./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 87dd09ebbd7004650762949ef44f5f810b259dfe76e04f61193dc727167eb435 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:47:06,009 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:47:06,070 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 23:47:06,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:47:06,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:47:06,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:47:06,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:47:06,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:47:06,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:47:06,099 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:47:06,100 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:47:06,100 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:47:06,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:47:06,101 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:47:06,102 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:47:06,102 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:47:06,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:47:06,103 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:47:06,103 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:47:06,104 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:47:06,104 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:47:06,105 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:47:06,106 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:47:06,106 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:47:06,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:47:06,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:47:06,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:47:06,108 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:47:06,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:47:06,108 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_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87dd09ebbd7004650762949ef44f5f810b259dfe76e04f61193dc727167eb435 [2023-12-02 23:47:06,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:47:06,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:47:06,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:47:06,342 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:47:06,343 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:47:06,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i [2023-12-02 23:47:09,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:47:09,624 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:47:09,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-3.i [2023-12-02 23:47:09,645 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/data/adbe16adb/0c32226a1bb64bf6b6c6a72440064ad1/FLAG78879d724 [2023-12-02 23:47:09,660 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/data/adbe16adb/0c32226a1bb64bf6b6c6a72440064ad1 [2023-12-02 23:47:09,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:47:09,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:47:09,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:47:09,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:47:09,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:47:09,672 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:47:09" (1/1) ... [2023-12-02 23:47:09,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af84e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:09, skipping insertion in model container [2023-12-02 23:47:09,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:47:09" (1/1) ... [2023-12-02 23:47:09,761 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:47:10,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:47:10,357 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:47:10,459 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:47:10,502 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:47:10,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10 WrapperNode [2023-12-02 23:47:10,503 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:47:10,504 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:47:10,504 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:47:10,504 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:47:10,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,621 INFO L138 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1830 [2023-12-02 23:47:10,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:47:10,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:47:10,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:47:10,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:47:10,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,761 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,788 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:47:10,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:47:10,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:47:10,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:47:10,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:10" (1/1) ... [2023-12-02 23:47:10,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:47:10,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:47:10,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:47:10,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30fa036-a1a7-4d05-b0ce-21d461cc368f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:47:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:47:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:47:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:47:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:47:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:47:10,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:47:10,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:47:10,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:47:10,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:47:10,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:47:10,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:47:11,143 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:47:11,146 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:47:14,053 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:47:15,655 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:47:15,655 INFO L309 CfgBuilder]: Removed 77 assume(true) statements. [2023-12-02 23:47:15,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:47:15 BoogieIcfgContainer [2023-12-02 23:47:15,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:47:15,659 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:47:15,659 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:47:15,671 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:47:15,671 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:47:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:15,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1480 states and 1632 transitions. [2023-12-02 23:47:15,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1632 transitions. [2023-12-02 23:47:15,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 23:47:15,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:15,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:15,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:15,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:16,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1481 states and 1633 transitions. [2023-12-02 23:47:16,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1633 transitions. [2023-12-02 23:47:16,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:47:16,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:16,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:16,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:16,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:16,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1480 states and 1632 transitions. [2023-12-02 23:47:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1632 transitions. [2023-12-02 23:47:16,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:47:16,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:16,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:16,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:16,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:16,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1479 states and 1631 transitions. [2023-12-02 23:47:16,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1631 transitions. [2023-12-02 23:47:16,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:47:16,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:16,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:16,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:16,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1478 states and 1630 transitions. [2023-12-02 23:47:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1630 transitions. [2023-12-02 23:47:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:47:16,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:16,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:16,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:16,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:16,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1477 states and 1629 transitions. [2023-12-02 23:47:16,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1629 transitions. [2023-12-02 23:47:16,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:47:16,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:16,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:16,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:16,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1479 states and 1633 transitions. [2023-12-02 23:47:16,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1633 transitions. [2023-12-02 23:47:16,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:47:16,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:16,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:17,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:17,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1482 states and 1638 transitions. [2023-12-02 23:47:17,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1638 transitions. [2023-12-02 23:47:17,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:47:17,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:17,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:17,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:47:17,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:17,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:17,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1482 states and 1632 transitions. [2023-12-02 23:47:17,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1632 transitions. [2023-12-02 23:47:17,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:47:17,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:17,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:17,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:17,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:17,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1487 states and 1642 transitions. [2023-12-02 23:47:17,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1642 transitions. [2023-12-02 23:47:17,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:47:17,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:17,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:17,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:17,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:17,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1489 states and 1643 transitions. [2023-12-02 23:47:17,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1643 transitions. [2023-12-02 23:47:17,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:47:17,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:17,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:17,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:47:17,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:17,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:17,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:17,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1489 states and 1641 transitions. [2023-12-02 23:47:17,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1641 transitions. [2023-12-02 23:47:17,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:47:17,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:17,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:17,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:47:17,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:18,040 INFO L378 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 6 treesize of output 5 [2023-12-02 23:47:18,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:18,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1491 states and 1645 transitions. [2023-12-02 23:47:18,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1645 transitions. [2023-12-02 23:47:18,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:47:18,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:18,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:18,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:47:18,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:18,266 INFO L378 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 1 [2023-12-02 23:47:18,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:18,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:18,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1493 states and 1649 transitions. [2023-12-02 23:47:18,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1649 transitions. [2023-12-02 23:47:18,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:47:18,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:18,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:18,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:18,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:18,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:18,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:18,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1495 states and 1655 transitions. [2023-12-02 23:47:18,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1655 transitions. [2023-12-02 23:47:18,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:47:18,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:18,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:19,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:19,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:19,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:19,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:19,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1494 states and 1654 transitions. [2023-12-02 23:47:19,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1654 transitions. [2023-12-02 23:47:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:47:19,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:19,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:19,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:19,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:19,198 INFO L378 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 1 [2023-12-02 23:47:19,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:19,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:19,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1495 states and 1655 transitions. [2023-12-02 23:47:19,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1655 transitions. [2023-12-02 23:47:19,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:47:19,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:19,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:19,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:19,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:19,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:19,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:19,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1494 states and 1654 transitions. [2023-12-02 23:47:19,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1654 transitions. [2023-12-02 23:47:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:47:19,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:19,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:19,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:19,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:19,717 INFO L378 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 1 [2023-12-02 23:47:19,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:20,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1495 states and 1656 transitions. [2023-12-02 23:47:20,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1656 transitions. [2023-12-02 23:47:20,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:47:20,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:20,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:20,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:47:20,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:20,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:20,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1498 states and 1662 transitions. [2023-12-02 23:47:20,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1662 transitions. [2023-12-02 23:47:20,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:47:20,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:20,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:20,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:20,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:20,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:20,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:20,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1497 states and 1661 transitions. [2023-12-02 23:47:20,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1661 transitions. [2023-12-02 23:47:20,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:47:20,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:20,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:20,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:20,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:20,608 INFO L378 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 1 [2023-12-02 23:47:20,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:20,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1498 states and 1663 transitions. [2023-12-02 23:47:20,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1663 transitions. [2023-12-02 23:47:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:47:20,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:20,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:21,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:21,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:21,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:21,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:21,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1497 states and 1662 transitions. [2023-12-02 23:47:21,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1662 transitions. [2023-12-02 23:47:21,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:47:21,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:21,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:21,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:21,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:21,166 INFO L378 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 1 [2023-12-02 23:47:21,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:21,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:21,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1498 states and 1664 transitions. [2023-12-02 23:47:21,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1664 transitions. [2023-12-02 23:47:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:47:21,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:21,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:21,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:47:21,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:21,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1501 states and 1668 transitions. [2023-12-02 23:47:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1668 transitions. [2023-12-02 23:47:21,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:47:21,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:21,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:21,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:21,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:21,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:21,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:21,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1500 states and 1667 transitions. [2023-12-02 23:47:21,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1667 transitions. [2023-12-02 23:47:21,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:47:21,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:21,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:21,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:21,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:21,922 INFO L378 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 1 [2023-12-02 23:47:22,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:22,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:22,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1501 states and 1669 transitions. [2023-12-02 23:47:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1669 transitions. [2023-12-02 23:47:22,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:47:22,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:22,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:22,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:22,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:22,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:22,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:22,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1500 states and 1668 transitions. [2023-12-02 23:47:22,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1668 transitions. [2023-12-02 23:47:22,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:47:22,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:22,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:22,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:22,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:22,514 INFO L378 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 1 [2023-12-02 23:47:22,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:22,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:22,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1501 states and 1670 transitions. [2023-12-02 23:47:22,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1670 transitions. [2023-12-02 23:47:22,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:47:22,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:22,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:22,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:47:22,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:22,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:23,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:23,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1504 states and 1674 transitions. [2023-12-02 23:47:23,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1674 transitions. [2023-12-02 23:47:23,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:47:23,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:23,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:23,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:23,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:23,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:23,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:23,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1503 states and 1673 transitions. [2023-12-02 23:47:23,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1673 transitions. [2023-12-02 23:47:23,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:47:23,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:23,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:23,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:23,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:23,263 INFO L378 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 1 [2023-12-02 23:47:23,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:23,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:23,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1504 states and 1675 transitions. [2023-12-02 23:47:23,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1675 transitions. [2023-12-02 23:47:23,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:47:23,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:23,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:23,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:23,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:23,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:23,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:23,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1503 states and 1674 transitions. [2023-12-02 23:47:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1674 transitions. [2023-12-02 23:47:23,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:47:23,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:23,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:23,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:23,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:23,882 INFO L378 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 1 [2023-12-02 23:47:23,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:24,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:24,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1504 states and 1676 transitions. [2023-12-02 23:47:24,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1676 transitions. [2023-12-02 23:47:24,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:47:24,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:24,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:24,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:47:24,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:24,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1507 states and 1680 transitions. [2023-12-02 23:47:24,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1680 transitions. [2023-12-02 23:47:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:47:24,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:24,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:24,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:24,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:24,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:24,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:24,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1506 states and 1679 transitions. [2023-12-02 23:47:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1679 transitions. [2023-12-02 23:47:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:47:24,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:24,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:24,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:24,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:24,567 INFO L378 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 1 [2023-12-02 23:47:24,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:24,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:24,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1507 states and 1681 transitions. [2023-12-02 23:47:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1681 transitions. [2023-12-02 23:47:24,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:47:24,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:24,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:25,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:25,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:25,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:25,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1506 states and 1680 transitions. [2023-12-02 23:47:25,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1680 transitions. [2023-12-02 23:47:25,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:47:25,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:25,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:25,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:25,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:25,160 INFO L378 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 1 [2023-12-02 23:47:25,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:25,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:25,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1507 states and 1682 transitions. [2023-12-02 23:47:25,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1682 transitions. [2023-12-02 23:47:25,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:47:25,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:25,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:25,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:47:25,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:25,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:25,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:25,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1510 states and 1686 transitions. [2023-12-02 23:47:25,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1686 transitions. [2023-12-02 23:47:25,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:47:25,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:25,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:25,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:47:25,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:25,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:25,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1509 states and 1685 transitions. [2023-12-02 23:47:25,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1685 transitions. [2023-12-02 23:47:25,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:47:25,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:25,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:25,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:47:25,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:25,972 INFO L378 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 1 [2023-12-02 23:47:26,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:26,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:26,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1510 states and 1687 transitions. [2023-12-02 23:47:26,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1687 transitions. [2023-12-02 23:47:26,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:47:26,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:26,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:26,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:47:26,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:26,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:26,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:26,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1513 states and 1691 transitions. [2023-12-02 23:47:26,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1691 transitions. [2023-12-02 23:47:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:47:26,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:26,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:26,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:47:26,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:26,682 INFO L378 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 6 treesize of output 5 [2023-12-02 23:47:26,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:27,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:27,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1529 states and 1709 transitions. [2023-12-02 23:47:27,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1709 transitions. [2023-12-02 23:47:27,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:47:27,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:27,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:27,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:27,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:47:27,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:27,167 INFO L378 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 1 [2023-12-02 23:47:27,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:27,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:27,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1545 states and 1734 transitions. [2023-12-02 23:47:27,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1734 transitions. [2023-12-02 23:47:27,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:47:27,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:27,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:27,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:47:27,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:37,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:47:37,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:37,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1545 states and 1732 transitions. [2023-12-02 23:47:37,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1732 transitions. [2023-12-02 23:47:37,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:47:37,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:37,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:37,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:47:37,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:47:37,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:48,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:47:58,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:48:08,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:48:18,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:48:18,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:18,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1530 states and 1713 transitions. [2023-12-02 23:48:18,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1713 transitions. [2023-12-02 23:48:18,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:48:18,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:18,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:18,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 23:48:18,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:48:18,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 23:48:18,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:48:29,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:48:39,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:48:49,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:48:59,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:49:00,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:00,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1545 states and 1731 transitions. [2023-12-02 23:49:00,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1731 transitions. [2023-12-02 23:49:00,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:49:00,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:00,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:00,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:49:00,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:00,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:01,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:01,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1427 states and 1568 transitions. [2023-12-02 23:49:01,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1568 transitions. [2023-12-02 23:49:01,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:49:01,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:01,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:01,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:49:01,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:01,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1426 states and 1567 transitions. [2023-12-02 23:49:01,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1567 transitions. [2023-12-02 23:49:01,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:49:01,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:01,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:01,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:49:01,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:01,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:02,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:02,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1425 states and 1566 transitions. [2023-12-02 23:49:02,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1566 transitions. [2023-12-02 23:49:02,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:49:02,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:02,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:02,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:49:02,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:02,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:02,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1425 states and 1565 transitions. [2023-12-02 23:49:02,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1565 transitions. [2023-12-02 23:49:02,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:49:02,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:02,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:02,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:49:02,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:02,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:02,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:02,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1424 states and 1564 transitions. [2023-12-02 23:49:02,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1564 transitions. [2023-12-02 23:49:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:49:02,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:02,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:02,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:49:02,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:03,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:03,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1423 states and 1563 transitions. [2023-12-02 23:49:03,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1563 transitions. [2023-12-02 23:49:03,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:49:03,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:03,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:03,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:49:03,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:03,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:03,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:03,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1423 states and 1562 transitions. [2023-12-02 23:49:03,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1562 transitions. [2023-12-02 23:49:03,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:49:03,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:03,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:03,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:49:03,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:03,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1422 states and 1561 transitions. [2023-12-02 23:49:03,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1561 transitions. [2023-12-02 23:49:03,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:49:03,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:03,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:03,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:49:03,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:03,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:04,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1421 states and 1560 transitions. [2023-12-02 23:49:04,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1560 transitions. [2023-12-02 23:49:04,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:49:04,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:04,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:04,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:49:04,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:04,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:14,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:49:14,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:14,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1421 states and 1558 transitions. [2023-12-02 23:49:14,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1558 transitions. [2023-12-02 23:49:14,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:49:14,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:14,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:14,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:49:14,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:14,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:14,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:14,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1421 states and 1557 transitions. [2023-12-02 23:49:14,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1557 transitions. [2023-12-02 23:49:14,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 23:49:14,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:14,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:14,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:49:14,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:14,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:26,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:49:36,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:49:46,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:49:56,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:49:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:56,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1420 states and 1556 transitions. [2023-12-02 23:49:56,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1556 transitions. [2023-12-02 23:49:56,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 23:49:56,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:56,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:56,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:49:56,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:56,831 INFO L378 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 1 [2023-12-02 23:49:57,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:09,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:50:19,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:50:29,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:50:40,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:50:40,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:50:40,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1419 states and 1555 transitions. [2023-12-02 23:50:40,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1555 transitions. [2023-12-02 23:50:40,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:50:40,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:50:40,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:50:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:50:40,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:50:40,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:50:40,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:40,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:50:40,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1418 states and 1554 transitions. [2023-12-02 23:50:40,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1554 transitions. [2023-12-02 23:50:40,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:50:40,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:50:40,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:50:40,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:50:40,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:50:40,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:50:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:41,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:50:41,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1417 states and 1553 transitions. [2023-12-02 23:50:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1553 transitions. [2023-12-02 23:50:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:50:41,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:50:41,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:50:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:50:41,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:50:41,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:50:41,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:41,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:50:41,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1416 states and 1552 transitions. [2023-12-02 23:50:41,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1552 transitions. [2023-12-02 23:50:41,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:50:41,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:50:41,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:50:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:50:41,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:50:41,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:50:41,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:41,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:50:41,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1415 states and 1551 transitions. [2023-12-02 23:50:41,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1551 transitions. [2023-12-02 23:50:41,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:50:41,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:50:41,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:50:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:50:42,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:50:42,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:50:42,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:42,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:50:42,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1414 states and 1550 transitions. [2023-12-02 23:50:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1550 transitions. [2023-12-02 23:50:42,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:50:42,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:50:42,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:50:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:50:42,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:50:42,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:50:42,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:50:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1413 states and 1549 transitions. [2023-12-02 23:50:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1549 transitions. [2023-12-02 23:50:42,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:50:42,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:50:42,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:50:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:50:43,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:50:43,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:50:43,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:56,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:51:06,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:51:16,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:51:26,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:51:27,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:27,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1454 states and 1590 transitions. [2023-12-02 23:51:27,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1590 transitions. [2023-12-02 23:51:27,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:51:27,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:27,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:27,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:27,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:27,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:27,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:27,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1453 states and 1589 transitions. [2023-12-02 23:51:27,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1589 transitions. [2023-12-02 23:51:27,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:51:27,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:27,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:27,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:27,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:27,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:28,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:28,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1452 states and 1588 transitions. [2023-12-02 23:51:28,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1588 transitions. [2023-12-02 23:51:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:51:28,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:28,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:28,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:51:28,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:28,220 INFO L378 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 6 treesize of output 5 [2023-12-02 23:51:28,284 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-12-02 23:51:28,284 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-12-02 23:51:28,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:28,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1451 states and 1585 transitions. [2023-12-02 23:51:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1585 transitions. [2023-12-02 23:51:28,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:51:28,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:28,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:28,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:51:28,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:28,451 INFO L378 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 6 treesize of output 5 [2023-12-02 23:51:28,455 INFO L378 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 1 [2023-12-02 23:51:28,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:28,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 14 treesize of output 9 [2023-12-02 23:51:28,834 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:51:28,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:51:28,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:29,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:29,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1450 states and 1584 transitions. [2023-12-02 23:51:29,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1584 transitions. [2023-12-02 23:51:29,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:51:29,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:29,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:30,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:30,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:30,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:30,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:30,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1449 states and 1583 transitions. [2023-12-02 23:51:30,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1583 transitions. [2023-12-02 23:51:30,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:51:30,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:30,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:30,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:30,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:30,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:30,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:30,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1448 states and 1582 transitions. [2023-12-02 23:51:30,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1582 transitions. [2023-12-02 23:51:30,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 23:51:30,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:30,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:30,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:30,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:30,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:30,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:30,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1447 states and 1580 transitions. [2023-12-02 23:51:30,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1580 transitions. [2023-12-02 23:51:30,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 23:51:30,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:30,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:31,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:31,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:31,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:31,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:31,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1446 states and 1579 transitions. [2023-12-02 23:51:31,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1579 transitions. [2023-12-02 23:51:31,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 23:51:31,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:31,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:31,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 23:51:31,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:31,157 INFO L378 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 6 treesize of output 5 [2023-12-02 23:51:31,258 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 19 treesize of output 1 [2023-12-02 23:51:31,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 9 [2023-12-02 23:51:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:32,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:32,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1445 states and 1578 transitions. [2023-12-02 23:51:32,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1578 transitions. [2023-12-02 23:51:32,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 23:51:32,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:32,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:32,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 23:51:32,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:32,664 INFO L378 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 1 [2023-12-02 23:51:32,804 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 13 treesize of output 9 [2023-12-02 23:51:32,808 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 19 treesize of output 1 [2023-12-02 23:51:32,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 9 [2023-12-02 23:51:33,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1444 states and 1577 transitions. [2023-12-02 23:51:34,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1577 transitions. [2023-12-02 23:51:34,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:51:34,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:34,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:35,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:35,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:35,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:35,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:35,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1443 states and 1576 transitions. [2023-12-02 23:51:35,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1576 transitions. [2023-12-02 23:51:35,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:51:35,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:35,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:35,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:35,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:36,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:36,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:36,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1442 states and 1575 transitions. [2023-12-02 23:51:36,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1575 transitions. [2023-12-02 23:51:36,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:51:36,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:36,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:37,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:51:37,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:37,099 INFO L378 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 6 treesize of output 5 [2023-12-02 23:51:37,106 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 19 treesize of output 1 [2023-12-02 23:51:37,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 9 [2023-12-02 23:51:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:38,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:38,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1445 states and 1581 transitions. [2023-12-02 23:51:38,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1581 transitions. [2023-12-02 23:51:38,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:51:38,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:38,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:38,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:51:38,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:38,653 INFO L378 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 1 [2023-12-02 23:51:38,663 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 13 treesize of output 9 [2023-12-02 23:51:38,668 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 19 treesize of output 1 [2023-12-02 23:51:38,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 9 [2023-12-02 23:51:38,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:40,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1448 states and 1589 transitions. [2023-12-02 23:51:40,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1589 transitions. [2023-12-02 23:51:40,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:51:40,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:40,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:40,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:40,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:40,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:41,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1449 states and 1591 transitions. [2023-12-02 23:51:41,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1591 transitions. [2023-12-02 23:51:41,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:51:41,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:41,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:41,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:41,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:41,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:42,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:42,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1450 states and 1592 transitions. [2023-12-02 23:51:42,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1592 transitions. [2023-12-02 23:51:42,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:51:42,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:42,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:42,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 23:51:42,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:42,195 INFO L378 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 6 treesize of output 5 [2023-12-02 23:51:42,258 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-02 23:51:42,258 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-02 23:51:42,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:51:42,792 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:51:42,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:51:42,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:51:43,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:47,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:47,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1438 states and 1571 transitions. [2023-12-02 23:51:47,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1571 transitions. [2023-12-02 23:51:47,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:51:47,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:47,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:47,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 23:51:47,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:47,335 INFO L378 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 6 treesize of output 5 [2023-12-02 23:51:47,392 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-02 23:51:47,393 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-02 23:51:47,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:51:47,639 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:51:47,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:51:47,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:51:47,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:49,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:49,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1437 states and 1570 transitions. [2023-12-02 23:51:49,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1570 transitions. [2023-12-02 23:51:49,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:51:49,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:49,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:49,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 23:51:49,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:49,792 INFO L378 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 6 treesize of output 5 [2023-12-02 23:51:49,853 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:51:49,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:51:49,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 23:51:50,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:51:50,062 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 13 treesize of output 9 [2023-12-02 23:51:50,614 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:51:50,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-02 23:51:50,620 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 30 treesize of output 13 [2023-12-02 23:51:50,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:51:50,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 9 treesize of output 3 [2023-12-02 23:51:50,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:53,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:53,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1436 states and 1569 transitions. [2023-12-02 23:51:53,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1569 transitions. [2023-12-02 23:51:53,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 23:51:53,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:53,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:53,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:53,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:53,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1435 states and 1568 transitions. [2023-12-02 23:51:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1568 transitions. [2023-12-02 23:51:54,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 23:51:54,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:54,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:54,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:51:54,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:54,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:55,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1434 states and 1567 transitions. [2023-12-02 23:51:55,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1567 transitions. [2023-12-02 23:51:55,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:51:55,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:55,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:55,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 23:51:55,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:55,530 INFO L378 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 6 treesize of output 5 [2023-12-02 23:51:55,588 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-02 23:51:55,588 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-02 23:51:55,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:51:55,695 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:51:55,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:51:55,948 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:51:55,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:51:55,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:51:56,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:57,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:57,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1433 states and 1566 transitions. [2023-12-02 23:51:57,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1566 transitions. [2023-12-02 23:51:57,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:51:57,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:57,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:57,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 23:51:57,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:57,793 INFO L378 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 6 treesize of output 5 [2023-12-02 23:51:57,846 INFO L378 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 1 [2023-12-02 23:51:57,856 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:51:57,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:51:57,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:51:57,869 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 13 treesize of output 9 [2023-12-02 23:51:57,950 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:51:57,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-02 23:51:57,957 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 30 treesize of output 13 [2023-12-02 23:51:58,204 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:51:58,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-02 23:51:58,212 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 30 treesize of output 13 [2023-12-02 23:51:58,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:51:58,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 9 treesize of output 3 [2023-12-02 23:51:58,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:00,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:00,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1432 states and 1565 transitions. [2023-12-02 23:52:00,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1565 transitions. [2023-12-02 23:52:00,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:52:00,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:00,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:00,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:52:00,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:00,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:01,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:01,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1431 states and 1564 transitions. [2023-12-02 23:52:01,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1564 transitions. [2023-12-02 23:52:01,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:52:01,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:01,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:01,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:52:01,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:01,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:02,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1430 states and 1563 transitions. [2023-12-02 23:52:02,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1563 transitions. [2023-12-02 23:52:02,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:52:02,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:02,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:02,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 23:52:02,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:02,765 INFO L378 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 6 treesize of output 5 [2023-12-02 23:52:02,819 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-02 23:52:02,820 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-02 23:52:02,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:52:02,884 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:02,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:52:02,910 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:02,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:52:03,143 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:03,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:52:03,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:52:03,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:05,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:05,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1429 states and 1562 transitions. [2023-12-02 23:52:05,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1562 transitions. [2023-12-02 23:52:05,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:52:05,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:05,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:05,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:52:05,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:05,190 INFO L378 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 6 treesize of output 5 [2023-12-02 23:52:05,242 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:52:05,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:52:05,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 23:52:05,254 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 13 treesize of output 9 [2023-12-02 23:52:05,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:52:05,309 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:05,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-02 23:52:05,314 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 30 treesize of output 13 [2023-12-02 23:52:05,336 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:05,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-02 23:52:05,342 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 30 treesize of output 13 [2023-12-02 23:52:05,626 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:05,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-02 23:52:05,631 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 30 treesize of output 13 [2023-12-02 23:52:05,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:52:05,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 9 treesize of output 3 [2023-12-02 23:52:05,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:08,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:08,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1428 states and 1561 transitions. [2023-12-02 23:52:08,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1561 transitions. [2023-12-02 23:52:08,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:52:08,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:08,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:08,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:52:08,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:08,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:09,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:09,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1427 states and 1560 transitions. [2023-12-02 23:52:09,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1560 transitions. [2023-12-02 23:52:09,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:52:09,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:09,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:09,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:52:09,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:10,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:10,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1426 states and 1559 transitions. [2023-12-02 23:52:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1559 transitions. [2023-12-02 23:52:10,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:52:10,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:10,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:10,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 23:52:10,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:10,754 INFO L378 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 6 treesize of output 5 [2023-12-02 23:52:10,801 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:52:10,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:52:11,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:52:11,473 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:11,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:11,711 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:11,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:11,959 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:11,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:12,221 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:12,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:52:12,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:52:12,465 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-12-02 23:52:12,466 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-12-02 23:52:12,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:15,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:15,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1425 states and 1558 transitions. [2023-12-02 23:52:15,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1558 transitions. [2023-12-02 23:52:15,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:52:15,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:15,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:16,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 23:52:16,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:16,099 INFO L378 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 6 treesize of output 5 [2023-12-02 23:52:16,173 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-02 23:52:16,173 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-02 23:52:16,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 23:52:16,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:52:16,504 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 13 treesize of output 9 [2023-12-02 23:52:17,201 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:17,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-02 23:52:17,207 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 30 treesize of output 13 [2023-12-02 23:52:17,535 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:17,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-02 23:52:17,542 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 30 treesize of output 13 [2023-12-02 23:52:17,878 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:17,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-02 23:52:17,885 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 30 treesize of output 13 [2023-12-02 23:52:18,215 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:18,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-02 23:52:18,222 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 30 treesize of output 13 [2023-12-02 23:52:18,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 42 treesize of output 18 [2023-12-02 23:52:18,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:52:18,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-12-02 23:52:18,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 9 treesize of output 3 [2023-12-02 23:52:18,263 INFO L349 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2023-12-02 23:52:18,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2023-12-02 23:52:18,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:22,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:22,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1424 states and 1557 transitions. [2023-12-02 23:52:22,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1557 transitions. [2023-12-02 23:52:22,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 23:52:22,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:22,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:22,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:52:22,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:22,981 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-12-02 23:52:22,982 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-12-02 23:52:22,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:23,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:23,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1423 states and 1556 transitions. [2023-12-02 23:52:23,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1556 transitions. [2023-12-02 23:52:23,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 23:52:23,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:23,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:23,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:52:23,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:23,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:52:23,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 16 treesize of output 11 [2023-12-02 23:52:23,927 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:52:23,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:52:23,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:24,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:24,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1422 states and 1555 transitions. [2023-12-02 23:52:24,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1555 transitions. [2023-12-02 23:52:24,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 23:52:24,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:24,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:24,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 23:52:24,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:24,990 INFO L378 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 6 treesize of output 5 [2023-12-02 23:52:25,047 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:52:25,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:52:25,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:52:25,079 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:25,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:25,095 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:25,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:25,112 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:25,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:25,129 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:25,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:25,409 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:25,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:52:25,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:52:25,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:27,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1421 states and 1554 transitions. [2023-12-02 23:52:27,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1554 transitions. [2023-12-02 23:52:27,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 23:52:27,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:27,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:27,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 23:52:27,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:27,367 INFO L378 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 6 treesize of output 5 [2023-12-02 23:52:27,425 INFO L378 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 1 [2023-12-02 23:52:27,441 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-02 23:52:27,441 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-02 23:52:27,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:52:27,463 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 13 treesize of output 9 [2023-12-02 23:52:27,573 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:27,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-02 23:52:27,582 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 30 treesize of output 13 [2023-12-02 23:52:27,618 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:27,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-02 23:52:27,625 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 30 treesize of output 13 [2023-12-02 23:52:27,669 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:27,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-02 23:52:27,679 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 30 treesize of output 13 [2023-12-02 23:52:27,715 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:27,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-02 23:52:27,724 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 30 treesize of output 13 [2023-12-02 23:52:27,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:52:27,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2023-12-02 23:52:27,753 INFO L349 Elim1Store]: treesize reduction 8, result has 65.2 percent of original size [2023-12-02 23:52:27,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 24 [2023-12-02 23:52:28,054 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:28,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-02 23:52:28,061 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 30 treesize of output 13 [2023-12-02 23:52:28,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:52:28,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 9 treesize of output 3 [2023-12-02 23:52:28,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1420 states and 1553 transitions. [2023-12-02 23:52:31,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1553 transitions. [2023-12-02 23:52:31,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 23:52:31,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:31,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:31,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:52:31,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:31,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:32,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:32,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1419 states and 1552 transitions. [2023-12-02 23:52:32,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1552 transitions. [2023-12-02 23:52:32,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 23:52:32,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:32,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:32,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:52:32,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:33,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:33,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1418 states and 1551 transitions. [2023-12-02 23:52:33,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1551 transitions. [2023-12-02 23:52:33,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 23:52:33,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:33,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:34,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:34,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:52:34,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:34,107 INFO L378 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 6 treesize of output 5 [2023-12-02 23:52:34,163 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:52:34,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:52:34,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:52:34,191 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:34,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:34,206 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:34,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:34,221 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:34,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:34,236 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:34,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:34,252 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:34,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:52:34,614 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:34,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-02 23:52:34,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 13 [2023-12-02 23:52:34,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:36,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:36,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1417 states and 1550 transitions. [2023-12-02 23:52:36,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1550 transitions. [2023-12-02 23:52:36,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 23:52:36,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:36,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:36,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:36,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-02 23:52:36,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:36,817 INFO L378 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 6 treesize of output 5 [2023-12-02 23:52:36,881 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:52:36,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:52:36,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:52:36,909 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:36,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:36,924 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:36,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:36,939 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:36,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:52:37,295 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:37,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 74 [2023-12-02 23:52:37,299 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 40 treesize of output 23 [2023-12-02 23:52:37,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:52:37,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 23 [2023-12-02 23:52:37,666 INFO L349 Elim1Store]: treesize reduction 4, result has 71.4 percent of original size [2023-12-02 23:52:37,666 INFO L378 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 1 case distinctions, treesize of input 17 treesize of output 17 [2023-12-02 23:52:38,038 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:38,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 65 [2023-12-02 23:52:38,041 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 49 treesize of output 30 [2023-12-02 23:52:38,768 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:38,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 65 [2023-12-02 23:52:38,773 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 49 treesize of output 30 [2023-12-02 23:52:38,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 39 treesize of output 21 [2023-12-02 23:52:38,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 32 treesize of output 14 [2023-12-02 23:52:39,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:44,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:44,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1416 states and 1549 transitions. [2023-12-02 23:52:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1549 transitions. [2023-12-02 23:52:44,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 23:52:44,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:44,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:44,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:52:44,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:44,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:45,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:45,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1406 states and 1538 transitions. [2023-12-02 23:52:45,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1538 transitions. [2023-12-02 23:52:45,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 23:52:45,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:45,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:45,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:52:45,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:45,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:46,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:46,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1405 states and 1537 transitions. [2023-12-02 23:52:46,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1537 transitions. [2023-12-02 23:52:46,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:52:46,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:46,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:46,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:52:46,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:47,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 9 [2023-12-02 23:52:47,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:49,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:49,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1404 states and 1536 transitions. [2023-12-02 23:52:49,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1536 transitions. [2023-12-02 23:52:49,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:52:49,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:49,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:49,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:52:49,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:49,997 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 29 treesize of output 17 [2023-12-02 23:52:50,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 32 treesize of output 14 [2023-12-02 23:52:50,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:54,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1403 states and 1535 transitions. [2023-12-02 23:52:54,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1535 transitions. [2023-12-02 23:52:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:52:54,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:54,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:54,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 23:52:54,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:52:54,975 INFO L378 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 6 treesize of output 5 [2023-12-02 23:52:55,025 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:52:55,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:52:55,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:52:55,034 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 19 treesize of output 1 [2023-12-02 23:52:55,059 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:55,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-02 23:52:55,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-02 23:52:55,078 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:55,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-02 23:52:55,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-02 23:52:55,096 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:55,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-02 23:52:55,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-02 23:52:55,114 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:52:55,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-02 23:52:55,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-02 23:52:55,129 INFO L378 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 6 treesize of output 5 [2023-12-02 23:52:55,546 INFO L349 Elim1Store]: treesize reduction 53, result has 14.5 percent of original size [2023-12-02 23:52:55,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 63 [2023-12-02 23:52:55,550 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 42 treesize of output 25 [2023-12-02 23:52:56,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:52:56,313 INFO L349 Elim1Store]: treesize reduction 57, result has 13.6 percent of original size [2023-12-02 23:52:56,314 INFO L378 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 2 case distinctions, treesize of input 89 treesize of output 58 [2023-12-02 23:52:56,317 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 42 treesize of output 25 [2023-12-02 23:52:56,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 19 [2023-12-02 23:52:56,923 INFO L349 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2023-12-02 23:52:56,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 16 [2023-12-02 23:52:56,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:09,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:09,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1402 states and 1534 transitions. [2023-12-02 23:53:09,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1534 transitions. [2023-12-02 23:53:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:53:09,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:09,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:10,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-02 23:53:10,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:10,106 INFO L378 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 6 treesize of output 5 [2023-12-02 23:53:10,162 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:53:10,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:53:10,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 23:53:10,191 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:53:10,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:53:10,208 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:53:10,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:53:10,225 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:53:10,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:53:10,243 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-02 23:53:10,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-02 23:53:10,260 INFO L378 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 1 [2023-12-02 23:53:10,767 INFO L349 Elim1Store]: treesize reduction 53, result has 14.5 percent of original size [2023-12-02 23:53:10,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 106 treesize of output 72 [2023-12-02 23:53:10,771 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2023-12-02 23:53:11,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:53:11,854 INFO L349 Elim1Store]: treesize reduction 57, result has 13.6 percent of original size [2023-12-02 23:53:11,854 INFO L378 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 2 case distinctions, treesize of input 125 treesize of output 82 [2023-12-02 23:53:11,868 INFO L349 Elim1Store]: treesize reduction 39, result has 25.0 percent of original size [2023-12-02 23:53:11,868 INFO L378 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 1 case distinctions, treesize of input 87 treesize of output 47 [2023-12-02 23:53:12,958 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-12-02 23:53:12,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 29 [2023-12-02 23:53:13,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:32,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:32,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1401 states and 1533 transitions. [2023-12-02 23:53:32,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1533 transitions. [2023-12-02 23:53:32,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 23:53:32,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:32,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:32,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:32,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:53:32,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:33,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:38,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:38,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1403 states and 1533 transitions. [2023-12-02 23:53:38,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1533 transitions. [2023-12-02 23:53:38,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 23:53:38,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:38,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:38,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:53:38,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:39,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:00,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:54:10,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:54:20,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:54:30,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:55:06,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:06,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1405 states and 1536 transitions. [2023-12-02 23:55:06,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1536 transitions. [2023-12-02 23:55:06,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:55:06,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:06,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:06,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:55:06,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:08,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 17 treesize of output 9 [2023-12-02 23:55:09,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:55:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:47,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1411 states and 1548 transitions. [2023-12-02 23:55:47,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1548 transitions. [2023-12-02 23:55:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:55:47,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:47,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:47,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-02 23:55:47,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:47,458 INFO L378 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 6 treesize of output 5 [2023-12-02 23:55:48,001 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:55:48,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:55:48,470 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 15 treesize of output 1 [2023-12-02 23:55:48,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:55:49,431 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:55:49,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:55:49,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:55:49,930 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:55:49,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:55:49,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:55:50,445 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:55:50,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:55:50,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:55:51,076 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:55:51,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:55:51,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:55:51,588 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:55:51,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:55:51,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:55:52,223 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:55:52,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 51 [2023-12-02 23:55:52,227 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 32 treesize of output 19 [2023-12-02 23:55:54,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 19 [2023-12-02 23:55:54,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 26 treesize of output 14 [2023-12-02 23:55:55,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:56:24,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:24,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1417 states and 1563 transitions. [2023-12-02 23:56:24,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1563 transitions. [2023-12-02 23:56:24,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 23:56:24,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:24,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:24,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-02 23:56:24,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:24,810 INFO L378 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 6 treesize of output 5 [2023-12-02 23:56:24,918 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:56:24,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:56:24,926 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 15 treesize of output 1 [2023-12-02 23:56:24,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:56:25,985 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:56:25,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:56:25,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:56:26,545 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:56:26,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:56:26,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:56:27,153 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:56:27,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:56:27,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:56:27,767 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:56:27,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:56:27,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:56:27,789 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:56:27,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:56:28,461 INFO L349 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2023-12-02 23:56:28,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 59 [2023-12-02 23:56:28,469 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 33 treesize of output 20 [2023-12-02 23:56:29,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:56:29,889 INFO L349 Elim1Store]: treesize reduction 51, result has 12.1 percent of original size [2023-12-02 23:56:29,889 INFO L378 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 2 case distinctions, treesize of input 81 treesize of output 58 [2023-12-02 23:56:29,894 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 33 treesize of output 20 [2023-12-02 23:56:29,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 16 [2023-12-02 23:56:31,386 INFO L349 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2023-12-02 23:56:31,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 53 [2023-12-02 23:56:31,392 INFO L378 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 16 treesize of output 12 [2023-12-02 23:56:32,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 25 treesize of output 13 [2023-12-02 23:56:32,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1418 states and 1567 transitions. [2023-12-02 23:57:07,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1567 transitions. [2023-12-02 23:57:07,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 23:57:07,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:07,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:07,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1417 states and 1566 transitions. [2023-12-02 23:57:07,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1566 transitions. [2023-12-02 23:57:07,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 23:57:07,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:07,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:10,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:10,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1416 states and 1565 transitions. [2023-12-02 23:57:10,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1565 transitions. [2023-12-02 23:57:10,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 23:57:10,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:10,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:11,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-02 23:57:11,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:11,027 INFO L378 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 6 treesize of output 5 [2023-12-02 23:57:11,156 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-12-02 23:57:11,157 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-12-02 23:57:11,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:57:11,755 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:57:11,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2023-12-02 23:57:11,779 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:57:11,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2023-12-02 23:57:11,804 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:57:11,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2023-12-02 23:57:11,828 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:57:11,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 23:57:12,387 INFO L349 Elim1Store]: treesize reduction 8, result has 61.9 percent of original size [2023-12-02 23:57:12,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2023-12-02 23:57:13,063 INFO L349 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2023-12-02 23:57:13,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 66 [2023-12-02 23:57:13,068 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 60 treesize of output 43 [2023-12-02 23:57:14,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:57:14,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:57:14,570 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2023-12-02 23:57:14,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 103 treesize of output 64 [2023-12-02 23:57:14,576 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 75 treesize of output 56 [2023-12-02 23:57:16,919 INFO L349 Elim1Store]: treesize reduction 40, result has 21.6 percent of original size [2023-12-02 23:57:16,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 66 [2023-12-02 23:57:16,929 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-12-02 23:57:16,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 69 [2023-12-02 23:57:16,971 INFO L349 Elim1Store]: treesize reduction 52, result has 17.5 percent of original size [2023-12-02 23:57:16,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 124 treesize of output 99 [2023-12-02 23:57:16,984 INFO L349 Elim1Store]: treesize reduction 27, result has 15.6 percent of original size [2023-12-02 23:57:16,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 86 [2023-12-02 23:57:17,818 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2023-12-02 23:57:17,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 30 [2023-12-02 23:57:17,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 26 treesize of output 14 [2023-12-02 23:57:17,826 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:57:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:59,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1411 states and 1550 transitions. [2023-12-02 23:57:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1550 transitions. [2023-12-02 23:57:59,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 23:57:59,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:59,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:59,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:59,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:58:03,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:03,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1413 states and 1551 transitions. [2023-12-02 23:58:03,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1551 transitions. [2023-12-02 23:58:03,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 23:58:03,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:03,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:03,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:58:03,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:04,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:58:12,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:12,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1415 states and 1553 transitions. [2023-12-02 23:58:12,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1553 transitions. [2023-12-02 23:58:12,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-02 23:58:12,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:12,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:12,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 23:58:12,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:12,545 INFO L378 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 6 treesize of output 5 [2023-12-02 23:58:12,667 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:58:12,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:58:12,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:58:12,710 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:58:12,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2023-12-02 23:58:12,727 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:58:12,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2023-12-02 23:58:12,745 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:58:12,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2023-12-02 23:58:12,763 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:58:12,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2023-12-02 23:58:12,780 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:58:12,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 23:58:13,435 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:58:13,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 23:58:14,192 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:58:14,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 23:58:14,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 25 treesize of output 13 [2023-12-02 23:58:14,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:58:25,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:25,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1419 states and 1560 transitions. [2023-12-02 23:58:25,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1560 transitions. [2023-12-02 23:58:25,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-02 23:58:25,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:25,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:25,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 23:58:25,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:28,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:58:28,707 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 52 [2023-12-02 23:58:28,720 INFO L349 Elim1Store]: treesize reduction 47, result has 13.0 percent of original size [2023-12-02 23:58:28,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 14 [2023-12-02 23:58:29,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 15 [2023-12-02 23:58:29,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 14 [2023-12-02 23:58:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:58:45,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:45,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1422 states and 1567 transitions. [2023-12-02 23:58:45,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1567 transitions. [2023-12-02 23:58:45,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 23:58:45,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:45,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:45,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:58:45,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:58:48,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:48,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1424 states and 1568 transitions. [2023-12-02 23:58:48,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1568 transitions. [2023-12-02 23:58:48,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 23:58:48,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:48,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:48,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:58:48,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:48,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:58:51,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:51,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1426 states and 1570 transitions. [2023-12-02 23:58:51,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1570 transitions. [2023-12-02 23:58:51,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:58:51,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:51,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:51,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:58:51,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:52,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 9 [2023-12-02 23:58:53,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:00,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:00,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1429 states and 1574 transitions. [2023-12-02 23:59:00,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1574 transitions. [2023-12-02 23:59:00,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:59:00,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:00,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:00,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 23:59:00,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:00,419 INFO L378 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 6 treesize of output 5 [2023-12-02 23:59:00,546 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:59:00,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:59:01,193 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 15 treesize of output 1 [2023-12-02 23:59:01,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:59:02,659 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:02,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:02,662 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 24 treesize of output 11 [2023-12-02 23:59:03,531 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:03,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:03,535 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 24 treesize of output 11 [2023-12-02 23:59:04,256 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:04,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:04,260 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 24 treesize of output 11 [2023-12-02 23:59:04,965 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:04,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:04,967 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 24 treesize of output 11 [2023-12-02 23:59:05,693 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:05,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:05,697 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 24 treesize of output 11 [2023-12-02 23:59:06,432 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:06,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:06,435 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 24 treesize of output 11 [2023-12-02 23:59:07,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 16 treesize of output 8 [2023-12-02 23:59:07,942 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 16 treesize of output 11 [2023-12-02 23:59:09,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 15 [2023-12-02 23:59:09,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 14 [2023-12-02 23:59:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:28,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:28,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1433 states and 1582 transitions. [2023-12-02 23:59:28,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1582 transitions. [2023-12-02 23:59:28,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:59:28,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:28,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:28,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 70 conjunts are in the unsatisfiable core [2023-12-02 23:59:28,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:28,663 INFO L378 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 6 treesize of output 5 [2023-12-02 23:59:28,784 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 23:59:28,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-02 23:59:28,791 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 15 treesize of output 1 [2023-12-02 23:59:28,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:59:28,828 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:28,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:28,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:59:28,851 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:28,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:28,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:59:28,873 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:28,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:28,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:59:28,896 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:28,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:28,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:59:28,919 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:28,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:28,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:59:29,564 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 23:59:29,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-02 23:59:29,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 23:59:33,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:59:33,638 INFO L349 Elim1Store]: treesize reduction 51, result has 12.1 percent of original size [2023-12-02 23:59:33,638 INFO L378 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 2 case distinctions, treesize of input 73 treesize of output 54 [2023-12-02 23:59:33,643 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 34 treesize of output 21 [2023-12-02 23:59:33,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 25 treesize of output 17 [2023-12-02 23:59:34,806 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-12-02 23:59:34,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 16 [2023-12-02 23:59:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:00:12,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:12,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1443 states and 1602 transitions. [2023-12-03 00:00:12,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1602 transitions. [2023-12-03 00:00:12,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-03 00:00:12,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:12,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:13,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:00:13,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:15,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:00:30,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:30,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1445 states and 1606 transitions. [2023-12-03 00:00:30,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1606 transitions. [2023-12-03 00:00:30,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-03 00:00:30,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:30,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:32,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:00:32,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:34,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:00:45,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:45,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1446 states and 1607 transitions. [2023-12-03 00:00:45,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1607 transitions. [2023-12-03 00:00:45,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 00:00:45,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:45,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:49,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 611 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:00:49,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:51,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:00:59,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:59,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1447 states and 1608 transitions. [2023-12-03 00:00:59,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1608 transitions. [2023-12-03 00:00:59,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-03 00:00:59,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:59,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:04,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 127 conjunts are in the unsatisfiable core [2023-12-03 00:01:04,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:01:04,928 INFO L378 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 6 treesize of output 5 [2023-12-03 00:01:05,169 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-03 00:01:05,169 INFO L378 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-03 00:01:06,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 00:01:06,398 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 15 treesize of output 1 [2023-12-03 00:01:09,350 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 00:01:09,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 45 [2023-12-03 00:01:09,355 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 24 treesize of output 11 [2023-12-03 00:01:10,806 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 00:01:10,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 45 [2023-12-03 00:01:10,912 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 24 treesize of output 11 [2023-12-03 00:01:12,372 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 00:01:12,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 66 [2023-12-03 00:01:12,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2023-12-03 00:01:12,386 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 41 treesize of output 26 [2023-12-03 00:01:15,349 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 00:01:15,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 77 [2023-12-03 00:01:15,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:01:15,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 34 [2023-12-03 00:01:15,363 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 48 treesize of output 31 [2023-12-03 00:01:19,447 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 00:01:19,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 96 [2023-12-03 00:01:19,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:01:19,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:01:19,485 INFO L349 Elim1Store]: treesize reduction 31, result has 38.0 percent of original size [2023-12-03 00:01:19,485 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 62 treesize of output 43 [2023-12-03 00:01:19,492 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 55 treesize of output 36 [2023-12-03 00:01:19,567 INFO L349 Elim1Store]: treesize reduction 8, result has 61.9 percent of original size [2023-12-03 00:01:19,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2023-12-03 00:01:21,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:01:21,124 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 102 [2023-12-03 00:01:21,133 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 112 treesize of output 89 [2023-12-03 00:01:21,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 21