./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi --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 adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:10,357 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:10,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:03:10,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:03:10,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:03:10,557 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:10,559 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:10,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:10,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:10,566 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:10,566 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:03:10,567 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:10,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:10,569 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:03:10,570 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:03:10,570 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:03:10,571 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:10,571 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:10,572 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:10,572 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:10,573 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:10,573 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:10,574 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:10,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:10,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:10,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:10,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:10,577 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:03:10,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:03:10,578 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_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 [2023-11-24 23:03:10,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:10,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:10,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:10,985 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:10,985 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:10,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2023-11-24 23:03:13,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:14,405 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:14,406 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2023-11-24 23:03:14,433 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/data/47dc718b4/eda98a0fb428413cae115bb9e0ecedfa/FLAG87d1b050e [2023-11-24 23:03:14,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/data/47dc718b4/eda98a0fb428413cae115bb9e0ecedfa [2023-11-24 23:03:14,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:14,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:14,466 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:14,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:14,471 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:14,472 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:14" (1/1) ... [2023-11-24 23:03:14,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2820f673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:14, skipping insertion in model container [2023-11-24 23:03:14,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:14" (1/1) ... [2023-11-24 23:03:14,564 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:15,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:15,359 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:15,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:15,606 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:15,615 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:15,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15 WrapperNode [2023-11-24 23:03:15,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:15,617 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:15,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:15,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:15,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:15,667 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:15,801 INFO L138 Inliner]: procedures = 177, calls = 390, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 1970 [2023-11-24 23:03:15,802 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:15,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:15,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:15,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:15,814 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:15,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:15,845 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:15,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:15,961 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:15,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:15,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:16,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:16,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:16,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:16,016 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:16,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:16,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:15" (1/1) ... [2023-11-24 23:03:16,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:16,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:16,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:16,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c74ef7d1-5126-4551-b90c-c7be50a6a0a7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:16,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:03:16,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:03:16,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:03:16,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:16,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:03:16,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:16,109 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:03:16,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:03:16,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:16,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:03:16,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:16,382 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:16,385 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:19,847 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:22,029 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:22,029 INFO L309 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-24 23:03:22,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:22 BoogieIcfgContainer [2023-11-24 23:03:22,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:22,034 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:22,034 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:22,044 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:22,044 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:22" (1/1) ... [2023-11-24 23:03:22,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:03:22,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:22,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1337 states and 1507 transitions. [2023-11-24 23:03:22,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1507 transitions. [2023-11-24 23:03:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:03:22,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:22,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:22,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:22,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:22,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1336 states and 1506 transitions. [2023-11-24 23:03:22,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1506 transitions. [2023-11-24 23:03:22,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:03:22,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:22,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:22,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1335 states and 1505 transitions. [2023-11-24 23:03:22,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1505 transitions. [2023-11-24 23:03:22,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:03:22,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:22,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:22,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:22,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1336 states and 1507 transitions. [2023-11-24 23:03:22,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1507 transitions. [2023-11-24 23:03:22,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:03:22,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:22,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:22,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:22,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1335 states and 1506 transitions. [2023-11-24 23:03:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1506 transitions. [2023-11-24 23:03:22,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:03:22,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:22,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:23,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:23,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1334 states and 1505 transitions. [2023-11-24 23:03:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1505 transitions. [2023-11-24 23:03:23,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:03:23,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:23,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:23,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:23,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:23,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:23,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:23,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1334 states and 1499 transitions. [2023-11-24 23:03:23,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1499 transitions. [2023-11-24 23:03:23,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:03:23,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:23,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:23,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:23,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:23,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:23,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:23,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1334 states and 1497 transitions. [2023-11-24 23:03:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1497 transitions. [2023-11-24 23:03:23,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:03:23,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:23,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:23,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:03:23,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:23,560 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 [2023-11-24 23:03:23,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:23,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:23,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1336 states and 1501 transitions. [2023-11-24 23:03:23,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1501 transitions. [2023-11-24 23:03:23,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:03:23,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:23,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:23,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:03:23,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:23,766 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 [2023-11-24 23:03:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:23,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1338 states and 1505 transitions. [2023-11-24 23:03:23,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1505 transitions. [2023-11-24 23:03:23,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:03:23,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:23,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:24,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:24,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:24,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:24,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:24,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1340 states and 1511 transitions. [2023-11-24 23:03:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1511 transitions. [2023-11-24 23:03:24,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:03:24,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:24,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:24,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:24,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:24,453 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 [2023-11-24 23:03:24,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:24,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:24,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1341 states and 1513 transitions. [2023-11-24 23:03:24,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1513 transitions. [2023-11-24 23:03:24,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:03:24,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:24,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:24,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:24,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:24,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:24,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:24,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1341 states and 1512 transitions. [2023-11-24 23:03:24,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1512 transitions. [2023-11-24 23:03:24,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:03:24,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:24,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:24,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:24,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:24,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:25,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:25,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1340 states and 1511 transitions. [2023-11-24 23:03:25,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1511 transitions. [2023-11-24 23:03:25,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:03:25,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:25,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:25,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:25,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:25,117 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 [2023-11-24 23:03:25,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:25,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:25,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1341 states and 1513 transitions. [2023-11-24 23:03:25,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1513 transitions. [2023-11-24 23:03:25,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:03:25,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:25,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:25,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:25,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:25,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:25,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:25,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1344 states and 1519 transitions. [2023-11-24 23:03:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1519 transitions. [2023-11-24 23:03:25,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:03:25,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:25,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:25,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:25,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:25,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:25,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:25,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1343 states and 1518 transitions. [2023-11-24 23:03:25,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1518 transitions. [2023-11-24 23:03:25,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:03:25,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:25,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:25,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:25,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:25,893 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 [2023-11-24 23:03:25,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:26,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:26,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1344 states and 1520 transitions. [2023-11-24 23:03:26,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1520 transitions. [2023-11-24 23:03:26,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:03:26,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:26,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:26,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:26,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:26,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:26,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:26,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1343 states and 1519 transitions. [2023-11-24 23:03:26,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1519 transitions. [2023-11-24 23:03:26,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:03:26,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:26,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:26,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:26,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:26,409 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 [2023-11-24 23:03:26,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:26,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:26,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1344 states and 1521 transitions. [2023-11-24 23:03:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1521 transitions. [2023-11-24 23:03:26,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:03:26,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:26,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:26,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:26,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:26,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:26,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:26,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1347 states and 1525 transitions. [2023-11-24 23:03:26,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1525 transitions. [2023-11-24 23:03:26,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:03:26,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:26,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:27,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:27,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:27,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:27,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1346 states and 1524 transitions. [2023-11-24 23:03:27,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1524 transitions. [2023-11-24 23:03:27,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:03:27,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:27,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:27,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:27,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:27,155 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 [2023-11-24 23:03:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:27,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:27,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1347 states and 1526 transitions. [2023-11-24 23:03:27,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1526 transitions. [2023-11-24 23:03:27,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:03:27,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:27,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:27,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:27,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:27,605 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 [2023-11-24 23:03:27,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:27,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:27,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1348 states and 1529 transitions. [2023-11-24 23:03:27,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1529 transitions. [2023-11-24 23:03:27,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:03:27,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:27,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:27,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:27,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:27,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:28,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:28,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1348 states and 1528 transitions. [2023-11-24 23:03:28,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1528 transitions. [2023-11-24 23:03:28,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:03:28,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:28,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:28,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:28,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:28,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:28,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:28,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1351 states and 1532 transitions. [2023-11-24 23:03:28,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1532 transitions. [2023-11-24 23:03:28,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:03:28,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:28,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:28,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:28,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:28,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:28,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:28,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1350 states and 1531 transitions. [2023-11-24 23:03:28,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1531 transitions. [2023-11-24 23:03:28,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:03:28,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:28,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:28,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:28,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:28,480 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 [2023-11-24 23:03:28,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1351 states and 1533 transitions. [2023-11-24 23:03:28,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1533 transitions. [2023-11-24 23:03:28,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:03:28,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:28,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:28,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:28,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:28,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:29,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:29,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1350 states and 1532 transitions. [2023-11-24 23:03:29,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1532 transitions. [2023-11-24 23:03:29,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:03:29,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:29,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:29,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:29,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:29,105 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 [2023-11-24 23:03:29,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:29,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:29,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1351 states and 1534 transitions. [2023-11-24 23:03:29,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1534 transitions. [2023-11-24 23:03:29,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:03:29,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:29,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:29,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:29,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:29,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:29,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1354 states and 1538 transitions. [2023-11-24 23:03:29,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1538 transitions. [2023-11-24 23:03:29,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:03:29,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:29,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:29,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:29,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:29,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:29,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:29,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1353 states and 1537 transitions. [2023-11-24 23:03:29,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1537 transitions. [2023-11-24 23:03:29,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:03:29,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:29,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:29,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:29,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:29,869 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 [2023-11-24 23:03:29,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:30,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:30,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1354 states and 1539 transitions. [2023-11-24 23:03:30,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1539 transitions. [2023-11-24 23:03:30,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:03:30,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:30,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:30,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:30,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:30,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:30,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:30,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1353 states and 1538 transitions. [2023-11-24 23:03:30,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1538 transitions. [2023-11-24 23:03:30,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:03:30,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:30,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:30,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:30,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:30,551 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 [2023-11-24 23:03:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1354 states and 1540 transitions. [2023-11-24 23:03:31,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1540 transitions. [2023-11-24 23:03:31,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:03:31,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:31,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:31,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1357 states and 1544 transitions. [2023-11-24 23:03:31,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1544 transitions. [2023-11-24 23:03:31,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:03:31,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:31,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:31,254 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 [2023-11-24 23:03:31,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1358 states and 1547 transitions. [2023-11-24 23:03:31,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1547 transitions. [2023-11-24 23:03:31,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:03:31,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:31,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1358 states and 1546 transitions. [2023-11-24 23:03:31,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1546 transitions. [2023-11-24 23:03:31,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:03:31,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:31,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:31,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1361 states and 1550 transitions. [2023-11-24 23:03:31,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1550 transitions. [2023-11-24 23:03:31,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:03:31,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:32,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:03:32,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:32,038 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 [2023-11-24 23:03:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:32,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:32,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1377 states and 1568 transitions. [2023-11-24 23:03:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1568 transitions. [2023-11-24 23:03:32,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:03:32,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:32,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:32,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:03:32,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:32,546 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 [2023-11-24 23:03:32,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:33,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:33,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1393 states and 1593 transitions. [2023-11-24 23:03:33,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1593 transitions. [2023-11-24 23:03:33,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:03:33,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:33,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:33,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:33,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:33,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:43,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:03:43,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:43,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1393 states and 1591 transitions. [2023-11-24 23:03:43,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1591 transitions. [2023-11-24 23:03:43,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:03:43,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:43,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:43,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:43,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:03:43,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:43,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:43,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:55,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:04:05,111 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 []