./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array19_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array19_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg --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 21ab39d122ec2c6e96fa6b8c9d53d6f966068253a8a3d3ba32389613dd7dc54a --- 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 [2022-11-21 23:29:50,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:29:50,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:29:50,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:29:50,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:29:50,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:29:50,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:29:50,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:29:51,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:29:51,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:29:51,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:29:51,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:29:51,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:29:51,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:29:51,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:29:51,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:29:51,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:29:51,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:29:51,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:29:51,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:29:51,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:29:51,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:29:51,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:29:51,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:29:51,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:29:51,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:29:51,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:29:51,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:29:51,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:29:51,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:29:51,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:29:51,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:29:51,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:29:51,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:29:51,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:29:51,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:29:51,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:29:51,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:29:51,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:29:51,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:29:51,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:29:51,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 23:29:51,101 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:29:51,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:29:51,104 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:29:51,104 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:29:51,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:29:51,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:29:51,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:29:51,106 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:29:51,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:29:51,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:29:51,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:29:51,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:29:51,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:29:51,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:29:51,108 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:29:51,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:29:51,109 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:29:51,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:29:51,109 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:29:51,109 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:29:51,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:29:51,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:29:51,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:29:51,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:29:51,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:29:51,111 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:29:51,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:29:51,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:29:51,112 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_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21ab39d122ec2c6e96fa6b8c9d53d6f966068253a8a3d3ba32389613dd7dc54a [2022-11-21 23:29:51,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:29:51,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:29:51,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:29:51,479 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:29:51,480 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:29:51,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/array-patterns/array19_pattern.c [2022-11-21 23:29:54,579 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:29:54,806 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:29:54,807 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/sv-benchmarks/c/array-patterns/array19_pattern.c [2022-11-21 23:29:54,813 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/data/6d259f040/88645239851e425c8c8f997915197977/FLAG92d772238 [2022-11-21 23:29:54,826 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/data/6d259f040/88645239851e425c8c8f997915197977 [2022-11-21 23:29:54,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:29:54,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:29:54,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:29:54,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:29:54,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:29:54,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:29:54" (1/1) ... [2022-11-21 23:29:54,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d278166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:54, skipping insertion in model container [2022-11-21 23:29:54,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:29:54" (1/1) ... [2022-11-21 23:29:54,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:29:54,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:29:55,032 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_bad6be2b-7554-4663-8983-7ce1113068b0/sv-benchmarks/c/array-patterns/array19_pattern.c[1442,1455] [2022-11-21 23:29:55,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:29:55,078 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:29:55,091 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_bad6be2b-7554-4663-8983-7ce1113068b0/sv-benchmarks/c/array-patterns/array19_pattern.c[1442,1455] [2022-11-21 23:29:55,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:29:55,127 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:29:55,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55 WrapperNode [2022-11-21 23:29:55,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:29:55,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:29:55,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:29:55,129 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:29:55,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,168 INFO L138 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2022-11-21 23:29:55,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:29:55,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:29:55,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:29:55,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:29:55,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,195 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:29:55,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:29:55,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:29:55,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:29:55,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:29:55,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:29:55,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:29:55,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad6be2b-7554-4663-8983-7ce1113068b0/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:29:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:29:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:29:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:29:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:29:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:29:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:29:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:29:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:29:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:29:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:29:55,367 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:29:55,370 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:29:55,629 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:29:55,723 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:29:55,723 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-21 23:29:55,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:29:55 BoogieIcfgContainer [2022-11-21 23:29:55,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:29:55,726 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:29:55,727 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:29:55,737 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:29:55,738 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:29:55" (1/1) ... [2022-11-21 23:29:55,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:29:55,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:55,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2022-11-21 23:29:55,828 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2022-11-21 23:29:55,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:29:55,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:55,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:56,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-21 23:29:56,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:29:56,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:29:56,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:56,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2022-11-21 23:29:56,163 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2022-11-21 23:29:56,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:29:56,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:56,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:56,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:29:56,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:29:56,359 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:29:56,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2022-11-21 23:29:56,430 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2022-11-21 23:29:56,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:29:56,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:56,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:56,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:29:56,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:29:56,558 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:29:56,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2022-11-21 23:29:56,895 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2022-11-21 23:29:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:29:56,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:56,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:56,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:29:56,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:29:57,054 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:29:57,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:57,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2022-11-21 23:29:57,226 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2022-11-21 23:29:57,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:29:57,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:57,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:57,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:29:57,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:29:57,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:29:57,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:57,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2022-11-21 23:29:57,746 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2022-11-21 23:29:57,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:29:57,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:57,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:57,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:29:57,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:29:57,944 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:29:58,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:58,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2022-11-21 23:29:58,327 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2022-11-21 23:29:58,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:29:58,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:58,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:58,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:29:58,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:29:58,482 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:29:58,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:58,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2022-11-21 23:29:58,761 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2022-11-21 23:29:58,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:29:58,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:58,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:58,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:29:58,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:29:59,015 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:29:59,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:59,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 55 states and 99 transitions. [2022-11-21 23:29:59,679 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 99 transitions. [2022-11-21 23:29:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:29:59,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:59,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:59,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-21 23:29:59,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:30:00,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-21 23:30:01,443 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1027 treesize of output 992 [2022-11-21 23:30:05,419 INFO L321 Elim1Store]: treesize reduction 3900, result has 0.1 percent of original size [2022-11-21 23:30:05,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 8 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 13 new quantified variables, introduced 42 case distinctions, treesize of input 1019 treesize of output 5354 [2022-11-21 23:30:06,489 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 23:30:06,498 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2926 [2022-11-21 23:30:07,029 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 23:30:07,034 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3150 [2022-11-21 23:30:07,108 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,109 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,128 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:07,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:07,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:07,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:07,288 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,313 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:07,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:07,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:07,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:07,424 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:07,459 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,460 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:07,507 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,537 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,574 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,750 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,914 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:07,987 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,058 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,097 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,245 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,246 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,322 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,456 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,484 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,485 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,486 INFO L217 Elim1Store]: Index analysis took 1215 ms [2022-11-21 23:30:08,503 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,505 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,580 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:08,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 11 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2836 treesize of output 26003 [2022-11-21 23:30:08,684 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-21 23:30:08,769 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 23:30:08,815 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70077 [2022-11-21 23:30:08,934 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 23:30:08,965 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200103 [2022-11-21 23:30:09,127 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:09,128 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:09,146 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:09,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:09,228 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:09,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:09,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:09,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:09,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:09,558 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:09,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:09,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:09,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:09,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:09,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:09,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 23:30:09,670 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:09,690 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:09,707 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:09,708 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:10,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:10,025 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:10,036 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:10,486 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:10,664 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:10,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:10,691 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:10,806 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:10,919 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 23:30:10,954 INFO L217 Elim1Store]: Index analysis took 1411 ms [2022-11-21 23:30:11,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 42 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 27 new quantified variables, introduced 0 case distinctions, treesize of input 51505 treesize of output 1272470 [2022-11-21 23:30:18,380 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 23:30:19,447 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29990970 [2022-11-21 23:30:25,013 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 23:30:26,534 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109216778 [2022-11-21 23:30:29,917 INFO L208 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2022-11-21 23:30:35,995 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 23:30:37,358 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 721411979 [2022-11-21 23:31:19,596 WARN L233 SmtUtils]: Spent 5.65s on a formula simplification. DAG size of input: 250 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-21 23:31:33,098 WARN L233 SmtUtils]: Spent 5.70s on a formula simplification. DAG size of input: 245 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-21 23:32:44,773 WARN L233 SmtUtils]: Spent 20.51s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-21 23:33:36,106 WARN L233 SmtUtils]: Spent 20.47s on a formula simplification that was a NOOP. DAG size: 98 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-21 23:37:10,249 WARN L233 SmtUtils]: Spent 20.44s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-21 23:38:59,338 WARN L233 SmtUtils]: Spent 20.43s on a formula simplification that was a NOOP. DAG size: 157 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-21 23:40:23,861 WARN L233 SmtUtils]: Spent 20.30s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-21 23:41:29,976 WARN L233 SmtUtils]: Spent 20.37s on a formula simplification that was a NOOP. DAG size: 98 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-21 23:42:30,944 WARN L233 SmtUtils]: Spent 20.34s on a formula simplification that was a NOOP. DAG size: 157 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-21 23:43:47,574 WARN L233 SmtUtils]: Spent 20.30s on a formula simplification that was a NOOP. DAG size: 98 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-21 23:44:50,734 WARN L233 SmtUtils]: Spent 20.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)