./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array1_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array1_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 f9fbee177c3231db1a1e3277e649158ac81edd180968ad454e1d0751d0f1d4e9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:58:37,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:58:37,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:58:37,309 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:58:37,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:58:37,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:58:37,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:58:37,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:58:37,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:58:37,374 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:58:37,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:58:37,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:58:37,376 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:58:37,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:58:37,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:58:37,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:58:37,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:58:37,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:58:37,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:58:37,381 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:58:37,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:58:37,387 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:58:37,387 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:58:37,388 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:58:37,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:58:37,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:37,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:58:37,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:58:37,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:58:37,399 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:58:37,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:58:37,400 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:58:37,408 INFO L153 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_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9fbee177c3231db1a1e3277e649158ac81edd180968ad454e1d0751d0f1d4e9 [2023-11-11 23:58:37,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:58:37,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:58:37,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:58:37,808 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:58:37,808 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:58:37,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-patterns/array1_pattern.c [2023-11-11 23:58:40,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:58:41,012 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:58:41,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/sv-benchmarks/c/array-patterns/array1_pattern.c [2023-11-11 23:58:41,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/data/44436ef59/7fd691a024d043b8b79dde831e53f383/FLAGa04dff1c3 [2023-11-11 23:58:41,052 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/data/44436ef59/7fd691a024d043b8b79dde831e53f383 [2023-11-11 23:58:41,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:58:41,056 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:58:41,058 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:41,058 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:58:41,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:58:41,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c58e895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41, skipping insertion in model container [2023-11-11 23:58:41,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,091 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:58:41,244 WARN L240 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_55f60f43-d125-4f4e-94ca-b96f58101388/sv-benchmarks/c/array-patterns/array1_pattern.c[1307,1320] [2023-11-11 23:58:41,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:41,271 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:58:41,282 WARN L240 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_55f60f43-d125-4f4e-94ca-b96f58101388/sv-benchmarks/c/array-patterns/array1_pattern.c[1307,1320] [2023-11-11 23:58:41,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:41,306 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:58:41,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41 WrapperNode [2023-11-11 23:58:41,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:41,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:41,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:58:41,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:58:41,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,347 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2023-11-11 23:58:41,348 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:41,348 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:58:41,349 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:58:41,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:58:41,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,360 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,373 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:58:41,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:58:41,377 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:58:41,377 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:58:41,378 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:41,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:58:41,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:58:41,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f60f43-d125-4f4e-94ca-b96f58101388/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:58:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:58:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:58:41,463 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:58:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:58:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:58:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:58:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:58:41,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:58:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:58:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:58:41,566 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:58:41,569 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:58:41,895 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:58:41,929 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:58:41,930 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:58:41,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:58:41 BoogieIcfgContainer [2023-11-11 23:58:41,934 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:58:41,935 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:58:41,935 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:58:41,945 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:58:41,945 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:58:41" (1/1) ... [2023-11-11 23:58:41,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:58:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:42,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2023-11-11 23:58:42,016 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2023-11-11 23:58:42,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:58:42,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:42,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:42,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:42,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:42,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:58:42,219 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:58:42,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:58:42,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:42,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:42,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:58:42,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:42,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:58:42,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:42,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 25 transitions. [2023-11-11 23:58:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-11 23:58:42,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:58:42,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:42,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:42,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:58:42,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:42,676 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:42,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:42,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 26 states and 39 transitions. [2023-11-11 23:58:42,981 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2023-11-11 23:58:42,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:58:42,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:42,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:43,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:43,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-11 23:58:43,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:43,200 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 10 treesize of output 8 [2023-11-11 23:58:43,320 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 27 treesize of output 15 [2023-11-11 23:58:43,875 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 21 [2023-11-11 23:58:44,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:45,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 47 transitions. [2023-11-11 23:58:45,827 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2023-11-11 23:58:45,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:58:45,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:45,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:45,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:58:45,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:47,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:47,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 57 transitions. [2023-11-11 23:58:47,187 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 57 transitions. [2023-11-11 23:58:47,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:58:47,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:47,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:47,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:58:47,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:47,478 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:49,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:49,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 67 transitions. [2023-11-11 23:58:49,386 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 67 transitions. [2023-11-11 23:58:49,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:58:49,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:49,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:49,520 WARN L260 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-11 23:58:49,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:49,556 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 10 treesize of output 8 [2023-11-11 23:58:49,603 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 27 treesize of output 15 [2023-11-11 23:58:49,690 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2023-11-11 23:58:50,677 INFO L322 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size [2023-11-11 23:58:50,677 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 125 [2023-11-11 23:58:50,702 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 96 [2023-11-11 23:58:50,732 INFO L322 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2023-11-11 23:58:50,733 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 129 [2023-11-11 23:58:50,906 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:58:50,908 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2023-11-11 23:58:50,937 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:58:50,938 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2023-11-11 23:58:52,403 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 133 [2023-11-11 23:58:52,426 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:58:52,426 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 338 treesize of output 334 [2023-11-11 23:58:52,447 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 85 [2023-11-11 23:58:52,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:58,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:58,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 47 states and 84 transitions. [2023-11-11 23:58:58,158 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2023-11-11 23:58:58,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:58:58,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:58,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:58,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:58,232 WARN L260 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-11 23:58:58,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:58,578 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 10 treesize of output 8 [2023-11-11 23:58:58,741 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 27 treesize of output 15 [2023-11-11 23:58:58,929 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2023-11-11 23:58:59,523 INFO L322 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size [2023-11-11 23:58:59,523 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 125 [2023-11-11 23:58:59,536 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 96 [2023-11-11 23:58:59,561 INFO L322 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2023-11-11 23:58:59,562 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 129 [2023-11-11 23:58:59,734 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:58:59,735 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2023-11-11 23:58:59,766 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:58:59,768 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2023-11-11 23:59:00,690 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 133 [2023-11-11 23:59:00,712 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:59:00,713 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 194 treesize of output 194 [2023-11-11 23:59:00,728 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 85 [2023-11-11 23:59:00,843 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:04,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:04,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 53 states and 95 transitions. [2023-11-11 23:59:04,725 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 95 transitions. [2023-11-11 23:59:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:59:04,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:04,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:04,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:04,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:05,378 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:10,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 58 states and 107 transitions. [2023-11-11 23:59:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 107 transitions. [2023-11-11 23:59:10,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:59:10,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:10,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:10,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:10,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:10,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:10,863 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:12,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:12,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 62 states and 114 transitions. [2023-11-11 23:59:12,352 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 114 transitions. [2023-11-11 23:59:12,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:59:12,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:12,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:12,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:12,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:13,069 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:19,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:19,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 70 states and 132 transitions. [2023-11-11 23:59:19,807 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2023-11-11 23:59:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:59:19,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:19,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:19,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:19,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:20,163 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:22,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:22,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 74 states and 139 transitions. [2023-11-11 23:59:22,316 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 139 transitions. [2023-11-11 23:59:22,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:59:22,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:22,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:22,459 WARN L260 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 72 conjunts are in the unsatisfiable core [2023-11-11 23:59:22,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:22,497 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 10 treesize of output 8 [2023-11-11 23:59:22,528 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 27 treesize of output 15 [2023-11-11 23:59:22,607 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2023-11-11 23:59:22,902 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2023-11-11 23:59:25,203 INFO L322 Elim1Store]: treesize reduction 40, result has 42.9 percent of original size [2023-11-11 23:59:25,203 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 149 [2023-11-11 23:59:25,219 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 110 [2023-11-11 23:59:25,259 INFO L322 Elim1Store]: treesize reduction 99, result has 1.0 percent of original size [2023-11-11 23:59:25,259 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 137 [2023-11-11 23:59:25,402 INFO L322 Elim1Store]: treesize reduction 88, result has 29.0 percent of original size [2023-11-11 23:59:25,403 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 82 treesize of output 50 [2023-11-11 23:59:27,534 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 57 [2023-11-11 23:59:27,546 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.