./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stateful-2.i --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_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/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_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stateful-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/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_63c0abb3-57f1-4780-9964-0751d91d80b8/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 c1d6cba599289c2637bd3d8da41e464d318a32e6ae6e6e0e391ff437e6ce1fcc --- 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 00:22:47,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:22:47,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:22:47,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:22:47,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:22:47,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:22:47,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:22:47,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:22:47,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:22:47,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:22:47,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:22:47,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:22:47,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:22:47,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:22:47,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:22:47,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:22:47,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:22:47,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:22:47,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:22:47,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:22:47,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:22:47,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:22:47,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:22:47,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:22:47,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:22:47,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:22:47,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:22:47,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:22:47,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:22:47,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:22:47,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:22:47,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:22:47,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:22:47,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:22:47,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:22:47,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:22:47,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:22:47,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:22:48,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:22:48,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:22:48,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:22:48,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-22 00:22:48,057 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:22:48,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:22:48,063 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:22:48,064 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:22:48,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:22:48,065 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:22:48,065 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:22:48,066 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:22:48,066 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:22:48,066 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:22:48,068 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:22:48,068 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:22:48,068 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:22:48,069 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:22:48,069 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:22:48,069 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:22:48,070 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:22:48,070 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:22:48,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:22:48,071 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:22:48,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:22:48,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:22:48,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:22:48,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:22:48,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:22:48,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:22:48,074 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:22:48,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:22:48,075 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:22:48,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:22:48,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:22:48,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:22:48,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:22:48,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:22:48,077 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:22:48,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:22:48,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:22:48,078 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:22:48,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:22:48,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:22:48,079 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:22:48,080 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_63c0abb3-57f1-4780-9964-0751d91d80b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1d6cba599289c2637bd3d8da41e464d318a32e6ae6e6e0e391ff437e6ce1fcc [2022-11-22 00:22:48,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:22:48,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:22:48,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:22:48,462 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:22:48,463 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:22:48,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/seq-pthread/cs_stateful-2.i [2022-11-22 00:22:52,250 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:22:52,539 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:22:52,540 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/sv-benchmarks/c/seq-pthread/cs_stateful-2.i [2022-11-22 00:22:52,556 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/data/ce8756ad3/2430c942a95149cd85bf6ff2a32c8c29/FLAGe78c9c231 [2022-11-22 00:22:52,572 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/data/ce8756ad3/2430c942a95149cd85bf6ff2a32c8c29 [2022-11-22 00:22:52,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:22:52,577 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:22:52,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:22:52,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:22:52,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:22:52,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:22:52" (1/1) ... [2022-11-22 00:22:52,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ed3307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:52, skipping insertion in model container [2022-11-22 00:22:52,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:22:52" (1/1) ... [2022-11-22 00:22:52,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:22:52,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:22:53,019 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_63c0abb3-57f1-4780-9964-0751d91d80b8/sv-benchmarks/c/seq-pthread/cs_stateful-2.i[23607,23620] [2022-11-22 00:22:53,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:22:53,132 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:22:53,164 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_63c0abb3-57f1-4780-9964-0751d91d80b8/sv-benchmarks/c/seq-pthread/cs_stateful-2.i[23607,23620] [2022-11-22 00:22:53,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:22:53,261 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:22:53,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53 WrapperNode [2022-11-22 00:22:53,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:22:53,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:22:53,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:22:53,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:22:53,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,335 INFO L138 Inliner]: procedures = 145, calls = 245, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 539 [2022-11-22 00:22:53,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:22:53,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:22:53,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:22:53,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:22:53,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,384 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:22:53,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:22:53,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:22:53,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:22:53,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (1/1) ... [2022-11-22 00:22:53,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:22:53,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:22:53,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:22:53,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:22:53,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 00:22:53,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 00:22:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-22 00:22:53,502 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-22 00:22:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:22:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 00:22:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 00:22:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2022-11-22 00:22:53,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2022-11-22 00:22:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2022-11-22 00:22:53,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2022-11-22 00:22:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-22 00:22:53,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-22 00:22:53,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 00:22:53,504 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-22 00:22:53,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-22 00:22:53,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-22 00:22:53,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-22 00:22:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 00:22:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 00:22:53,506 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-22 00:22:53,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-22 00:22:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:22:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2022-11-22 00:22:53,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2022-11-22 00:22:53,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:22:53,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:22:53,759 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:22:53,762 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:22:54,387 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: SUMMARY for call __CS_cs(); srcloc: null [2022-11-22 00:22:54,388 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L750-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-22 00:22:54,388 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L750-1: assume !(0 != ~__CS_ret~0 % 256); [2022-11-22 00:22:54,388 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0 != ~__CS_ret~0 % 256); [2022-11-22 00:22:54,389 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-22 00:22:54,389 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !(0 != ~__CS_ret~0 % 256); [2022-11-22 00:22:54,389 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-22 00:22:57,063 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:22:57,204 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:22:57,204 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-22 00:22:57,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:22:57 BoogieIcfgContainer [2022-11-22 00:22:57,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:22:57,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:22:57,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:22:57,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:22:57,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:22:52" (1/3) ... [2022-11-22 00:22:57,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27a1030e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:22:57, skipping insertion in model container [2022-11-22 00:22:57,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:53" (2/3) ... [2022-11-22 00:22:57,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27a1030e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:22:57, skipping insertion in model container [2022-11-22 00:22:57,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:22:57" (3/3) ... [2022-11-22 00:22:57,221 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_stateful-2.i [2022-11-22 00:22:57,246 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:22:57,246 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 00:22:57,332 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:22:57,345 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;@56f506c0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:22:57,346 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 00:22:57,352 INFO L276 IsEmpty]: Start isEmpty. Operand has 149 states, 85 states have (on average 1.4) internal successors, (119), 86 states have internal predecessors, (119), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-22 00:22:57,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-22 00:22:57,387 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:57,388 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:57,389 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:22:57,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:57,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1514583353, now seen corresponding path program 1 times [2022-11-22 00:22:57,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:57,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818133713] [2022-11-22 00:22:57,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:57,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:58,905 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 00:22:58,906 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:58,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818133713] [2022-11-22 00:22:58,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818133713] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:58,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:58,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:22:58,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535681224] [2022-11-22 00:22:58,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:58,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:22:58,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:58,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:22:58,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:22:58,967 INFO L87 Difference]: Start difference. First operand has 149 states, 85 states have (on average 1.4) internal successors, (119), 86 states have internal predecessors, (119), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-22 00:23:01,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:01,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:23:01,262 INFO L93 Difference]: Finished difference Result 297 states and 453 transitions. [2022-11-22 00:23:01,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:23:01,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 50 [2022-11-22 00:23:01,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:23:01,279 INFO L225 Difference]: With dead ends: 297 [2022-11-22 00:23:01,280 INFO L226 Difference]: Without dead ends: 149 [2022-11-22 00:23:01,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 00:23:01,290 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 2 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-22 00:23:01,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 408 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-22 00:23:01,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2022-11-22 00:23:01,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 148. [2022-11-22 00:23:01,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-22 00:23:01,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 225 transitions. [2022-11-22 00:23:01,365 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 225 transitions. Word has length 50 [2022-11-22 00:23:01,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:23:01,366 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 225 transitions. [2022-11-22 00:23:01,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-22 00:23:01,366 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 225 transitions. [2022-11-22 00:23:01,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-22 00:23:01,371 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:23:01,372 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:23:01,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 00:23:01,372 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:23:01,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:23:01,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1710002423, now seen corresponding path program 1 times [2022-11-22 00:23:01,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:23:01,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308111046] [2022-11-22 00:23:01,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:01,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:23:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 00:23:02,061 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:23:02,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308111046] [2022-11-22 00:23:02,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308111046] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:23:02,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:23:02,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:23:02,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027085501] [2022-11-22 00:23:02,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:23:02,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:23:02,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:23:02,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:23:02,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:23:02,080 INFO L87 Difference]: Start difference. First operand 148 states and 225 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-22 00:23:04,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:04,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:23:04,268 INFO L93 Difference]: Finished difference Result 295 states and 450 transitions. [2022-11-22 00:23:04,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:23:04,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 52 [2022-11-22 00:23:04,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:23:04,272 INFO L225 Difference]: With dead ends: 295 [2022-11-22 00:23:04,272 INFO L226 Difference]: Without dead ends: 149 [2022-11-22 00:23:04,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 00:23:04,275 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 0 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-22 00:23:04,283 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 407 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-22 00:23:04,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2022-11-22 00:23:04,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2022-11-22 00:23:04,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 86 states have (on average 1.372093023255814) internal successors, (118), 86 states have internal predecessors, (118), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-22 00:23:04,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 226 transitions. [2022-11-22 00:23:04,304 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 226 transitions. Word has length 52 [2022-11-22 00:23:04,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:23:04,304 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 226 transitions. [2022-11-22 00:23:04,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-22 00:23:04,305 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 226 transitions. [2022-11-22 00:23:04,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-22 00:23:04,309 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:23:04,309 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:23:04,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 00:23:04,310 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:23:04,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:23:04,313 INFO L85 PathProgramCache]: Analyzing trace with hash 2088891589, now seen corresponding path program 1 times [2022-11-22 00:23:04,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:23:04,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41482438] [2022-11-22 00:23:04,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:04,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:23:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 00:23:04,951 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:23:04,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41482438] [2022-11-22 00:23:04,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41482438] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:23:04,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1801311201] [2022-11-22 00:23:04,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:04,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:23:04,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:23:04,963 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:23:04,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c0abb3-57f1-4780-9964-0751d91d80b8/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 00:23:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:06,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 1755 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:23:06,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:23:06,104 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 00:23:06,104 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:23:06,181 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 00:23:06,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1801311201] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:23:06,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1416697233] [2022-11-22 00:23:06,208 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2022-11-22 00:23:06,208 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:23:06,213 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:23:06,221 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:23:06,222 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:23:06,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-22 00:23:06,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-22 00:23:06,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 00:23:06,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 00:23:06,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 00:23:06,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 00:23:06,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:06,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:07,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:07,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:07,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:07,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:07,059 INFO L217 Elim1Store]: Index analysis took 146 ms [2022-11-22 00:23:10,281 INFO L321 Elim1Store]: treesize reduction 1712, result has 14.4 percent of original size [2022-11-22 00:23:10,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 67 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 88 case distinctions, treesize of input 167 treesize of output 413 [2022-11-22 00:23:10,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:10,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:10,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:10,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:10,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:10,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:10,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 129 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 111 [2022-11-22 00:23:11,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 112 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 340 treesize of output 287 [2022-11-22 00:23:11,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 69 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 100 [2022-11-22 00:23:11,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 57 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 89 [2022-11-22 00:23:11,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:11,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 30 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 71 [2022-11-22 00:23:12,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 24 select indices, 24 select index equivalence classes, 112 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 0 case distinctions, treesize of input 276 treesize of output 296 [2022-11-22 00:23:12,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 93 [2022-11-22 00:23:12,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:12,921 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 106 [2022-11-22 00:23:15,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,607 INFO L217 Elim1Store]: Index analysis took 233 ms [2022-11-22 00:23:15,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:15,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:15,827 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:15,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,835 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:15,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:15,851 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:15,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:15,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:15,864 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:15,865 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:17,173 INFO L321 Elim1Store]: treesize reduction 1786, result has 10.0 percent of original size [2022-11-22 00:23:17,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 24 select indices, 24 select index equivalence classes, 79 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 68 case distinctions, treesize of input 2030 treesize of output 1894 [2022-11-22 00:23:17,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:17,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:17,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:17,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:17,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:17,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:17,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:17,733 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:17,797 INFO L321 Elim1Store]: treesize reduction 108, result has 15.0 percent of original size [2022-11-22 00:23:17,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 1998 treesize of output 1958 [2022-11-22 00:23:18,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,080 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:18,183 INFO L321 Elim1Store]: treesize reduction 208, result has 17.1 percent of original size [2022-11-22 00:23:18,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 2003 treesize of output 1992 [2022-11-22 00:23:18,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,570 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:18,627 INFO L321 Elim1Store]: treesize reduction 108, result has 15.0 percent of original size [2022-11-22 00:23:18,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 1990 treesize of output 1950 [2022-11-22 00:23:18,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:18,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:18,965 INFO L321 Elim1Store]: treesize reduction 156, result has 21.6 percent of original size [2022-11-22 00:23:18,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 1982 treesize of output 1971 [2022-11-22 00:23:26,732 INFO L321 Elim1Store]: treesize reduction 32, result has 48.4 percent of original size [2022-11-22 00:23:26,733 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 1 case distinctions, treesize of input 47 treesize of output 46 [2022-11-22 00:23:26,801 INFO L321 Elim1Store]: treesize reduction 45, result has 40.0 percent of original size [2022-11-22 00:23:26,801 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 1 case distinctions, treesize of input 60 treesize of output 59 [2022-11-22 00:23:26,857 INFO L321 Elim1Store]: treesize reduction 44, result has 40.5 percent of original size [2022-11-22 00:23:26,858 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 1 case distinctions, treesize of input 59 treesize of output 30 [2022-11-22 00:23:27,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:27,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,007 INFO L217 Elim1Store]: Index analysis took 518 ms [2022-11-22 00:23:28,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:28,611 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:28,612 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:32,589 INFO L321 Elim1Store]: treesize reduction 2310, result has 9.3 percent of original size [2022-11-22 00:23:32,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 73 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 20 case distinctions, treesize of input 1186 treesize of output 1204 [2022-11-22 00:23:32,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:32,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:32,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:32,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:32,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,059 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-22 00:23:33,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 994 treesize of output 993 [2022-11-22 00:23:33,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,429 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-22 00:23:33,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 994 treesize of output 993 [2022-11-22 00:23:33,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,842 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-22 00:23:33,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 998 treesize of output 997 [2022-11-22 00:23:33,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:33,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,176 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-22 00:23:34,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 1005 treesize of output 1004 [2022-11-22 00:23:34,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,504 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-22 00:23:34,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 988 treesize of output 987 [2022-11-22 00:23:34,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,762 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-22 00:23:34,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 988 treesize of output 987 [2022-11-22 00:23:34,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:34,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:35,036 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-22 00:23:35,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 992 treesize of output 991 [2022-11-22 00:23:35,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:35,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:35,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:35,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:35,289 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-22 00:23:35,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 999 treesize of output 998 [2022-11-22 00:25:27,142 WARN L233 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 549 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 00:30:03,222 WARN L233 SmtUtils]: Spent 26.01s on a formula simplification that was a NOOP. DAG size: 643 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)