80) 4294967296) 268435455)) (.cse8 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 16) 4294967296) 268435455)) (.cse19 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 6) 4294967296) 268435455)) (.cse21 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455)) (.cse2 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 68) 4294967296) 268435455)) (.cse18 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 14) 4294967296) 268435455)) (.cse9 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455)) (.cse23 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455)) (.cse7 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 52) 4294967296) 268435455)) (.cse5 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455)) (.cse28 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) (.cse25 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455)) (.cse31 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 90) 4294967296) 268435455)) (.cse39 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 64) 4294967296) 268435455)) (.cse27 (< (mod (+ 66 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse14 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 42) 4294967296) 268435455)) (.cse26 (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse32 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455)) (.cse20 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455)) (.cse40 (< (mod (+ 88 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse36 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 86) 4294967296) 268435455)) (.cse24 (< (mod (+ 56 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse1 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 72) 4294967296) 268435455)) (.cse3 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 70) 4294967296) 268435455)) (.cse33 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 32) 4294967296) 268435455)) (.cse30 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 30) 4294967296) 268435455)) (.cse10 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 78) 4294967296) 268435455)) (.cse44 (< (mod (+ 76 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse0 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 74) 4294967296) 268435455)) (.cse6 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455)) (.cse13 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455)) (.cse15 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 44) 4294967296) 268435455)) (.cse12 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 46) 4294967296) 268435455)) (.cse38 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 62) 4294967296) 268435455)) (.cse22 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 2) 4294967296) 268435455)) (.cse17 (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (.cse45 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296) 268435455)) (.cse43 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 58) 4294967296) 268435455)) (.cse34 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455)) (.cse35 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455)) (.cse4 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455)) (.cse41 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455)) (.cse42 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 22) 4294967296) 268435455)) (.cse29 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455)) (.cse16 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 82) 4294967296) 268435455)) (.cse37 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 84) 4294967296) 268435455))) (and (or .cse0 (not .cse1)) (or (not .cse2) .cse3) (or (not .cse4) .cse5) (or (not .cse6) .cse7) (or (not .cse8) .cse9) (or (not .cse10) .cse11) (or (not .cse12) .cse13) (or (not .cse14) .cse15) (or .cse16 (not .cse11)) .cse17 (or .cse8 (not .cse18)) (or (not .cse19) .cse20) (or .cse21 (not .cse22)) (or .cse19 (not .cse21)) (or (not .cse23) .cse24) (or (not .cse25) .cse26) (or .cse2 (not .cse27)) (or .cse18 (not .cse28)) (or .cse29 (not .cse9)) (or .cse23 (not .cse7)) (or (not .cse5) .cse30) (or (< (mod (+ 92 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (not .cse31)) (or (not .cse32) .cse28) (or (not .cse33) .cse34) (or .cse25 (not .cse35)) (or .cse36 (not .cse37)) (or (not .cse38) .cse39) (or .cse31 (not .cse40)) (or (not .cse39) .cse27) (or .cse41 (not .cse42)) (or .cse14 (not .cse26)) (or .cse32 (not .cse20)) (or .cse40 (not .cse36)) (or (not .cse24) .cse43) (or .cse1 (not .cse3)) (or .cse33 (not .cse30)) (or (not .cse44) .cse10) (or .cse44 (not .cse0)) (or .cse6 (not .cse13)) (or (not .cse15) .cse12) (or (not .cse45) .cse38) (or .cse22 (not .cse17)) (or .cse45 (not .cse43)) (or (not .cse34) .cse35) (or .cse4 (not .cse41)) (or .cse42 (not .cse29)) (or (not .cse16) .cse37))) is different from false [2022-11-22 00:21:51,856 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse11 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 80) 4294967296) 268435455)) (.cse8 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 16) 4294967296) 268435455)) (.cse19 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 6) 4294967296) 268435455)) (.cse21 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455)) (.cse2 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 68) 4294967296) 268435455)) (.cse18 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 14) 4294967296) 268435455)) (.cse9 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455)) (.cse23 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455)) (.cse7 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 52) 4294967296) 268435455)) (.cse5 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455)) (.cse28 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) (.cse25 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455)) (.cse38 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 64) 4294967296) 268435455)) (.cse27 (< (mod (+ 66 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse14 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 42) 4294967296) 268435455)) (.cse26 (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse31 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455)) (.cse20 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455)) (.cse39 (< (mod (+ 88 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse35 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 86) 4294967296) 268435455)) (.cse24 (< (mod (+ 56 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse1 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 72) 4294967296) 268435455)) (.cse3 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 70) 4294967296) 268435455)) (.cse32 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 32) 4294967296) 268435455)) (.cse30 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 30) 4294967296) 268435455)) (.cse10 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 78) 4294967296) 268435455)) (.cse43 (< (mod (+ 76 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse0 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 74) 4294967296) 268435455)) (.cse6 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455)) (.cse13 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455)) (.cse15 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 44) 4294967296) 268435455)) (.cse12 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 46) 4294967296) 268435455)) (.cse37 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 62) 4294967296) 268435455)) (.cse22 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 2) 4294967296) 268435455)) (.cse17 (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (.cse44 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296) 268435455)) (.cse42 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 58) 4294967296) 268435455)) (.cse33 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455)) (.cse34 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455)) (.cse4 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455)) (.cse40 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455)) (.cse41 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 22) 4294967296) 268435455)) (.cse29 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455)) (.cse16 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 82) 4294967296) 268435455)) (.cse36 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 84) 4294967296) 268435455))) (and (or .cse0 (not .cse1)) (or (not .cse2) .cse3) (or (not .cse4) .cse5) (or (not .cse6) .cse7) (or (not .cse8) .cse9) (or (not .cse10) .cse11) (or (not .cse12) .cse13) (or (not .cse14) .cse15) (or .cse16 (not .cse11)) .cse17 (or .cse8 (not .cse18)) (or (not .cse19) .cse20) (or .cse21 (not .cse22)) (or .cse19 (not .cse21)) (or (not .cse23) .cse24) (or (not .cse25) .cse26) (or .cse2 (not .cse27)) (or .cse18 (not .cse28)) (or .cse29 (not .cse9)) (or .cse23 (not .cse7)) (or (not .cse5) .cse30) (or (not .cse31) .cse28) (or (not .cse32) .cse33) (or .cse25 (not .cse34)) (or .cse35 (not .cse36)) (or (not .cse37) .cse38) (or (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 90) 4294967296) 268435455) (not .cse39)) (or (not .cse38) .cse27) (or .cse40 (not .cse41)) (or .cse14 (not .cse26)) (or .cse31 (not .cse20)) (or .cse39 (not .cse35)) (or (not .cse24) .cse42) (or .cse1 (not .cse3)) (or .cse32 (not .cse30)) (or (not .cse43) .cse10) (or .cse43 (not .cse0)) (or .cse6 (not .cse13)) (or (not .cse15) .cse12) (or (not .cse44) .cse37) (or .cse22 (not .cse17)) (or .cse44 (not .cse42)) (or (not .cse33) .cse34) (or .cse4 (not .cse40)) (or .cse41 (not .cse29)) (or (not .cse16) .cse36))) is different from false [2022-11-22 00:21:53,873 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse11 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 80) 4294967296) 268435455)) (.cse8 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 16) 4294967296) 268435455)) (.cse19 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 6) 4294967296) 268435455)) (.cse21 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455)) (.cse2 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 68) 4294967296) 268435455)) (.cse18 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 14) 4294967296) 268435455)) (.cse9 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455)) (.cse23 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455)) (.cse7 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 52) 4294967296) 268435455)) (.cse5 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455)) (.cse28 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) (.cse25 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455)) (.cse38 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 64) 4294967296) 268435455)) (.cse27 (< (mod (+ 66 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse14 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 42) 4294967296) 268435455)) (.cse26 (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse31 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455)) (.cse20 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455)) (.cse35 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 86) 4294967296) 268435455)) (.cse24 (< (mod (+ 56 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse1 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 72) 4294967296) 268435455)) (.cse3 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 70) 4294967296) 268435455)) (.cse32 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 32) 4294967296) 268435455)) (.cse30 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 30) 4294967296) 268435455)) (.cse10 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 78) 4294967296) 268435455)) (.cse42 (< (mod (+ 76 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse0 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 74) 4294967296) 268435455)) (.cse6 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455)) (.cse13 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455)) (.cse15 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 44) 4294967296) 268435455)) (.cse12 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 46) 4294967296) 268435455)) (.cse37 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 62) 4294967296) 268435455)) (.cse22 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 2) 4294967296) 268435455)) (.cse17 (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (.cse43 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296) 268435455)) (.cse41 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 58) 4294967296) 268435455)) (.cse33 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455)) (.cse34 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455)) (.cse4 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455)) (.cse39 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455)) (.cse40 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 22) 4294967296) 268435455)) (.cse29 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455)) (.cse16 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 82) 4294967296) 268435455)) (.cse36 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 84) 4294967296) 268435455))) (and (or .cse0 (not .cse1)) (or (not .cse2) .cse3) (or (not .cse4) .cse5) (or (not .cse6) .cse7) (or (not .cse8) .cse9) (or (not .cse10) .cse11) (or (not .cse12) .cse13) (or (not .cse14) .cse15) (or .cse16 (not .cse11)) .cse17 (or .cse8 (not .cse18)) (or (not .cse19) .cse20) (or .cse21 (not .cse22)) (or .cse19 (not .cse21)) (or (not .cse23) .cse24) (or (not .cse25) .cse26) (or .cse2 (not .cse27)) (or .cse18 (not .cse28)) (or .cse29 (not .cse9)) (or .cse23 (not .cse7)) (or (not .cse5) .cse30) (or (not .cse31) .cse28) (or (not .cse32) .cse33) (or .cse25 (not .cse34)) (or .cse35 (not .cse36)) (or (not .cse37) .cse38) (or (not .cse38) .cse27) (or .cse39 (not .cse40)) (or .cse14 (not .cse26)) (or .cse31 (not .cse20)) (or (< (mod (+ 88 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (not .cse35)) (or (not .cse24) .cse41) (or .cse1 (not .cse3)) (or .cse32 (not .cse30)) (or (not .cse42) .cse10) (or .cse42 (not .cse0)) (or .cse6 (not .cse13)) (or (not .cse15) .cse12) (or (not .cse43) .cse37) (or .cse22 (not .cse17)) (or .cse43 (not .cse41)) (or (not .cse33) .cse34) (or .cse4 (not .cse39)) (or .cse40 (not .cse29)) (or (not .cse16) .cse36))) is different from false [2022-11-22 00:25:29,707 WARN L233 SmtUtils]: Spent 2.70m on a formula simplification. DAG size of input: 264 DAG size of output: 10 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 00:25:31,725 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse11 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 80) 4294967296) 268435455)) (.cse8 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 16) 4294967296) 268435455)) (.cse19 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 6) 4294967296) 268435455)) (.cse21 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455)) (.cse2 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 68) 4294967296) 268435455)) (.cse18 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 14) 4294967296) 268435455)) (.cse9 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455)) (.cse23 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455)) (.cse7 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 52) 4294967296) 268435455)) (.cse5 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455)) (.cse28 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) (.cse25 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455)) (.cse36 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 64) 4294967296) 268435455)) (.cse27 (< (mod (+ 66 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse14 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 42) 4294967296) 268435455)) (.cse26 (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse31 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455)) (.cse20 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455)) (.cse24 (< (mod (+ 56 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse1 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 72) 4294967296) 268435455)) (.cse3 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 70) 4294967296) 268435455)) (.cse32 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 32) 4294967296) 268435455)) (.cse30 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 30) 4294967296) 268435455)) (.cse10 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 78) 4294967296) 268435455)) (.cse40 (< (mod (+ 76 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse0 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 74) 4294967296) 268435455)) (.cse6 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455)) (.cse13 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455)) (.cse15 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 44) 4294967296) 268435455)) (.cse12 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 46) 4294967296) 268435455)) (.cse35 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 62) 4294967296) 268435455)) (.cse22 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 2) 4294967296) 268435455)) (.cse17 (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (.cse41 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296) 268435455)) (.cse39 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 58) 4294967296) 268435455)) (.cse33 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455)) (.cse34 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455)) (.cse4 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455)) (.cse37 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455)) (.cse38 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 22) 4294967296) 268435455)) (.cse29 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455)) (.cse16 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 82) 4294967296) 268435455))) (and (or .cse0 (not .cse1)) (or (not .cse2) .cse3) (or (not .cse4) .cse5) (or (not .cse6) .cse7) (or (not .cse8) .cse9) (or (not .cse10) .cse11) (or (not .cse12) .cse13) (or (not .cse14) .cse15) (or .cse16 (not .cse11)) .cse17 (or .cse8 (not .cse18)) (or (not .cse19) .cse20) (or .cse21 (not .cse22)) (or .cse19 (not .cse21)) (or (not .cse23) .cse24) (or (not .cse25) .cse26) (or .cse2 (not .cse27)) (or .cse18 (not .cse28)) (or .cse29 (not .cse9)) (or .cse23 (not .cse7)) (or (not .cse5) .cse30) (or (not .cse31) .cse28) (or (not .cse32) .cse33) (or .cse25 (not .cse34)) (or (not .cse35) .cse36) (or (not .cse36) .cse27) (or .cse37 (not .cse38)) (or .cse14 (not .cse26)) (or .cse31 (not .cse20)) (or (not .cse24) .cse39) (or .cse1 (not .cse3)) (or .cse32 (not .cse30)) (or (not .cse40) .cse10) (or .cse40 (not .cse0)) (or .cse6 (not .cse13)) (or (not .cse15) .cse12) (or (not .cse41) .cse35) (or .cse22 (not .cse17)) (or .cse41 (not .cse39)) (or (not .cse33) .cse34) (or .cse4 (not .cse37)) (or .cse38 (not .cse29)) (or (not .cse16) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 84) 4294967296) 268435455)))) is different from false [2022-11-22 00:25:33,746 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse11 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 80) 4294967296) 268435455)) (.cse8 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 16) 4294967296) 268435455)) (.cse18 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 6) 4294967296) 268435455)) (.cse20 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455)) (.cse2 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 68) 4294967296) 268435455)) (.cse17 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 14) 4294967296) 268435455)) (.cse9 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455)) (.cse22 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455)) (.cse7 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 52) 4294967296) 268435455)) (.cse5 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455)) (.cse27 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) (.cse24 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455)) (.cse35 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 64) 4294967296) 268435455)) (.cse26 (< (mod (+ 66 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse14 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 42) 4294967296) 268435455)) (.cse25 (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse30 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455)) (.cse19 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455)) (.cse23 (< (mod (+ 56 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse1 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 72) 4294967296) 268435455)) (.cse3 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 70) 4294967296) 268435455)) (.cse31 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 32) 4294967296) 268435455)) (.cse29 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 30) 4294967296) 268435455)) (.cse10 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 78) 4294967296) 268435455)) (.cse39 (< (mod (+ 76 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse0 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 74) 4294967296) 268435455)) (.cse6 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455)) (.cse13 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455)) (.cse15 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 44) 4294967296) 268435455)) (.cse12 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 46) 4294967296) 268435455)) (.cse34 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 62) 4294967296) 268435455)) (.cse21 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 2) 4294967296) 268435455)) (.cse16 (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (.cse40 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296) 268435455)) (.cse38 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 58) 4294967296) 268435455)) (.cse32 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455)) (.cse33 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455)) (.cse4 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455)) (.cse36 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455)) (.cse37 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 22) 4294967296) 268435455)) (.cse28 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455))) (and (or .cse0 (not .cse1)) (or (not .cse2) .cse3) (or (not .cse4) .cse5) (or (not .cse6) .cse7) (or (not .cse8) .cse9) (or (not .cse10) .cse11) (or (not .cse12) .cse13) (or (not .cse14) .cse15) (or (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 82) 4294967296) 268435455) (not .cse11)) .cse16 (or .cse8 (not .cse17)) (or (not .cse18) .cse19) (or .cse20 (not .cse21)) (or .cse18 (not .cse20)) (or (not .cse22) .cse23) (or (not .cse24) .cse25) (or .cse2 (not .cse26)) (or .cse17 (not .cse27)) (or .cse28 (not .cse9)) (or .cse22 (not .cse7)) (or (not .cse5) .cse29) (or (not .cse30) .cse27) (or (not .cse31) .cse32) (or .cse24 (not .cse33)) (or (not .cse34) .cse35) (or (not .cse35) .cse26) (or .cse36 (not .cse37)) (or .cse14 (not .cse25)) (or .cse30 (not .cse19)) (or (not .cse23) .cse38) (or .cse1 (not .cse3)) (or .cse31 (not .cse29)) (or (not .cse39) .cse10) (or .cse39 (not .cse0)) (or .cse6 (not .cse13)) (or (not .cse15) .cse12) (or (not .cse40) .cse34) (or .cse21 (not .cse16)) (or .cse40 (not .cse38)) (or (not .cse32) .cse33) (or .cse4 (not .cse36)) (or .cse37 (not .cse28)))) is different from false [2022-11-22 00:25:35,761 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse8 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 16) 4294967296) 268435455)) (.cse17 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 6) 4294967296) 268435455)) (.cse19 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455)) (.cse2 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 68) 4294967296) 268435455)) (.cse16 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 14) 4294967296) 268435455)) (.cse9 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455)) (.cse21 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455)) (.cse7 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 52) 4294967296) 268435455)) (.cse5 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455)) (.cse26 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) (.cse23 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455)) (.cse34 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 64) 4294967296) 268435455)) (.cse25 (< (mod (+ 66 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse13 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 42) 4294967296) 268435455)) (.cse24 (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse29 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455)) (.cse18 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455)) (.cse22 (< (mod (+ 56 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse1 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 72) 4294967296) 268435455)) (.cse3 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 70) 4294967296) 268435455)) (.cse30 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 32) 4294967296) 268435455)) (.cse28 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 30) 4294967296) 268435455)) (.cse10 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 78) 4294967296) 268435455)) (.cse38 (< (mod (+ 76 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse0 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 74) 4294967296) 268435455)) (.cse6 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455)) (.cse12 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455)) (.cse14 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 44) 4294967296) 268435455)) (.cse11 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 46) 4294967296) 268435455)) (.cse33 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 62) 4294967296) 268435455)) (.cse20 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 2) 4294967296) 268435455)) (.cse15 (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (.cse39 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296) 268435455)) (.cse37 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 58) 4294967296) 268435455)) (.cse31 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455)) (.cse32 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455)) (.cse4 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455)) (.cse35 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455)) (.cse36 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 22) 4294967296) 268435455)) (.cse27 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455))) (and (or .cse0 (not .cse1)) (or (not .cse2) .cse3) (or (not .cse4) .cse5) (or (not .cse6) .cse7) (or (not .cse8) .cse9) (or (not .cse10) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 80) 4294967296) 268435455)) (or (not .cse11) .cse12) (or (not .cse13) .cse14) .cse15 (or .cse8 (not .cse16)) (or (not .cse17) .cse18) (or .cse19 (not .cse20)) (or .cse17 (not .cse19)) (or (not .cse21) .cse22) (or (not .cse23) .cse24) (or .cse2 (not .cse25)) (or .cse16 (not .cse26)) (or .cse27 (not .cse9)) (or .cse21 (not .cse7)) (or (not .cse5) .cse28) (or (not .cse29) .cse26) (or (not .cse30) .cse31) (or .cse23 (not .cse32)) (or (not .cse33) .cse34) (or (not .cse34) .cse25) (or .cse35 (not .cse36)) (or .cse13 (not .cse24)) (or .cse29 (not .cse18)) (or (not .cse22) .cse37) (or .cse1 (not .cse3)) (or .cse30 (not .cse28)) (or (not .cse38) .cse10) (or .cse38 (not .cse0)) (or .cse6 (not .cse12)) (or (not .cse14) .cse11) (or (not .cse39) .cse33) (or .cse20 (not .cse15)) (or .cse39 (not .cse37)) (or (not .cse31) .cse32) (or .cse4 (not .cse35)) (or .cse36 (not .cse27)))) is different from false [2022-11-22 00:25:37,775 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse8 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 16) 4294967296) 268435455)) (.cse16 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 6) 4294967296) 268435455)) (.cse18 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455)) (.cse2 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 68) 4294967296) 268435455)) (.cse15 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 14) 4294967296) 268435455)) (.cse9 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455)) (.cse20 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455)) (.cse7 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 52) 4294967296) 268435455)) (.cse5 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455)) (.cse25 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) (.cse22 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455)) (.cse33 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 64) 4294967296) 268435455)) (.cse24 (< (mod (+ 66 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse12 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 42) 4294967296) 268435455)) (.cse23 (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse28 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455)) (.cse17 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455)) (.cse21 (< (mod (+ 56 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse1 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 72) 4294967296) 268435455)) (.cse3 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 70) 4294967296) 268435455)) (.cse29 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 32) 4294967296) 268435455)) (.cse27 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 30) 4294967296) 268435455)) (.cse37 (< (mod (+ 76 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455)) (.cse0 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 74) 4294967296) 268435455)) (.cse6 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455)) (.cse11 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455)) (.cse13 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 44) 4294967296) 268435455)) (.cse10 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 46) 4294967296) 268435455)) (.cse32 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 62) 4294967296) 268435455)) (.cse19 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 2) 4294967296) 268435455)) (.cse14 (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455)) (.cse38 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296) 268435455)) (.cse36 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 58) 4294967296) 268435455)) (.cse30 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455)) (.cse31 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455)) (.cse4 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455)) (.cse34 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455)) (.cse35 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 22) 4294967296) 268435455)) (.cse26 (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455))) (and (or .cse0 (not .cse1)) (or (not .cse2) .cse3) (or (not .cse4) .cse5) (or (not .cse6) .cse7) (or (not .cse8) .cse9) (or (not .cse10) .cse11) (or (not .cse12) .cse13) .cse14 (or .cse8 (not .cse15)) (or (not .cse16) .cse17) (or .cse18 (not .cse19)) (or .cse16 (not .cse18)) (or (not .cse20) .cse21) (or (not .cse22) .cse23) (or .cse2 (not .cse24)) (or .cse15 (not .cse25)) (or .cse26 (not .cse9)) (or .cse20 (not .cse7)) (or (not .cse5) .cse27) (or (not .cse28) .cse25) (or (not .cse29) .cse30) (or .cse22 (not .cse31)) (or (not .cse32) .cse33) (or (not .cse33) .cse24) (or .cse34 (not .cse35)) (or .cse12 (not .cse23)) (or .cse28 (not .cse17)) (or (not .cse21) .cse36) (or .cse1 (not .cse3)) (or .cse29 (not .cse27)) (or (not .cse37) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 78) 4294967296) 268435455)) (or .cse37 (not .cse0)) (or .cse6 (not .cse11)) (or (not .cse13) .cse10) (or (not .cse38) .cse32) (or .cse19 (not .cse14)) (or .cse38 (not .cse36)) (or (not .cse30) .cse31) (or .cse4 (not .cse34)) (or .cse35 (not .cse26)))) is different from false [2022-11-22 00:29:12,230 WARN L233 SmtUtils]: Spent 2.80m on a formula simplification. DAG size of input: 234 DAG size of output: 10 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 00:32:07,838 WARN L233 SmtUtils]: Spent 2.30m on a formula simplification. DAG size of input: 228 DAG size of output: 10 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)