./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array28_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array28_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL --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 8b49bb3ea989868d96c18ff859c95dc74ebb805f64994c11617c2c5b61c8e87f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:15:48,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:15:48,388 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:15:48,393 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:15:48,394 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:15:48,450 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:15:48,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:15:48,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:15:48,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:15:48,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:15:48,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:15:48,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:15:48,460 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:15:48,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:15:48,463 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:15:48,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:15:48,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:15:48,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:15:48,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:15:48,465 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:15:48,465 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:15:48,466 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:15:48,467 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:15:48,467 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:15:48,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:15:48,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:15:48,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:48,476 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:15:48,476 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:15:48,477 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:15:48,478 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:15:48,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:15:48,479 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:15:48,479 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_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b49bb3ea989868d96c18ff859c95dc74ebb805f64994c11617c2c5b61c8e87f [2023-11-19 03:15:48,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:15:48,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:15:48,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:15:48,798 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:15:48,798 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:15:48,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-patterns/array28_pattern.c [2023-11-19 03:15:52,045 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:15:52,286 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:15:52,287 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/sv-benchmarks/c/array-patterns/array28_pattern.c [2023-11-19 03:15:52,297 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/data/0af5a7388/65f751d0b7924ffcae18c45e576f1e78/FLAG2c71e136f [2023-11-19 03:15:52,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/data/0af5a7388/65f751d0b7924ffcae18c45e576f1e78 [2023-11-19 03:15:52,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:15:52,324 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:15:52,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:52,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:15:52,334 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:15:52,337 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f354f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52, skipping insertion in model container [2023-11-19 03:15:52,339 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,369 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:15:52,567 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_c6b45622-ec25-413f-be9e-ffe78f599b05/sv-benchmarks/c/array-patterns/array28_pattern.c[1246,1259] [2023-11-19 03:15:52,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:52,599 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:15:52,613 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_c6b45622-ec25-413f-be9e-ffe78f599b05/sv-benchmarks/c/array-patterns/array28_pattern.c[1246,1259] [2023-11-19 03:15:52,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:52,637 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:15:52,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52 WrapperNode [2023-11-19 03:15:52,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:52,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:52,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:15:52,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:15:52,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,689 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-11-19 03:15:52,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:52,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:15:52,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:15:52,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:15:52,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,713 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:15:52,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:15:52,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:15:52,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:15:52,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:52" (1/1) ... [2023-11-19 03:15:52,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:52,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:15:52,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:15:52,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b45622-ec25-413f-be9e-ffe78f599b05/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:15:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:15:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:15:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:15:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:15:52,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:15:52,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:15:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:15:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:15:52,935 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:15:52,937 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:15:53,206 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:15:53,285 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:15:53,285 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:15:53,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:53 BoogieIcfgContainer [2023-11-19 03:15:53,291 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:15:53,292 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:15:53,292 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:15:53,304 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:15:53,305 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:53" (1/1) ... [2023-11-19 03:15:53,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:15:53,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:53,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2023-11-19 03:15:53,385 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2023-11-19 03:15:53,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:15:53,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:53,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:53,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:53,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:53,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:53,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-19 03:15:53,736 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-19 03:15:53,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:15:53,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:53,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:53,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:53,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:53,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:53,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:53,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2023-11-19 03:15:53,933 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2023-11-19 03:15:53,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:15:53,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:53,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:53,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:54,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:54,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:54,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:54,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-19 03:15:54,254 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-19 03:15:54,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:15:54,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:54,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:54,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:54,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:54,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:54,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:54,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2023-11-19 03:15:54,346 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2023-11-19 03:15:54,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:15:54,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:54,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:54,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:15:54,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:54,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 03:15:54,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:56,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:56,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 23 states and 47 transitions. [2023-11-19 03:15:56,087 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 47 transitions. [2023-11-19 03:15:56,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:15:56,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:56,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:56,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:15:56,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:57,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:57,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 28 states and 60 transitions. [2023-11-19 03:15:57,530 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 60 transitions. [2023-11-19 03:15:57,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:15:57,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:57,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:57,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:15:57,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:15:59,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:59,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 31 states and 68 transitions. [2023-11-19 03:15:59,195 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 68 transitions. [2023-11-19 03:15:59,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:15:59,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:59,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:59,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:15:59,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:59,396 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:59,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:59,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 32 states and 70 transitions. [2023-11-19 03:15:59,730 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 70 transitions. [2023-11-19 03:15:59,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:15:59,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:59,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:59,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:15:59,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:59,812 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:16:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:00,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 33 states and 72 transitions. [2023-11-19 03:16:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 72 transitions. [2023-11-19 03:16:00,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:16:00,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:00,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:00,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:16:00,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:00,305 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:16:00,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:00,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 34 states and 73 transitions. [2023-11-19 03:16:00,777 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 73 transitions. [2023-11-19 03:16:00,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:16:00,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:00,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:00,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:16:00,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:01,092 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:16:01,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:01,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 36 states and 80 transitions. [2023-11-19 03:16:01,925 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 80 transitions. [2023-11-19 03:16:01,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:16:01,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:01,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:01,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:16:01,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:02,090 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:16:02,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:02,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 37 states and 81 transitions. [2023-11-19 03:16:02,371 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 81 transitions. [2023-11-19 03:16:02,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:16:02,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:02,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:02,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:16:02,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:02,533 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:16:04,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 42 states and 90 transitions. [2023-11-19 03:16:04,030 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 90 transitions. [2023-11-19 03:16:04,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:16:04,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:04,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:04,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:16:04,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:04,188 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:16:05,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:05,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 46 states and 97 transitions. [2023-11-19 03:16:05,535 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 97 transitions. [2023-11-19 03:16:05,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:16:05,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:05,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:05,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:16:05,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:05,702 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:16:06,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:06,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 48 states and 99 transitions. [2023-11-19 03:16:06,258 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 99 transitions. [2023-11-19 03:16:06,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:16:06,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:06,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:16:06,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:06,445 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:16:06,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:06,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 43 states and 86 transitions. [2023-11-19 03:16:06,826 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 86 transitions. [2023-11-19 03:16:06,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:16:06,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:06,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:16:06,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:06,991 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:16:07,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:07,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 44 states and 88 transitions. [2023-11-19 03:16:07,304 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 88 transitions. [2023-11-19 03:16:07,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:16:07,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:07,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:16:07,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:07,452 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:16:07,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:07,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 45 states and 90 transitions. [2023-11-19 03:16:07,739 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 90 transitions. [2023-11-19 03:16:07,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:16:07,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:07,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 65 conjunts are in the unsatisfiable core [2023-11-19 03:16:07,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:08,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 03:16:08,326 INFO L378 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 20 [2023-11-19 03:16:08,722 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:16:08,722 INFO L378 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 1 case distinctions, treesize of input 28 treesize of output 30 [2023-11-19 03:16:08,863 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:16:08,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2023-11-19 03:16:10,115 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:16,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 114 transitions. [2023-11-19 03:16:16,038 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 114 transitions. [2023-11-19 03:16:16,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:16:16,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:16,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:16,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-19 03:16:16,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:16,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 03:16:16,264 INFO L378 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 20 [2023-11-19 03:16:16,344 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:16:16,345 INFO L378 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 1 case distinctions, treesize of input 28 treesize of output 30 [2023-11-19 03:16:16,395 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:16:16,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2023-11-19 03:16:16,628 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:17,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:17,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 61 states and 116 transitions. [2023-11-19 03:16:17,253 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 116 transitions. [2023-11-19 03:16:17,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:16:17,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:17,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:17,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:17,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:17,933 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:16:20,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:20,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 66 states and 133 transitions. [2023-11-19 03:16:20,924 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 133 transitions. [2023-11-19 03:16:20,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:16:20,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:20,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:20,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:20,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:21,078 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:16:22,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:22,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 69 states and 136 transitions. [2023-11-19 03:16:22,437 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 136 transitions. [2023-11-19 03:16:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:16:22,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:22,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:22,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:22,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:23,267 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:16:24,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:24,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2023-11-19 03:16:24,486 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2023-11-19 03:16:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:16:24,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:24,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:24,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:24,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:25,139 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:16:28,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:28,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 75 states and 150 transitions. [2023-11-19 03:16:28,057 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 150 transitions. [2023-11-19 03:16:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:16:28,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:28,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:28,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:28,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:28,171 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:16:30,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:30,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2023-11-19 03:16:30,109 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2023-11-19 03:16:30,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:16:30,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:30,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:30,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:30,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:30,830 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 35 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:16:31,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:31,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 80 states and 156 transitions. [2023-11-19 03:16:31,789 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 156 transitions. [2023-11-19 03:16:31,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:16:31,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:31,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:31,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:31,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:31,962 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:16:33,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:33,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 83 states and 158 transitions. [2023-11-19 03:16:33,475 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 158 transitions. [2023-11-19 03:16:33,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:16:33,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:33,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:33,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:33,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:16:34,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:34,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 84 states and 158 transitions. [2023-11-19 03:16:34,331 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 158 transitions. [2023-11-19 03:16:34,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:16:34,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:34,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:34,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:34,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:34,523 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-19 03:16:37,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:37,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 78 states and 146 transitions. [2023-11-19 03:16:37,631 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 146 transitions. [2023-11-19 03:16:37,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:16:37,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:37,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:37,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:37,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:37,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:37,822 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-19 03:16:40,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:40,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 81 states and 151 transitions. [2023-11-19 03:16:40,893 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 151 transitions. [2023-11-19 03:16:40,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:16:40,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:40,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:40,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:40,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:41,067 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-19 03:16:41,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:41,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 82 states and 151 transitions. [2023-11-19 03:16:41,526 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 151 transitions. [2023-11-19 03:16:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:16:41,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:41,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:41,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:41,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-19 03:16:44,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:44,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 87 states and 161 transitions. [2023-11-19 03:16:44,483 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 161 transitions. [2023-11-19 03:16:44,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:16:44,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:44,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:44,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:44,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:44,689 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-19 03:16:46,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:46,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 78 states and 137 transitions. [2023-11-19 03:16:46,516 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 137 transitions. [2023-11-19 03:16:46,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:16:46,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:46,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:46,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:16:46,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:46,720 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked.