./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array3_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array3_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8c9f77a5f5cfb41429e6b2e557580f5f8a855ca718c241fb5a07541ef3b21ab2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 21:59:13,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:59:13,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:59:13,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:59:13,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:59:13,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:59:13,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:59:13,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:59:13,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:59:13,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:59:13,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:59:13,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:59:13,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:59:13,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:59:13,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:59:13,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:59:13,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:59:13,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:59:13,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:59:13,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:59:13,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:59:13,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:59:13,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:59:13,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:59:13,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:59:13,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:59:13,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:59:13,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:59:13,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:59:13,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:59:13,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:59:13,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:59:13,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:59:13,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:59:13,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:59:13,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:59:13,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:59:13,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:59:13,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:59:13,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:59:13,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:59:13,578 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 21:59:13,621 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:59:13,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:59:13,627 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:59:13,627 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:59:13,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:59:13,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:59:13,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:59:13,629 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 21:59:13,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 21:59:13,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 21:59:13,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:59:13,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:59:13,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:59:13,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:59:13,632 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 21:59:13,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:59:13,633 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:59:13,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:59:13,633 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:59:13,634 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:59:13,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:59:13,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:59:13,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:59:13,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:59:13,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:59:13,635 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 21:59:13,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 21:59:13,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:59:13,637 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_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c9f77a5f5cfb41429e6b2e557580f5f8a855ca718c241fb5a07541ef3b21ab2 [2022-11-21 21:59:14,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:59:14,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:59:14,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:59:14,058 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:59:14,060 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:59:14,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/array-patterns/array3_pattern.c [2022-11-21 21:59:17,599 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:59:17,870 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:59:17,870 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/sv-benchmarks/c/array-patterns/array3_pattern.c [2022-11-21 21:59:17,883 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/data/f1a271244/47194f67aa3944679ca928e6f23c86e0/FLAG9c6ff0c53 [2022-11-21 21:59:17,907 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/data/f1a271244/47194f67aa3944679ca928e6f23c86e0 [2022-11-21 21:59:17,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:59:17,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:59:17,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:59:17,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:59:17,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:59:17,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:59:17" (1/1) ... [2022-11-21 21:59:17,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca36fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:17, skipping insertion in model container [2022-11-21 21:59:17,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:59:17" (1/1) ... [2022-11-21 21:59:17,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:59:17,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:59:18,171 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_b8d3399c-6316-4d43-a24d-3aa4a25e9891/sv-benchmarks/c/array-patterns/array3_pattern.c[1393,1406] [2022-11-21 21:59:18,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:59:18,227 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:59:18,239 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_b8d3399c-6316-4d43-a24d-3aa4a25e9891/sv-benchmarks/c/array-patterns/array3_pattern.c[1393,1406] [2022-11-21 21:59:18,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:59:18,281 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:59:18,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18 WrapperNode [2022-11-21 21:59:18,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:59:18,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:59:18,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:59:18,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:59:18,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,340 INFO L138 Inliner]: procedures = 17, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2022-11-21 21:59:18,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:59:18,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:59:18,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:59:18,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:59:18,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,383 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:59:18,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:59:18,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:59:18,391 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:59:18,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:59:18,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:59:18,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:59:18,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d3399c-6316-4d43-a24d-3aa4a25e9891/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:59:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 21:59:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 21:59:18,481 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 21:59:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 21:59:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 21:59:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 21:59:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure square [2022-11-21 21:59:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure square [2022-11-21 21:59:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:59:18,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:59:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 21:59:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 21:59:18,565 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:59:18,567 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:59:18,741 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:59:18,773 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:59:18,773 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 21:59:18,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:59:18 BoogieIcfgContainer [2022-11-21 21:59:18,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 21:59:18,790 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 21:59:18,790 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 21:59:18,802 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 21:59:18,802 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:59:18" (1/1) ... [2022-11-21 21:59:18,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 21:59:18,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:18,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2022-11-21 21:59:18,895 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2022-11-21 21:59:18,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 21:59:18,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:18,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:19,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:59:19,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:19,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-11-21 21:59:19,234 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-11-21 21:59:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 21:59:19,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:19,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:19,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 21:59:19,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:19,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:59:19,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:19,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 32 transitions. [2022-11-21 21:59:19,612 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-11-21 21:59:19,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 21:59:19,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:19,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:19,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 21:59:19,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:19,860 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:59:20,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:20,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 45 transitions. [2022-11-21 21:59:20,331 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2022-11-21 21:59:20,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 21:59:20,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:20,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:20,500 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-21 21:59:20,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:20,624 INFO L350 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 [2022-11-21 21:59:20,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:20,747 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-21 21:59:20,756 INFO L350 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 20 treesize of output 20 [2022-11-21 21:59:20,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 21:59:20,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 21:59:21,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:21,610 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-21 21:59:21,636 INFO L350 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 162 treesize of output 154 [2022-11-21 21:59:21,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:21,662 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:21,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-21 21:59:21,688 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:21,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-21 21:59:21,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 106 treesize of output 20 [2022-11-21 21:59:22,857 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:22,859 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:22,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2022-11-21 21:59:23,096 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:59:27,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:27,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 72 transitions. [2022-11-21 21:59:27,247 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2022-11-21 21:59:27,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 21:59:27,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:27,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:27,385 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-21 21:59:27,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:27,440 INFO L350 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 [2022-11-21 21:59:27,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:27,499 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-21 21:59:27,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 21:59:27,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-11-21 21:59:27,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:27,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:27,834 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:27,838 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:27,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 215 treesize of output 160 [2022-11-21 21:59:27,854 INFO L350 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 149 treesize of output 143 [2022-11-21 21:59:27,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 197 [2022-11-21 21:59:27,904 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 21:59:27,909 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-21 21:59:28,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:28,657 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:28,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2022-11-21 21:59:28,724 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:59:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:29,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 69 transitions. [2022-11-21 21:59:29,210 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2022-11-21 21:59:29,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 21:59:29,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:29,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:29,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 21:59:29,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:29,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:59:36,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:36,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 53 states and 100 transitions. [2022-11-21 21:59:36,934 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 100 transitions. [2022-11-21 21:59:36,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 21:59:36,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:36,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:37,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 92 conjunts are in the unsatisfiable core [2022-11-21 21:59:37,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:37,121 INFO L350 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 [2022-11-21 21:59:37,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:37,163 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2022-11-21 21:59:37,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2022-11-21 21:59:37,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-21 21:59:37,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:37,575 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-21 21:59:37,588 INFO L350 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 169 treesize of output 161 [2022-11-21 21:59:37,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:37,605 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:37,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-21 21:59:37,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:37,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-21 21:59:37,673 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 21:59:37,674 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-21 21:59:38,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:38,302 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-21 21:59:38,313 INFO L350 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 162 treesize of output 154 [2022-11-21 21:59:38,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:38,327 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:38,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-21 21:59:38,348 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:38,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-21 21:59:38,403 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 21:59:38,406 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2022-11-21 21:59:38,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 146 treesize of output 27 [2022-11-21 21:59:38,428 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-21 21:59:39,182 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:39,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:39,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2022-11-21 21:59:39,259 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 21:59:40,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 54 states and 102 transitions. [2022-11-21 21:59:40,126 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 102 transitions. [2022-11-21 21:59:40,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 21:59:40,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:40,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:40,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 21:59:40,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 21:59:42,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:42,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 51 states and 101 transitions. [2022-11-21 21:59:42,731 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2022-11-21 21:59:42,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 21:59:42,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:42,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:42,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 21:59:42,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:43,336 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 21:59:49,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:49,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 58 states and 114 transitions. [2022-11-21 21:59:49,640 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2022-11-21 21:59:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 21:59:49,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:49,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:49,876 WARN L261 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 118 conjunts are in the unsatisfiable core [2022-11-21 21:59:49,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:50,500 INFO L350 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 [2022-11-21 21:59:50,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:50,817 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2022-11-21 21:59:50,826 INFO L350 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 30 treesize of output 30 [2022-11-21 21:59:50,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2022-11-21 21:59:50,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2022-11-21 21:59:51,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:51,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:51,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2022-11-21 21:59:53,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:53,311 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 176 [2022-11-21 21:59:53,341 INFO L350 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 171 treesize of output 161 [2022-11-21 21:59:53,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:53,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:53,381 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-21 21:59:53,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 137 treesize of output 212 [2022-11-21 21:59:53,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:53,464 INFO L321 Elim1Store]: treesize reduction 57, result has 31.3 percent of original size [2022-11-21 21:59:53,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 45 [2022-11-21 21:59:53,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:53,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:53,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 21:59:54,020 INFO L321 Elim1Store]: treesize reduction 269, result has 40.5 percent of original size [2022-11-21 21:59:54,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 15 case distinctions, treesize of input 299 treesize of output 545 [2022-11-21 21:59:54,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 21:59:54,992 INFO L321 Elim1Store]: treesize reduction 189, result has 10.8 percent of original size [2022-11-21 21:59:54,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 228 treesize of output 95 [2022-11-21 21:59:55,029 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 21:59:55,032 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 339 [2022-11-21 21:59:55,130 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 21:59:55,133 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2022-11-21 22:00:07,587 WARN L233 SmtUtils]: Spent 10.42s on a formula simplification. DAG size of input: 136 DAG size of output: 104 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:00:37,197 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:00:37,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 363 treesize of output 335 [2022-11-21 22:00:37,371 INFO L350 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 32 treesize of output 18 [2022-11-21 22:00:37,520 INFO L350 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 268 treesize of output 256 [2022-11-21 22:00:39,924 INFO L321 Elim1Store]: treesize reduction 27, result has 92.7 percent of original size [2022-11-21 22:00:39,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 263 treesize of output 533 [2022-11-21 22:01:19,017 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:02:18,607 WARN L233 SmtUtils]: Spent 10.50s on a formula simplification. DAG size of input: 127 DAG size of output: 91 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:03:10,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-21 22:03:21,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-21 22:03:29,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:29,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 81 states and 209 transitions. [2022-11-21 22:03:29,119 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 209 transitions. [2022-11-21 22:03:29,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:03:29,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:29,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:29,263 WARN L261 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 123 conjunts are in the unsatisfiable core [2022-11-21 22:03:29,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:03:29,305 INFO L350 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 [2022-11-21 22:03:29,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:03:29,345 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2022-11-21 22:03:29,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2022-11-21 22:03:29,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-21 22:03:29,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:03:29,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:03:29,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2022-11-21 22:03:30,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:03:30,350 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 176 [2022-11-21 22:03:30,360 INFO L350 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 171 treesize of output 161 [2022-11-21 22:03:30,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:03:30,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:03:30,396 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-21 22:03:30,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 137 treesize of output 212 [2022-11-21 22:03:30,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:03:30,478 INFO L321 Elim1Store]: treesize reduction 57, result has 31.3 percent of original size [2022-11-21 22:03:30,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 45 [2022-11-21 22:03:30,528 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-21 22:03:30,535 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:03:30,536 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-11-21 22:03:38,388 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:03:38,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 363 treesize of output 335 [2022-11-21 22:03:38,762 INFO L350 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 32 treesize of output 18 [2022-11-21 22:03:38,818 INFO L350 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 268 treesize of output 256 [2022-11-21 22:03:40,997 INFO L321 Elim1Store]: treesize reduction 27, result has 92.7 percent of original size [2022-11-21 22:03:40,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 263 treesize of output 533 [2022-11-21 22:05:14,442 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:05:41,693 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:06:04,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:06:04,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 89 states and 223 transitions. [2022-11-21 22:06:04,944 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 223 transitions. [2022-11-21 22:06:04,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:06:04,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:06:04,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:06:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:06:05,105 WARN L261 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 119 conjunts are in the unsatisfiable core [2022-11-21 22:06:05,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:06:05,131 INFO L350 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 [2022-11-21 22:06:05,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:06:05,168 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-21 22:06:05,173 INFO L350 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 20 treesize of output 20 [2022-11-21 22:06:05,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:06:05,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:06:05,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2022-11-21 22:06:06,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:06:06,264 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 176 [2022-11-21 22:06:06,272 INFO L350 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 171 treesize of output 161 [2022-11-21 22:06:06,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:06:06,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:06:06,302 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-21 22:06:06,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 137 treesize of output 212 [2022-11-21 22:06:06,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:06:06,374 INFO L321 Elim1Store]: treesize reduction 57, result has 31.3 percent of original size [2022-11-21 22:06:06,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 45 [2022-11-21 22:06:06,423 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-21 22:06:06,428 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:06:06,429 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-11-21 22:06:13,690 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:06:13,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 363 treesize of output 335 [2022-11-21 22:06:13,769 INFO L350 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 32 treesize of output 18 [2022-11-21 22:06:13,953 INFO L350 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 268 treesize of output 256 [2022-11-21 22:06:15,767 INFO L321 Elim1Store]: treesize reduction 27, result has 92.7 percent of original size [2022-11-21 22:06:15,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 263 treesize of output 533 [2022-11-21 22:09:19,128 WARN L233 SmtUtils]: Spent 1.96m on a formula simplification. DAG size of input: 13140 DAG size of output: 8503 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)