./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL --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 efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:03,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:03,467 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:53:03,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:03,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:03,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:03,525 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:03,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:03,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:03,534 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:03,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:03,536 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:03,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:03,538 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:53:03,539 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:53:03,539 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:53:03,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:03,540 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:03,540 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:03,541 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:03,541 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:03,542 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:03,542 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:03,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:03,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:03,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:03,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:03,545 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:03,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:03,546 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_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 [2023-11-19 02:53:03,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:03,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:03,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:03,893 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:03,894 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:03,895 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2023-11-19 02:53:06,882 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:07,274 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:07,274 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2023-11-19 02:53:07,294 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/data/e3579ecca/dccf96e92c3945449935e935ab510d7d/FLAG2615d0d00 [2023-11-19 02:53:07,309 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/data/e3579ecca/dccf96e92c3945449935e935ab510d7d [2023-11-19 02:53:07,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:07,313 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:07,314 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:07,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:07,319 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:07,320 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:07" (1/1) ... [2023-11-19 02:53:07,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4834fc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:07, skipping insertion in model container [2023-11-19 02:53:07,322 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:07" (1/1) ... [2023-11-19 02:53:07,404 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:08,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:08,034 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:08,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:08,236 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:08,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08 WrapperNode [2023-11-19 02:53:08,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:08,239 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:08,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:08,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:08,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,398 INFO L138 Inliner]: procedures = 177, calls = 449, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1922 [2023-11-19 02:53:08,398 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:08,399 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:08,399 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:08,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:08,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,440 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:08,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:08,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:08,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:08,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:08" (1/1) ... [2023-11-19 02:53:08,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:08,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:08,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:08,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba1a1f9-b11a-4f39-b313-c52a4f69d5a7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:53:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:53:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:53:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:53:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:53:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:53:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:09,084 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:09,087 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:12,170 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:13,993 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:13,993 INFO L302 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-19 02:53:14,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:14 BoogieIcfgContainer [2023-11-19 02:53:14,011 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:14,012 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:14,012 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:14,022 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:14,023 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:14" (1/1) ... [2023-11-19 02:53:14,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:53:14,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:14,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1542 states and 1720 transitions. [2023-11-19 02:53:14,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1720 transitions. [2023-11-19 02:53:14,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:53:14,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:14,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:14,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:14,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:14,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1541 states and 1719 transitions. [2023-11-19 02:53:14,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1719 transitions. [2023-11-19 02:53:14,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:53:14,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:14,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:14,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:14,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:14,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:14,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1540 states and 1718 transitions. [2023-11-19 02:53:14,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1718 transitions. [2023-11-19 02:53:14,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:53:14,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:14,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:14,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:14,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:14,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1541 states and 1720 transitions. [2023-11-19 02:53:14,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1720 transitions. [2023-11-19 02:53:14,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:53:14,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:14,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:14,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:14,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1540 states and 1719 transitions. [2023-11-19 02:53:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1719 transitions. [2023-11-19 02:53:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:53:14,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:14,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:14,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:15,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1539 states and 1718 transitions. [2023-11-19 02:53:15,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1718 transitions. [2023-11-19 02:53:15,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:53:15,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:15,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:15,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:53:15,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:15,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:15,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:15,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1539 states and 1712 transitions. [2023-11-19 02:53:15,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1712 transitions. [2023-11-19 02:53:15,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:53:15,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:15,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:15,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:53:15,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:15,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:15,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:15,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1539 states and 1710 transitions. [2023-11-19 02:53:15,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1710 transitions. [2023-11-19 02:53:15,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:53:15,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:15,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:15,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:53:15,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:15,404 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 [2023-11-19 02:53:15,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:15,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1541 states and 1714 transitions. [2023-11-19 02:53:15,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1714 transitions. [2023-11-19 02:53:15,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:53:15,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:15,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:15,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:15,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:53:15,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:15,622 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 [2023-11-19 02:53:15,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:15,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:15,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1543 states and 1718 transitions. [2023-11-19 02:53:15,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1718 transitions. [2023-11-19 02:53:15,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:53:15,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:15,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:15,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:15,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:15,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:16,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:16,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1545 states and 1724 transitions. [2023-11-19 02:53:16,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1724 transitions. [2023-11-19 02:53:16,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:53:16,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:16,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:16,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:16,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:16,323 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 [2023-11-19 02:53:16,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:16,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:16,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1546 states and 1726 transitions. [2023-11-19 02:53:16,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1726 transitions. [2023-11-19 02:53:16,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:53:16,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:16,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:16,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:16,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:16,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:16,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:16,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1546 states and 1725 transitions. [2023-11-19 02:53:16,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1725 transitions. [2023-11-19 02:53:16,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:53:16,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:16,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:16,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:16,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:16,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:16,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:16,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1545 states and 1724 transitions. [2023-11-19 02:53:16,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1724 transitions. [2023-11-19 02:53:16,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:53:16,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:16,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:16,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:16,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:16,917 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 [2023-11-19 02:53:16,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:17,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1546 states and 1726 transitions. [2023-11-19 02:53:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1726 transitions. [2023-11-19 02:53:17,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:53:17,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:17,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:17,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:17,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:17,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:17,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:17,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1549 states and 1732 transitions. [2023-11-19 02:53:17,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1732 transitions. [2023-11-19 02:53:17,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:53:17,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:17,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:17,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:17,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:17,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:17,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1548 states and 1731 transitions. [2023-11-19 02:53:17,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1731 transitions. [2023-11-19 02:53:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:53:17,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:17,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:17,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:17,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:17,727 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 [2023-11-19 02:53:17,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:18,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:18,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1549 states and 1733 transitions. [2023-11-19 02:53:18,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1733 transitions. [2023-11-19 02:53:18,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:53:18,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:18,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:18,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:18,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:18,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:18,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1548 states and 1732 transitions. [2023-11-19 02:53:18,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1732 transitions. [2023-11-19 02:53:18,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:53:18,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:18,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:18,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:18,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:18,297 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 [2023-11-19 02:53:18,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:18,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:18,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1549 states and 1734 transitions. [2023-11-19 02:53:18,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1734 transitions. [2023-11-19 02:53:18,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:53:18,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:18,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:18,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:18,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:18,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:18,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:18,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1552 states and 1738 transitions. [2023-11-19 02:53:18,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1738 transitions. [2023-11-19 02:53:18,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:53:18,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:18,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:18,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:18,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:18,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:18,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:18,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1551 states and 1737 transitions. [2023-11-19 02:53:18,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1737 transitions. [2023-11-19 02:53:18,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:53:18,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:18,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:18,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:18,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:18,971 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 [2023-11-19 02:53:19,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:19,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:19,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1552 states and 1739 transitions. [2023-11-19 02:53:19,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1739 transitions. [2023-11-19 02:53:19,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:53:19,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:19,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:19,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:19,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:19,383 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 [2023-11-19 02:53:19,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:19,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:19,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1553 states and 1742 transitions. [2023-11-19 02:53:19,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1742 transitions. [2023-11-19 02:53:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:53:19,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:19,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:19,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:19,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:19,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:19,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:19,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1553 states and 1741 transitions. [2023-11-19 02:53:19,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1741 transitions. [2023-11-19 02:53:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:53:19,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:19,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:19,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:19,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:19,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:20,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:20,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1556 states and 1745 transitions. [2023-11-19 02:53:20,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1745 transitions. [2023-11-19 02:53:20,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:53:20,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:20,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:20,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:20,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:20,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:20,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:20,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1555 states and 1744 transitions. [2023-11-19 02:53:20,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1744 transitions. [2023-11-19 02:53:20,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:53:20,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:20,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:20,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:20,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:20,298 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 [2023-11-19 02:53:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:20,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:20,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1556 states and 1746 transitions. [2023-11-19 02:53:20,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1746 transitions. [2023-11-19 02:53:20,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:53:20,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:20,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:20,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:20,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:20,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:20,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1555 states and 1745 transitions. [2023-11-19 02:53:20,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1745 transitions. [2023-11-19 02:53:20,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:53:20,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:20,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:20,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:20,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:20,943 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 [2023-11-19 02:53:21,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:21,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:21,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1556 states and 1747 transitions. [2023-11-19 02:53:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1747 transitions. [2023-11-19 02:53:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:53:21,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:21,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:21,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:21,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:21,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:21,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:21,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:21,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1559 states and 1751 transitions. [2023-11-19 02:53:21,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1751 transitions. [2023-11-19 02:53:21,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:53:21,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:21,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:21,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:21,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:21,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:21,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:21,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1558 states and 1750 transitions. [2023-11-19 02:53:21,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1750 transitions. [2023-11-19 02:53:21,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:53:21,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:21,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:21,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:21,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:21,688 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 [2023-11-19 02:53:21,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:22,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:22,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1559 states and 1752 transitions. [2023-11-19 02:53:22,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1752 transitions. [2023-11-19 02:53:22,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:53:22,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:22,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:22,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:22,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:22,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:22,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:22,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1558 states and 1751 transitions. [2023-11-19 02:53:22,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1751 transitions. [2023-11-19 02:53:22,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:53:22,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:22,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:22,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:22,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:22,355 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 [2023-11-19 02:53:22,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:22,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:22,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1559 states and 1753 transitions. [2023-11-19 02:53:22,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1753 transitions. [2023-11-19 02:53:22,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:53:22,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:22,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:22,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:22,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:22,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:22,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:22,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1562 states and 1757 transitions. [2023-11-19 02:53:22,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1757 transitions. [2023-11-19 02:53:22,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:53:22,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:22,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:23,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:23,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:23,020 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 [2023-11-19 02:53:23,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:23,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1563 states and 1760 transitions. [2023-11-19 02:53:23,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1760 transitions. [2023-11-19 02:53:23,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:53:23,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:23,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:23,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:23,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:23,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:23,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:23,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1563 states and 1759 transitions. [2023-11-19 02:53:23,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1759 transitions. [2023-11-19 02:53:23,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:53:23,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:23,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:23,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:23,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:23,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:23,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:23,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1566 states and 1763 transitions. [2023-11-19 02:53:23,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1763 transitions. [2023-11-19 02:53:23,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:53:23,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:23,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:23,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:53:23,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:23,783 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 [2023-11-19 02:53:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:24,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:24,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1582 states and 1781 transitions. [2023-11-19 02:53:24,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 1781 transitions. [2023-11-19 02:53:24,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:53:24,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:24,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:24,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:53:24,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:24,270 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 [2023-11-19 02:53:24,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:24,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:24,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1598 states and 1806 transitions. [2023-11-19 02:53:24,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1806 transitions. [2023-11-19 02:53:24,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:53:24,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:24,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:24,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:53:24,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:34,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:53:34,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:34,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1598 states and 1804 transitions. [2023-11-19 02:53:34,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1804 transitions. [2023-11-19 02:53:34,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:53:34,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:34,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:35,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:53:35,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:35,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:53:35,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:46,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:53:56,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []