./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/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_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/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_538508a8-1009-43fa-9fe6-2a223442744a/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 3cf10b967a6b35e74e5635ad2528d1917037f5847cda0e92ca33349ed0f01758 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:58,112 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:58,254 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:08:58,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:58,269 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:58,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:58,306 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:58,307 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:58,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:58,314 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:58,315 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:58,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:58,316 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:58,319 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:08:58,320 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:08:58,320 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:08:58,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:58,321 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:58,322 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:58,322 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:58,323 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:58,324 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:58,324 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:58,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:58,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:58,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:58,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:58,328 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:58,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:58,329 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_538508a8-1009-43fa-9fe6-2a223442744a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cf10b967a6b35e74e5635ad2528d1917037f5847cda0e92ca33349ed0f01758 [2023-11-19 04:08:58,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:58,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:58,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:58,782 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:58,783 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:58,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test2-1.i [2023-11-19 04:09:02,342 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:02,768 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:02,769 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test2-1.i [2023-11-19 04:09:02,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL/data/d1a55ca9c/64f045937a3c403cbba74f2f32c4774b/FLAGea25d1728 [2023-11-19 04:09:02,819 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL/data/d1a55ca9c/64f045937a3c403cbba74f2f32c4774b [2023-11-19 04:09:02,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:02,825 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:02,827 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:02,827 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:02,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:02,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:02" (1/1) ... [2023-11-19 04:09:02,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5244f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:02, skipping insertion in model container [2023-11-19 04:09:02,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:02" (1/1) ... [2023-11-19 04:09:02,919 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:03,279 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:03,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:03,777 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:03,800 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:03,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:03,949 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:03,949 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:03,958 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:03,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03 WrapperNode [2023-11-19 04:09:03,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:03,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:03,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:03,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:03,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,102 INFO L138 Inliner]: procedures = 208, calls = 231, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1208 [2023-11-19 04:09:04,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:04,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:04,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:04,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:04,119 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,138 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,138 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:04,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:04,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:04,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:04,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:03" (1/1) ... [2023-11-19 04:09:04,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:04,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:04,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:04,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538508a8-1009-43fa-9fe6-2a223442744a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:04,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:09:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:09:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:09:04,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:09:04,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:09:04,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:09:04,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:09:04,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:04,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:09:04,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:09:04,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:04,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:04,624 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:04,627 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:07,064 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:08,673 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:08,674 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 04:09:08,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:08 BoogieIcfgContainer [2023-11-19 04:09:08,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:08,693 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:08,694 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:08,705 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:08,706 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:08" (1/1) ... [2023-11-19 04:09:08,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:08,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:08,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 776 states and 878 transitions. [2023-11-19 04:09:08,807 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 878 transitions. [2023-11-19 04:09:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:09:08,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:08,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:09,120 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 04:09:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 777 states and 879 transitions. [2023-11-19 04:09:09,192 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 879 transitions. [2023-11-19 04:09:09,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:09:09,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:09,302 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 04:09:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 776 states and 878 transitions. [2023-11-19 04:09:09,407 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 878 transitions. [2023-11-19 04:09:09,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:09:09,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:09,597 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 04:09:09,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 775 states and 877 transitions. [2023-11-19 04:09:09,849 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 877 transitions. [2023-11-19 04:09:09,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:09:09,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:09,968 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 04:09:10,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 776 states and 879 transitions. [2023-11-19 04:09:10,067 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 879 transitions. [2023-11-19 04:09:10,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:09:10,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:10,100 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 04:09:10,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 776 states and 878 transitions. [2023-11-19 04:09:10,170 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 878 transitions. [2023-11-19 04:09:10,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:09:10,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:10,229 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 04:09:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 775 states and 877 transitions. [2023-11-19 04:09:10,259 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 877 transitions. [2023-11-19 04:09:10,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:09:10,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:10,346 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 04:09:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 777 states and 880 transitions. [2023-11-19 04:09:10,380 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 880 transitions. [2023-11-19 04:09:10,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:09:10,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:10,527 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 04:09:10,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 776 states and 879 transitions. [2023-11-19 04:09:10,570 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 879 transitions. [2023-11-19 04:09:10,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:09:10,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:10,768 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 04:09:11,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 779 states and 884 transitions. [2023-11-19 04:09:11,208 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 884 transitions. [2023-11-19 04:09:11,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:09:11,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,275 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 04:09:11,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 780 states and 886 transitions. [2023-11-19 04:09:11,315 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 886 transitions. [2023-11-19 04:09:11,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:09:11,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:11,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 780 states and 885 transitions. [2023-11-19 04:09:11,378 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 885 transitions. [2023-11-19 04:09:11,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:09:11,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,466 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 04:09:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 781 states and 887 transitions. [2023-11-19 04:09:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 887 transitions. [2023-11-19 04:09:11,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:09:11,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,829 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 04:09:12,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 782 states and 889 transitions. [2023-11-19 04:09:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 889 transitions. [2023-11-19 04:09:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:09:12,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:12,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,266 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 04:09:12,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:12,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 783 states and 891 transitions. [2023-11-19 04:09:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 891 transitions. [2023-11-19 04:09:12,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:09:12,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:12,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,514 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 04:09:12,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:12,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 785 states and 895 transitions. [2023-11-19 04:09:12,771 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 895 transitions. [2023-11-19 04:09:12,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:09:12,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:12,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,815 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 04:09:12,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:12,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 784 states and 894 transitions. [2023-11-19 04:09:12,838 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 894 transitions. [2023-11-19 04:09:12,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:09:12,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:12,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,892 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 04:09:12,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 785 states and 895 transitions. [2023-11-19 04:09:12,917 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 895 transitions. [2023-11-19 04:09:12,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:09:12,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:12,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,990 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 04:09:13,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 791 states and 906 transitions. [2023-11-19 04:09:13,249 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 906 transitions. [2023-11-19 04:09:13,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:09:13,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:13,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:13,286 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 04:09:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:13,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 792 states and 908 transitions. [2023-11-19 04:09:13,518 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 908 transitions. [2023-11-19 04:09:13,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:09:13,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:13,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:13,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:13,634 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 04:09:13,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:13,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 795 states and 912 transitions. [2023-11-19 04:09:13,791 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 912 transitions. [2023-11-19 04:09:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:09:13,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:13,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:13,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:13,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:13,906 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 04:09:13,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:13,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 795 states and 910 transitions. [2023-11-19 04:09:13,930 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 910 transitions. [2023-11-19 04:09:13,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:09:13,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:13,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:13,963 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 04:09:13,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 795 states and 902 transitions. [2023-11-19 04:09:13,980 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 902 transitions. [2023-11-19 04:09:13,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:09:13,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:13,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:14,077 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 04:09:14,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:14,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 800 states and 908 transitions. [2023-11-19 04:09:14,167 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 908 transitions. [2023-11-19 04:09:14,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:09:14,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:14,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:14,278 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 04:09:14,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:14,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 763 states and 866 transitions. [2023-11-19 04:09:14,505 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 866 transitions. [2023-11-19 04:09:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:09:14,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:14,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:14,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:14,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:14,606 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 04:09:14,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:14,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 763 states and 862 transitions. [2023-11-19 04:09:14,617 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 862 transitions. [2023-11-19 04:09:14,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:09:14,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:14,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:14,796 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 04:09:14,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:14,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 764 states and 863 transitions. [2023-11-19 04:09:14,932 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 863 transitions. [2023-11-19 04:09:14,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:09:14,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:14,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:15,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:15,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:15,028 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 04:09:15,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 764 states and 861 transitions. [2023-11-19 04:09:15,040 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 861 transitions. [2023-11-19 04:09:15,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:09:15,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:15,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:15,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:09:15,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:15,192 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 04:09:15,293 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 04:09:15,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:15,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 766 states and 865 transitions. [2023-11-19 04:09:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 865 transitions. [2023-11-19 04:09:15,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:09:15,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:15,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:15,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:09:15,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:15,569 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 04:09:15,766 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 04:09:16,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:16,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 771 states and 873 transitions. [2023-11-19 04:09:16,478 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 873 transitions. [2023-11-19 04:09:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:09:16,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:16,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:16,618 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 04:09:16,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:16,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 774 states and 878 transitions. [2023-11-19 04:09:16,869 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 878 transitions. [2023-11-19 04:09:16,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:09:16,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:16,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:16,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:16,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:16,963 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 04:09:16,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 773 states and 877 transitions. [2023-11-19 04:09:16,989 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 877 transitions. [2023-11-19 04:09:16,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:09:16,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:16,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:17,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:17,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:17,086 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 04:09:17,330 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 04:09:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:17,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 774 states and 878 transitions. [2023-11-19 04:09:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 878 transitions. [2023-11-19 04:09:17,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:09:17,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:17,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:17,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:17,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:17,772 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 04:09:18,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 776 states and 884 transitions. [2023-11-19 04:09:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 884 transitions. [2023-11-19 04:09:18,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:09:18,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:18,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:18,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:18,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:18,312 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 04:09:18,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:18,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 775 states and 883 transitions. [2023-11-19 04:09:18,333 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 883 transitions. [2023-11-19 04:09:18,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:09:18,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:18,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:18,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:18,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:18,414 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 04:09:18,543 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 04:09:18,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:18,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 776 states and 885 transitions. [2023-11-19 04:09:18,927 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 885 transitions. [2023-11-19 04:09:18,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:09:18,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:18,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:18,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 779 states and 889 transitions. [2023-11-19 04:09:19,054 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 889 transitions. [2023-11-19 04:09:19,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:09:19,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:19,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:19,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:19,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:19,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 778 states and 888 transitions. [2023-11-19 04:09:19,153 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 888 transitions. [2023-11-19 04:09:19,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:09:19,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:19,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:19,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:19,240 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 04:09:19,368 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 04:09:19,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 779 states and 890 transitions. [2023-11-19 04:09:19,747 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 890 transitions. [2023-11-19 04:09:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:09:19,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:19,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:19,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:19,923 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 04:09:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 782 states and 896 transitions. [2023-11-19 04:09:20,153 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 896 transitions. [2023-11-19 04:09:20,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:09:20,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:20,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:20,236 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 04:09:20,374 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 04:09:20,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 783 states and 899 transitions. [2023-11-19 04:09:20,505 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 899 transitions. [2023-11-19 04:09:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:09:20,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:20,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:20,593 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 04:09:20,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 783 states and 898 transitions. [2023-11-19 04:09:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 898 transitions. [2023-11-19 04:09:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:09:20,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:21,057 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 04:09:21,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:21,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 790 states and 909 transitions. [2023-11-19 04:09:21,594 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 909 transitions. [2023-11-19 04:09:21,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:09:21,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:21,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:21,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:21,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:21,676 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 04:09:21,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:21,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 789 states and 908 transitions. [2023-11-19 04:09:21,701 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 908 transitions. [2023-11-19 04:09:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:09:21,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:21,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:21,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:21,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:21,786 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 04:09:21,989 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 04:09:22,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:22,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 790 states and 910 transitions. [2023-11-19 04:09:22,455 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 910 transitions. [2023-11-19 04:09:22,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:09:22,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:22,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:22,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:22,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:22,564 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 04:09:22,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:22,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 793 states and 914 transitions. [2023-11-19 04:09:22,609 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 914 transitions. [2023-11-19 04:09:22,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:09:22,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:22,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:22,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:22,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:22,719 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 04:09:22,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:22,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 792 states and 913 transitions. [2023-11-19 04:09:22,742 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 913 transitions. [2023-11-19 04:09:22,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:09:22,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:22,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:22,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:22,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:22,830 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 04:09:22,998 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 04:09:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:23,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 793 states and 915 transitions. [2023-11-19 04:09:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 915 transitions. [2023-11-19 04:09:23,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:09:23,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:23,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,605 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 04:09:23,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:23,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 796 states and 919 transitions. [2023-11-19 04:09:23,636 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 919 transitions. [2023-11-19 04:09:23,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:09:23,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:23,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:23,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:23,731 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 04:09:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:23,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 795 states and 918 transitions. [2023-11-19 04:09:23,752 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 918 transitions. [2023-11-19 04:09:23,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:09:23,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:23,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:23,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:23,839 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 04:09:23,999 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 04:09:24,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 796 states and 920 transitions. [2023-11-19 04:09:24,473 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 920 transitions. [2023-11-19 04:09:24,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:09:24,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:24,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:24,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:24,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:24,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 799 states and 924 transitions. [2023-11-19 04:09:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 924 transitions. [2023-11-19 04:09:24,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:09:24,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:24,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:24,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:24,687 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 04:09:24,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 798 states and 923 transitions. [2023-11-19 04:09:24,709 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 923 transitions. [2023-11-19 04:09:24,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:09:24,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:24,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:24,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:24,791 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 04:09:24,955 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 04:09:25,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 799 states and 925 transitions. [2023-11-19 04:09:25,414 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 925 transitions. [2023-11-19 04:09:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:09:25,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,468 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 04:09:25,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 802 states and 930 transitions. [2023-11-19 04:09:25,501 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 930 transitions. [2023-11-19 04:09:25,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:09:25,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:25,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:25,589 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 04:09:25,771 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 04:09:25,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 803 states and 933 transitions. [2023-11-19 04:09:25,920 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 933 transitions. [2023-11-19 04:09:25,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:09:25,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:26,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:26,034 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 04:09:26,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:26,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 803 states and 932 transitions. [2023-11-19 04:09:26,421 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 932 transitions. [2023-11-19 04:09:26,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:09:26,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:26,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:26,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:26,508 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 04:09:26,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:26,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 806 states and 936 transitions. [2023-11-19 04:09:26,539 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 936 transitions. [2023-11-19 04:09:26,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:09:26,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:26,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:26,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:26,634 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 04:09:26,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:26,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 805 states and 935 transitions. [2023-11-19 04:09:26,656 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 935 transitions. [2023-11-19 04:09:26,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:09:26,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:26,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:26,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:26,751 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 04:09:26,946 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 04:09:27,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:27,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 806 states and 937 transitions. [2023-11-19 04:09:27,458 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 937 transitions. [2023-11-19 04:09:27,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:09:27,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:27,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:27,536 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 04:09:27,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:27,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 811 states and 944 transitions. [2023-11-19 04:09:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 944 transitions. [2023-11-19 04:09:27,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:09:27,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:27,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:27,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:27,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:27,763 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 04:09:27,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:27,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 810 states and 943 transitions. [2023-11-19 04:09:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 943 transitions. [2023-11-19 04:09:27,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:09:27,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:27,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:27,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:09:27,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:27,875 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 04:09:28,058 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 04:09:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 811 states and 945 transitions. [2023-11-19 04:09:28,670 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 945 transitions. [2023-11-19 04:09:28,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:09:28,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:28,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:28,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:28,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:28,765 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 04:09:28,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:28,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 814 states and 949 transitions. [2023-11-19 04:09:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 949 transitions. [2023-11-19 04:09:28,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:09:28,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:28,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:28,874 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 04:09:29,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:29,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 830 states and 967 transitions. [2023-11-19 04:09:29,568 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 967 transitions. [2023-11-19 04:09:29,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:09:29,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:29,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:29,762 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 04:09:31,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:31,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 853 states and 995 transitions. [2023-11-19 04:09:31,433 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 995 transitions. [2023-11-19 04:09:31,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:09:31,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:31,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:31,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:09:31,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:31,541 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 04:09:31,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:31,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 856 states and 999 transitions. [2023-11-19 04:09:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 999 transitions. [2023-11-19 04:09:31,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:09:31,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:31,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:31,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:31,619 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 04:09:32,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:32,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 859 states and 1002 transitions. [2023-11-19 04:09:32,110 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1002 transitions. [2023-11-19 04:09:32,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:09:32,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:32,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:32,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:32,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:32,190 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 04:09:42,215 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 04:09:42,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:42,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 859 states and 1000 transitions. [2023-11-19 04:09:42,230 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1000 transitions. [2023-11-19 04:09:42,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:09:42,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:42,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:42,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:09:42,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:42,306 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 04:09:42,360 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 04:09:43,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:43,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 875 states and 1018 transitions. [2023-11-19 04:09:43,044 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1018 transitions. [2023-11-19 04:09:43,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:09:43,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:43,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:43,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:43,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:09:43,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:43,118 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 04:09:43,212 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 04:09:44,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:44,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 891 states and 1043 transitions. [2023-11-19 04:09:44,050 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1043 transitions. [2023-11-19 04:09:44,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:09:44,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:44,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:44,084 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 04:09:44,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:44,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 894 states and 1047 transitions. [2023-11-19 04:09:44,106 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1047 transitions. [2023-11-19 04:09:44,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:09:44,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:44,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:44,374 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 04:09:44,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:44,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 897 states and 1053 transitions. [2023-11-19 04:09:44,889 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1053 transitions. [2023-11-19 04:09:44,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:09:44,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:44,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:45,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:09:45,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:45,032 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 04:09:45,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.