./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:46,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:46,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:15:46,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:15:46,920 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:15:46,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:46,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:46,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:46,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:46,976 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:15:46,977 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:15:46,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:15:46,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:46,981 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:15:46,981 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:15:46,982 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:15:46,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:46,982 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:15:46,983 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:15:46,984 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:46,984 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:46,985 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:46,985 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:46,986 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:46,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:46,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:46,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:46,988 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:15:46,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:15:46,989 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_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d [2023-11-24 22:15:47,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:47,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:47,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:47,324 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:47,325 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:47,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2023-11-24 22:15:50,475 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:50,901 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:50,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2023-11-24 22:15:50,934 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/data/b20ac3502/a4509c47fb6946e390734e7dc2702eeb/FLAG4fba771ee [2023-11-24 22:15:50,959 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/data/b20ac3502/a4509c47fb6946e390734e7dc2702eeb [2023-11-24 22:15:50,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:50,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:50,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:50,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:50,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:50,984 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a9fbd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50, skipping insertion in model container [2023-11-24 22:15:50,986 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:51,064 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:51,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:51,743 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:15:51,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:51,972 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:15:51,980 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:15:51,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51 WrapperNode [2023-11-24 22:15:51,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:51,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:51,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:15:51,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:15:51,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,152 INFO L138 Inliner]: procedures = 176, calls = 331, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1539 [2023-11-24 22:15:52,153 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:52,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:15:52,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:15:52,154 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:15:52,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,173 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:15:52,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:15:52,296 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:15:52,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:15:52,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:52,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:52,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:15:52,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:15:52,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e801f2-d44a-4793-993e-68cd3a89d924/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:15:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:15:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:15:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:15:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:15:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:15:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:15:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:15:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:15:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:15:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:15:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:15:52,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:15:52,725 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:15:52,727 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:15:55,420 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:15:57,005 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:15:57,006 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-24 22:15:57,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:57 BoogieIcfgContainer [2023-11-24 22:15:57,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:15:57,009 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:15:57,009 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:15:57,019 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:15:57,020 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:57" (1/1) ... [2023-11-24 22:15:57,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:15:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1134 states and 1272 transitions. [2023-11-24 22:15:57,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1272 transitions. [2023-11-24 22:15:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:15:57,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:57,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:57,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:57,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:57,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1133 states and 1271 transitions. [2023-11-24 22:15:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1271 transitions. [2023-11-24 22:15:57,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:15:57,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:57,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:57,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:57,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1132 states and 1270 transitions. [2023-11-24 22:15:57,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1270 transitions. [2023-11-24 22:15:57,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:15:57,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:57,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:57,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:57,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1131 states and 1268 transitions. [2023-11-24 22:15:57,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1268 transitions. [2023-11-24 22:15:57,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:15:57,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:57,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:57,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:57,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1132 states and 1270 transitions. [2023-11-24 22:15:57,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1270 transitions. [2023-11-24 22:15:57,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:15:57,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:57,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:57,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:58,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1131 states and 1269 transitions. [2023-11-24 22:15:58,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1269 transitions. [2023-11-24 22:15:58,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:15:58,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:58,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:58,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:58,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1134 states and 1274 transitions. [2023-11-24 22:15:58,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1274 transitions. [2023-11-24 22:15:58,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:15:58,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:58,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:58,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:58,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:58,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1133 states and 1273 transitions. [2023-11-24 22:15:58,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1273 transitions. [2023-11-24 22:15:58,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:15:58,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:58,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:58,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:58,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:58,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1134 states and 1275 transitions. [2023-11-24 22:15:58,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1275 transitions. [2023-11-24 22:15:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:15:58,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:58,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:58,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:58,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:58,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1135 states and 1277 transitions. [2023-11-24 22:15:58,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1277 transitions. [2023-11-24 22:15:58,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:15:58,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:58,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1136 states and 1279 transitions. [2023-11-24 22:15:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1279 transitions. [2023-11-24 22:15:59,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:15:59,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1135 states and 1277 transitions. [2023-11-24 22:15:59,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1277 transitions. [2023-11-24 22:15:59,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:15:59,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1136 states and 1279 transitions. [2023-11-24 22:15:59,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1279 transitions. [2023-11-24 22:15:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:15:59,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1138 states and 1284 transitions. [2023-11-24 22:15:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1284 transitions. [2023-11-24 22:15:59,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:15:59,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1139 states and 1285 transitions. [2023-11-24 22:15:59,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1285 transitions. [2023-11-24 22:15:59,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:15:59,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1138 states and 1284 transitions. [2023-11-24 22:15:59,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1284 transitions. [2023-11-24 22:15:59,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:15:59,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1139 states and 1285 transitions. [2023-11-24 22:15:59,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1285 transitions. [2023-11-24 22:15:59,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:15:59,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1140 states and 1287 transitions. [2023-11-24 22:15:59,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1287 transitions. [2023-11-24 22:15:59,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:15:59,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:00,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:00,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:00,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1143 states and 1292 transitions. [2023-11-24 22:16:00,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1292 transitions. [2023-11-24 22:16:00,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:16:00,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:00,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:00,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:00,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:00,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:00,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1143 states and 1290 transitions. [2023-11-24 22:16:00,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1290 transitions. [2023-11-24 22:16:00,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:16:00,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:00,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:00,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:01,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:01,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1144 states and 1288 transitions. [2023-11-24 22:16:01,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1288 transitions. [2023-11-24 22:16:01,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:16:01,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:01,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:01,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:01,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:01,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:01,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:01,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1144 states and 1284 transitions. [2023-11-24 22:16:01,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1284 transitions. [2023-11-24 22:16:01,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:16:01,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:01,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:01,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:01,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:01,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:01,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:01,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1144 states and 1282 transitions. [2023-11-24 22:16:01,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1282 transitions. [2023-11-24 22:16:01,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:16:01,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:01,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:01,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:16:01,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:01,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:16:01,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:01,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:01,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1146 states and 1286 transitions. [2023-11-24 22:16:01,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1286 transitions. [2023-11-24 22:16:01,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:16:01,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:01,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:01,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:16:01,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:01,637 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:01,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1151 states and 1293 transitions. [2023-11-24 22:16:02,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1293 transitions. [2023-11-24 22:16:02,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:16:02,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:02,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:02,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:02,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:02,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:02,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:02,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1153 states and 1299 transitions. [2023-11-24 22:16:02,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1299 transitions. [2023-11-24 22:16:02,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:16:02,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:02,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:02,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:02,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:02,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:02,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:02,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1152 states and 1298 transitions. [2023-11-24 22:16:02,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1298 transitions. [2023-11-24 22:16:02,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:16:02,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:02,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:02,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:02,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:02,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:02,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:03,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1153 states and 1299 transitions. [2023-11-24 22:16:03,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1299 transitions. [2023-11-24 22:16:03,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:16:03,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:03,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:03,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:03,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:03,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:03,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:03,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1152 states and 1298 transitions. [2023-11-24 22:16:03,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1298 transitions. [2023-11-24 22:16:03,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:16:03,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:03,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:03,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:03,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:03,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:03,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:03,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:03,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1153 states and 1300 transitions. [2023-11-24 22:16:03,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1300 transitions. [2023-11-24 22:16:03,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:16:03,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:03,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:03,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:03,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:03,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:04,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:04,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1156 states and 1306 transitions. [2023-11-24 22:16:04,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1306 transitions. [2023-11-24 22:16:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:16:04,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:04,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:04,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:04,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:04,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:04,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1155 states and 1305 transitions. [2023-11-24 22:16:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1305 transitions. [2023-11-24 22:16:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:16:04,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:04,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:04,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:04,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:04,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:04,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:04,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:04,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1156 states and 1307 transitions. [2023-11-24 22:16:04,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1307 transitions. [2023-11-24 22:16:04,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:16:04,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:04,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:04,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:04,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:04,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1155 states and 1306 transitions. [2023-11-24 22:16:04,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1306 transitions. [2023-11-24 22:16:04,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:16:04,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:04,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:05,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:05,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:05,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:05,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:05,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:05,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1156 states and 1308 transitions. [2023-11-24 22:16:05,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1308 transitions. [2023-11-24 22:16:05,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:16:05,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:05,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:05,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:05,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:05,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:05,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1159 states and 1312 transitions. [2023-11-24 22:16:05,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1312 transitions. [2023-11-24 22:16:05,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:16:05,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:05,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:05,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:05,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:05,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:05,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:05,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1158 states and 1311 transitions. [2023-11-24 22:16:05,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1311 transitions. [2023-11-24 22:16:05,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:16:05,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:05,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:05,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:05,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:05,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:05,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:06,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:06,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1159 states and 1313 transitions. [2023-11-24 22:16:06,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1313 transitions. [2023-11-24 22:16:06,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:16:06,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:06,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:06,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:06,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:06,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:06,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1158 states and 1312 transitions. [2023-11-24 22:16:06,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1312 transitions. [2023-11-24 22:16:06,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:16:06,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:06,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:06,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:06,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:06,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:06,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:07,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:07,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1159 states and 1314 transitions. [2023-11-24 22:16:07,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1314 transitions. [2023-11-24 22:16:07,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:16:07,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:07,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:07,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:07,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:07,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:07,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1162 states and 1318 transitions. [2023-11-24 22:16:07,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1318 transitions. [2023-11-24 22:16:07,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:16:07,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:07,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:07,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:07,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:07,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1161 states and 1317 transitions. [2023-11-24 22:16:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1317 transitions. [2023-11-24 22:16:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:16:07,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:07,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:07,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:07,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:07,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:08,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1162 states and 1319 transitions. [2023-11-24 22:16:08,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1319 transitions. [2023-11-24 22:16:08,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:16:08,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:08,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:08,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:08,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:08,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:08,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:08,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1161 states and 1318 transitions. [2023-11-24 22:16:08,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1318 transitions. [2023-11-24 22:16:08,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:16:08,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:08,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:08,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:08,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:08,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:08,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:08,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:08,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1162 states and 1320 transitions. [2023-11-24 22:16:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1320 transitions. [2023-11-24 22:16:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:16:08,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:08,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:09,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:09,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:09,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:09,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1165 states and 1324 transitions. [2023-11-24 22:16:09,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1324 transitions. [2023-11-24 22:16:09,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:16:09,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:09,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:09,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:09,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:09,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:09,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1164 states and 1323 transitions. [2023-11-24 22:16:09,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1323 transitions. [2023-11-24 22:16:09,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:16:09,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:09,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:09,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:09,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:09,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:09,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:09,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:09,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1165 states and 1325 transitions. [2023-11-24 22:16:09,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1325 transitions. [2023-11-24 22:16:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:16:09,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:09,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:09,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:09,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:09,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:09,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:09,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1164 states and 1324 transitions. [2023-11-24 22:16:09,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1324 transitions. [2023-11-24 22:16:09,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:16:09,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:09,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:10,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:10,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:10,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:10,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:10,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:10,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1165 states and 1326 transitions. [2023-11-24 22:16:10,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1326 transitions. [2023-11-24 22:16:10,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:16:10,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:10,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:10,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:10,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:10,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:10,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1168 states and 1330 transitions. [2023-11-24 22:16:10,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1330 transitions. [2023-11-24 22:16:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:16:10,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:10,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:10,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:10,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:10,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:11,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:11,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1167 states and 1329 transitions. [2023-11-24 22:16:11,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1329 transitions. [2023-11-24 22:16:11,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:16:11,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:11,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:11,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:11,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:16:11,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:11,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:11,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:11,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:11,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1168 states and 1331 transitions. [2023-11-24 22:16:11,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1331 transitions. [2023-11-24 22:16:11,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:16:11,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:11,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:11,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:11,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:11,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:11,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:11,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1171 states and 1335 transitions. [2023-11-24 22:16:11,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1335 transitions. [2023-11-24 22:16:11,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:16:11,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:11,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:11,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:16:11,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:11,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:16:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:12,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:12,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1187 states and 1353 transitions. [2023-11-24 22:16:12,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1353 transitions. [2023-11-24 22:16:12,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:16:12,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:12,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:12,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:12,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:16:12,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:12,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:16:12,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:13,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:13,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1203 states and 1378 transitions. [2023-11-24 22:16:13,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1378 transitions. [2023-11-24 22:16:13,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:16:13,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:13,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:13,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:13,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:13,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:23,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:16:23,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:23,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1203 states and 1376 transitions. [2023-11-24 22:16:23,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1376 transitions. [2023-11-24 22:16:23,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:16:23,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:23,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:23,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:16:23,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:23,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:33,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:16:43,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []