./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de654b8e722eb26a01715e643a442ee96e677f28cab0e875133e4d1d7edb214d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:44:56,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:44:56,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:44:56,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:44:56,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:44:56,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:44:56,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:44:56,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:44:56,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:44:56,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:44:56,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:44:56,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:44:56,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:44:56,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:44:56,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:44:56,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:44:56,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:44:56,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:44:56,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:44:56,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:44:56,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:44:56,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:44:56,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:44:56,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:44:56,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:44:56,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:44:56,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:44:56,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:44:56,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:44:56,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:44:56,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:44:56,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:44:56,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:44:56,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:44:56,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:44:56,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:44:56,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:44:56,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:44:56,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:44:56,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:44:56,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:44:56,567 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:44:56,611 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:44:56,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:44:56,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:44:56,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:44:56,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:44:56,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:44:56,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:44:56,615 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:44:56,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:44:56,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:44:56,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:44:56,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:44:56,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:44:56,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:44:56,623 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:44:56,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:44:56,624 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:44:56,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:44:56,624 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:44:56,625 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:44:56,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:44:56,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:44:56,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:44:56,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:44:56,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:44:56,626 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:44:56,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:44:56,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:44:56,627 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_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de654b8e722eb26a01715e643a442ee96e677f28cab0e875133e4d1d7edb214d [2021-11-25 07:44:56,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:44:56,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:44:56,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:44:56,956 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:44:56,957 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:44:56,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2021-11-25 07:44:57,025 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/data/3e6fb3b6d/422c43b50dab4cc2a2aaae698814d7e5/FLAG606c3122c [2021-11-25 07:44:57,538 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:44:57,539 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2021-11-25 07:44:57,551 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/data/3e6fb3b6d/422c43b50dab4cc2a2aaae698814d7e5/FLAG606c3122c [2021-11-25 07:44:57,887 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/data/3e6fb3b6d/422c43b50dab4cc2a2aaae698814d7e5 [2021-11-25 07:44:57,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:44:57,894 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:44:57,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:44:57,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:44:57,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:44:57,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:44:57" (1/1) ... [2021-11-25 07:44:57,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29109dca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:57, skipping insertion in model container [2021-11-25 07:44:57,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:44:57" (1/1) ... [2021-11-25 07:44:57,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:44:57,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:44:58,306 WARN L230 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_780d45b1-bd26-43eb-85a9-c41dc8e2288c/sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c[20121,20134] [2021-11-25 07:44:58,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:44:58,318 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:44:58,380 WARN L230 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_780d45b1-bd26-43eb-85a9-c41dc8e2288c/sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c[20121,20134] [2021-11-25 07:44:58,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:44:58,397 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:44:58,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58 WrapperNode [2021-11-25 07:44:58,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:44:58,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:44:58,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:44:58,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:44:58,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58" (1/1) ... [2021-11-25 07:44:58,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58" (1/1) ... [2021-11-25 07:44:58,451 INFO L137 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 449 [2021-11-25 07:44:58,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:44:58,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:44:58,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:44:58,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:44:58,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58" (1/1) ... [2021-11-25 07:44:58,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58" (1/1) ... [2021-11-25 07:44:58,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58" (1/1) ... [2021-11-25 07:44:58,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58" (1/1) ... [2021-11-25 07:44:58,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58" (1/1) ... [2021-11-25 07:44:58,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58" (1/1) ... [2021-11-25 07:44:58,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58" (1/1) ... [2021-11-25 07:44:58,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:44:58,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:44:58,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:44:58,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:44:58,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:58" (1/1) ... [2021-11-25 07:44:58,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:44:58,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:44:58,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:44:58,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_780d45b1-bd26-43eb-85a9-c41dc8e2288c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:44:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:44:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:44:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:44:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:44:58,742 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:44:58,743 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:44:59,310 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:45:00,133 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:45:00,133 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 07:45:00,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:45:00 BoogieIcfgContainer [2021-11-25 07:45:00,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:45:00,137 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:45:00,138 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:45:00,149 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:45:00,150 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:45:00" (1/1) ... [2021-11-25 07:45:00,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:45:00,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:00,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-25 07:45:00,248 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-25 07:45:00,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:45:00,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:00,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:00,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:01,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:01,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-25 07:45:01,036 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-25 07:45:01,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:45:01,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:01,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:01,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:01,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:01,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2021-11-25 07:45:01,815 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2021-11-25 07:45:01,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:45:01,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:01,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:02,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:02,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2021-11-25 07:45:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2021-11-25 07:45:02,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:45:02,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:02,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:02,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:02,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:02,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-25 07:45:02,996 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-25 07:45:02,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:45:02,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:02,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:05,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:09,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 56 transitions. [2021-11-25 07:45:09,821 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2021-11-25 07:45:09,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:45:09,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:09,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:12,333 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:20,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:20,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2021-11-25 07:45:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2021-11-25 07:45:20,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:45:20,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:20,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:25,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:25,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 52 states and 92 transitions. [2021-11-25 07:45:25,249 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2021-11-25 07:45:25,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:45:25,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:25,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:26,120 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:35,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:35,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 134 transitions. [2021-11-25 07:45:35,049 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 134 transitions. [2021-11-25 07:45:35,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:45:35,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:35,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:47,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:47,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 82 states and 162 transitions. [2021-11-25 07:45:47,791 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 162 transitions. [2021-11-25 07:45:47,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:45:47,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:47,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:54,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:54,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2021-11-25 07:45:54,686 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2021-11-25 07:45:54,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:45:54,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:54,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:54,987 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:58,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:58,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 96 states and 186 transitions. [2021-11-25 07:45:58,835 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 186 transitions. [2021-11-25 07:45:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:45:58,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:58,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:00,410 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:46:05,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:05,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 103 states and 199 transitions. [2021-11-25 07:46:05,486 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 199 transitions. [2021-11-25 07:46:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:46:05,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:05,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:05,769 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:46:06,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:06,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 104 states and 201 transitions. [2021-11-25 07:46:06,849 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 201 transitions. [2021-11-25 07:46:06,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:46:06,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:06,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:46:19,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:19,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 121 states and 234 transitions. [2021-11-25 07:46:19,285 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 234 transitions. [2021-11-25 07:46:19,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:19,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:19,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:19,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:46:20,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:20,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 121 states and 233 transitions. [2021-11-25 07:46:20,134 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 233 transitions. [2021-11-25 07:46:20,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:20,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:20,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:57,698 WARN L227 SmtUtils]: Spent 5.84s on a formula simplification that was a NOOP. DAG size: 314 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 07:47:09,370 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:47:21,042 WARN L227 SmtUtils]: Spent 6.83s on a formula simplification. DAG size of input: 368 DAG size of output: 337 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 07:47:35,508 WARN L227 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 315 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 07:47:41,127 WARN L227 SmtUtils]: Spent 5.40s on a formula simplification. DAG size of input: 370 DAG size of output: 347 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 07:47:56,213 WARN L227 SmtUtils]: Spent 6.60s on a formula simplification. DAG size of input: 370 DAG size of output: 339 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 07:48:19,743 WARN L227 SmtUtils]: Spent 7.29s on a formula simplification. DAG size of input: 372 DAG size of output: 341 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 07:48:44,962 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-25 07:49:41,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:41,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 147 states and 301 transitions. [2021-11-25 07:49:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 301 transitions. [2021-11-25 07:49:41,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:41,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:41,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:15,360 WARN L227 SmtUtils]: Spent 9.99s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:50:41,066 WARN L227 SmtUtils]: Spent 8.56s on a formula simplification that was a NOOP. DAG size: 22 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:51:06,735 WARN L227 SmtUtils]: Spent 18.24s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:51:40,318 WARN L227 SmtUtils]: Spent 10.37s on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:51:45,454 WARN L227 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:51:53,341 WARN L227 SmtUtils]: Spent 5.90s on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:52:06,907 WARN L227 SmtUtils]: Spent 10.38s on a formula simplification that was a NOOP. DAG size: 5 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:52:20,240 WARN L227 SmtUtils]: Spent 12.73s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:52:29,392 WARN L227 SmtUtils]: Spent 9.15s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:52:51,563 WARN L227 SmtUtils]: Spent 12.08s on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:53:01,304 WARN L227 SmtUtils]: Spent 9.74s on a formula simplification. DAG size of input: 21 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:53:21,348 WARN L227 SmtUtils]: Spent 20.04s on a formula simplification that was a NOOP. DAG size: 5 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:53:45,687 WARN L227 SmtUtils]: Spent 6.00s on a formula simplification. DAG size of input: 18 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:54:02,832 WARN L227 SmtUtils]: Spent 17.14s on a formula simplification. DAG size of input: 17 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:54:14,203 WARN L227 SmtUtils]: Spent 9.76s on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:54:33,690 WARN L227 SmtUtils]: Spent 10.07s on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:54:44,663 WARN L227 SmtUtils]: Spent 10.97s on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:54:55,148 WARN L227 SmtUtils]: Spent 6.82s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:55:06,375 WARN L227 SmtUtils]: Spent 11.21s on a formula simplification that was a NOOP. DAG size: 18 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:55:19,161 WARN L227 SmtUtils]: Spent 11.62s on a formula simplification that was a NOOP. DAG size: 5 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:55:39,200 WARN L227 SmtUtils]: Spent 20.04s on a formula simplification that was a NOOP. DAG size: 18 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:55:55,144 WARN L227 SmtUtils]: Spent 15.92s on a formula simplification that was a NOOP. DAG size: 5 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:56:09,612 WARN L227 SmtUtils]: Spent 14.47s on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:56:30,125 WARN L227 SmtUtils]: Spent 10.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:56:47,072 WARN L227 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:57:04,379 WARN L227 SmtUtils]: Spent 5.58s on a formula simplification. DAG size of input: 24 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 07:57:19,185 WARN L227 SmtUtils]: Spent 10.03s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)