./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 112ef0f8366461020cac5f2ac7dec2d7e41f31b24e653cd7734885d2bb23b087 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:05:16,857 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:05:16,938 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:05:16,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:05:16,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:05:16,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:05:16,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:05:16,966 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:05:16,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:05:16,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:05:16,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:05:16,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:05:16,969 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:05:16,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:05:16,970 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:05:16,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:05:16,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:05:16,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:05:16,972 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:05:16,972 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:05:16,973 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:05:16,973 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:05:16,974 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:05:16,974 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:05:16,974 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:05:16,975 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:05:16,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:05:16,976 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:05:16,976 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:05:16,976 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:05:16,977 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:05:16,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:05:16,977 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:05:16,977 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_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 112ef0f8366461020cac5f2ac7dec2d7e41f31b24e653cd7734885d2bb23b087 [2023-12-03 03:05:17,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:05:17,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:05:17,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:05:17,219 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:05:17,220 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:05:17,221 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i [2023-12-03 03:05:19,913 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:05:20,181 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:05:20,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i [2023-12-03 03:05:20,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/data/0c53f4a59/4f70880ff7fd4ffc91fa713b869034b4/FLAGbfb0cb545 [2023-12-03 03:05:20,215 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/data/0c53f4a59/4f70880ff7fd4ffc91fa713b869034b4 [2023-12-03 03:05:20,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:05:20,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:05:20,220 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:05:20,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:05:20,225 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:05:20,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:20,226 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@476c3e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20, skipping insertion in model container [2023-12-03 03:05:20,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:20,293 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:05:20,621 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i[33519,33532] [2023-12-03 03:05:20,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:05:20,713 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:05:20,742 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i[33519,33532] [2023-12-03 03:05:20,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:05:20,816 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:05:20,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20 WrapperNode [2023-12-03 03:05:20,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:05:20,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:05:20,818 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:05:20,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:05:20,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:20,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:20,895 INFO L138 Inliner]: procedures = 177, calls = 227, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 916 [2023-12-03 03:05:20,896 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:05:20,897 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:05:20,897 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:05:20,897 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:05:20,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:20,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:20,916 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:20,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:20,994 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:21,003 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:21,008 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:21,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:21,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:05:21,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:05:21,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:05:21,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:05:21,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:20" (1/1) ... [2023-12-03 03:05:21,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:05:21,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:05:21,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:05:21,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c26ff-a06c-43ce-b15a-c23c295bf033/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:05:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:05:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:05:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 03:05:21,092 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 03:05:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:05:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:05:21,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:05:21,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:05:21,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:05:21,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:05:21,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:05:21,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:05:21,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:05:21,268 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:05:21,270 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:05:22,216 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:05:23,116 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:05:23,116 INFO L309 CfgBuilder]: Removed 40 assume(true) statements. [2023-12-03 03:05:23,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:05:23 BoogieIcfgContainer [2023-12-03 03:05:23,118 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:05:23,119 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:05:23,119 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:05:23,129 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:05:23,129 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:05:23" (1/1) ... [2023-12-03 03:05:23,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:05:23,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 77 states and 128 transitions. [2023-12-03 03:05:23,196 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 128 transitions. [2023-12-03 03:05:23,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:05:23,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:23,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:05:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:23,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:05:23,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:23,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 78 states and 129 transitions. [2023-12-03 03:05:23,429 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 129 transitions. [2023-12-03 03:05:23,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:05:23,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:23,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:05:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:05:23,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:23,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 78 states and 127 transitions. [2023-12-03 03:05:23,493 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 127 transitions. [2023-12-03 03:05:23,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:05:23,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:23,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:05:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:23,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:05:23,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:23,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 78 states and 123 transitions. [2023-12-03 03:05:23,548 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-12-03 03:05:23,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:05:23,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:23,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:05:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:23,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:05:23,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:23,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 78 states and 117 transitions. [2023-12-03 03:05:23,606 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 117 transitions. [2023-12-03 03:05:23,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:05:23,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:23,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:05:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:23,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:05:33,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:05:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2023-12-03 03:05:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2023-12-03 03:05:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:05:33,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:33,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:05:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:34,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:05:44,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:05:54,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:06:04,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:06:14,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:06:14,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:14,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 90 states and 125 transitions. [2023-12-03 03:06:14,327 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 125 transitions. [2023-12-03 03:06:14,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:06:14,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:14,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:14,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:06:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:14,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 90 states and 123 transitions. [2023-12-03 03:06:14,436 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 123 transitions. [2023-12-03 03:06:14,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:06:14,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:14,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:14,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:06:14,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 90 states and 121 transitions. [2023-12-03 03:06:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2023-12-03 03:06:14,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:06:14,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:14,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:14,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:14,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:06:24,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:06:24,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:24,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 90 states and 119 transitions. [2023-12-03 03:06:24,714 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 119 transitions. [2023-12-03 03:06:24,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:06:24,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:24,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:24,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:06:34,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:06:45,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:06:55,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:07:05,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:07:05,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:07:05,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 121 transitions. [2023-12-03 03:07:05,161 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2023-12-03 03:07:05,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:07:05,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:07:05,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:07:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:05,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:07:15,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:07:25,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:07:35,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:07:45,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:07:46,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:07:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 127 states and 163 transitions. [2023-12-03 03:07:46,086 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 163 transitions. [2023-12-03 03:07:46,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:07:46,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:07:46,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:07:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:46,226 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:07:46,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:07:46,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 127 states and 161 transitions. [2023-12-03 03:07:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 161 transitions. [2023-12-03 03:07:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:07:46,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:07:46,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:07:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:46,625 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:07:56,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:08:06,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:08:16,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:08:26,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:08:26,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:26,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 130 states and 163 transitions. [2023-12-03 03:08:26,784 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 163 transitions. [2023-12-03 03:08:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 03:08:26,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:26,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:08:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:26,966 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:08:26,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:26,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 130 states and 162 transitions. [2023-12-03 03:08:26,984 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 162 transitions. [2023-12-03 03:08:26,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 03:08:26,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:26,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:08:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:27,263 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:08:27,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:27,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 139 states and 173 transitions. [2023-12-03 03:08:27,580 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 173 transitions. [2023-12-03 03:08:27,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 03:08:27,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:27,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:08:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:27,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:08:28,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:28,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 140 states and 175 transitions. [2023-12-03 03:08:28,649 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 175 transitions. [2023-12-03 03:08:28,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:08:28,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:28,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:08:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:29,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:08:29,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:08:29,075 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:08:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:29,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 140 states and 173 transitions. [2023-12-03 03:08:29,087 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 173 transitions. [2023-12-03 03:08:29,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:08:29,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:29,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:08:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:29,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:08:29,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:08:29,604 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:08:30,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:30,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 143 states and 175 transitions. [2023-12-03 03:08:30,553 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 175 transitions. [2023-12-03 03:08:30,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 03:08:30,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:30,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:08:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:30,907 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-03 03:08:41,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:08:51,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:09:01,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:09:11,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:09:21,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:09:31,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:09:41,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:09:51,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:09:52,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:09:52,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 202 states and 251 transitions. [2023-12-03 03:09:52,204 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2023-12-03 03:09:52,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 03:09:52,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:09:52,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:09:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:52,552 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-03 03:09:52,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:09:52,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 203 states and 251 transitions. [2023-12-03 03:09:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 251 transitions. [2023-12-03 03:09:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 03:09:52,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:09:52,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:09:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:52,974 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:10:03,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:10:13,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:10:23,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:10:33,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:10:33,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:33,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 230 states and 283 transitions. [2023-12-03 03:10:33,775 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 283 transitions. [2023-12-03 03:10:33,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 03:10:33,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:33,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:34,327 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 03:10:44,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:10:54,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:11:04,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:11:14,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:11:14,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:14,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 233 states and 285 transitions. [2023-12-03 03:11:14,489 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 285 transitions. [2023-12-03 03:11:14,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 03:11:14,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:14,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:14,944 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 03:11:24,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:11:34,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:11:45,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:11:55,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:11:55,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:55,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 216 states and 264 transitions. [2023-12-03 03:11:55,098 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 264 transitions. [2023-12-03 03:11:55,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 03:11:55,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:55,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:55,489 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:12:05,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:12:15,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:12:25,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:12:35,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:12:35,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:35,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 219 states and 266 transitions. [2023-12-03 03:12:35,650 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 266 transitions. [2023-12-03 03:12:35,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 03:12:35,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:35,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:35,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:35,991 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-12-03 03:12:36,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:36,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 228 states and 277 transitions. [2023-12-03 03:12:36,754 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 277 transitions. [2023-12-03 03:12:36,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 03:12:36,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:36,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:37,206 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-12-03 03:12:37,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:37,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 237 states and 288 transitions. [2023-12-03 03:12:37,488 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 288 transitions. [2023-12-03 03:12:37,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-03 03:12:37,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:37,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 03:12:38,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:38,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 246 states and 299 transitions. [2023-12-03 03:12:38,216 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 299 transitions. [2023-12-03 03:12:38,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-03 03:12:38,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:38,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-03 03:12:39,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:39,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 247 states and 301 transitions. [2023-12-03 03:12:39,988 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 301 transitions. [2023-12-03 03:12:39,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-03 03:12:39,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:39,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-03 03:12:41,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:41,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 248 states and 303 transitions. [2023-12-03 03:12:41,099 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 303 transitions. [2023-12-03 03:12:41,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 03:12:41,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:41,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:41,470 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:12:41,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:41,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 249 states and 305 transitions. [2023-12-03 03:12:41,823 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 305 transitions. [2023-12-03 03:12:41,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 03:12:41,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:41,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:42,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:12:42,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:42,414 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:12:46,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:46,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 267 states and 328 transitions. [2023-12-03 03:12:46,279 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 328 transitions. [2023-12-03 03:12:46,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 03:12:46,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:46,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:46,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:12:46,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:47,100 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:12:57,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:13:07,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:13:17,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:13:27,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:13:27,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:27,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 285 states and 349 transitions. [2023-12-03 03:13:27,835 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 349 transitions. [2023-12-03 03:13:27,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-03 03:13:27,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:27,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:28,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 1005 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:13:28,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:28,415 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 03:13:38,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:13:48,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:13:58,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:14:08,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:14:08,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:08,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 288 states and 351 transitions. [2023-12-03 03:14:08,631 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 351 transitions. [2023-12-03 03:14:08,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:14:08,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:08,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:09,175 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:14:19,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:14:29,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:14:39,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:14:49,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:14:49,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:49,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 315 states and 383 transitions. [2023-12-03 03:14:49,801 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 383 transitions. [2023-12-03 03:14:49,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-03 03:14:49,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:49,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:50,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:14:50,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:14:50,416 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-03 03:15:00,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:15:10,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:15:20,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:15:30,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:15:30,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:30,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 335 states and 406 transitions. [2023-12-03 03:15:30,747 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 406 transitions. [2023-12-03 03:15:30,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:15:30,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:30,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:31,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 1149 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:15:31,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:15:31,614 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-03 03:15:31,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:31,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 339 states and 410 transitions. [2023-12-03 03:15:31,751 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 410 transitions. [2023-12-03 03:15:31,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-03 03:15:31,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:31,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:32,376 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:15:42,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:15:52,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:16:02,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:16:12,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:16:12,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:12,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 342 states and 412 transitions. [2023-12-03 03:16:12,625 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 412 transitions. [2023-12-03 03:16:12,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-03 03:16:12,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:12,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:13,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:16:13,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:13,333 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-03 03:16:23,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:16:33,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:16:43,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:16:53,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:16:53,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:53,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 345 states and 414 transitions. [2023-12-03 03:16:53,546 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 414 transitions. [2023-12-03 03:16:53,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 03:16:53,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:53,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:54,157 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 03:16:54,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 354 states and 425 transitions. [2023-12-03 03:16:54,587 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 425 transitions. [2023-12-03 03:16:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-03 03:16:54,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:54,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:55,147 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:16:55,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:55,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 355 states and 427 transitions. [2023-12-03 03:16:55,724 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 427 transitions. [2023-12-03 03:16:55,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 03:16:55,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:55,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:56,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:16:56,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:56,751 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:16:59,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 03:17:01,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:01,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 373 states and 450 transitions. [2023-12-03 03:17:01,072 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 450 transitions. [2023-12-03 03:17:01,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 03:17:01,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:01,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:01,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:17:01,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:01,859 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:17:12,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:17:22,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:17:32,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:17:42,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:17:42,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:42,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 391 states and 471 transitions. [2023-12-03 03:17:42,538 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 471 transitions. [2023-12-03 03:17:42,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-03 03:17:42,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:42,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:43,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:43,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 1266 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:17:43,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:43,312 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 03:17:53,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:18:03,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:18:13,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:18:23,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:18:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:23,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 394 states and 473 transitions. [2023-12-03 03:18:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 473 transitions. [2023-12-03 03:18:23,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-03 03:18:23,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:23,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:24,327 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:18:34,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:18:44,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:18:54,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:19:04,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:19:04,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 421 states and 505 transitions. [2023-12-03 03:19:04,972 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 505 transitions. [2023-12-03 03:19:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-03 03:19:04,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:04,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:05,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 1390 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:19:05,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-03 03:19:15,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:19:26,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:19:36,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:19:46,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:19:46,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:46,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 441 states and 528 transitions. [2023-12-03 03:19:46,186 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 528 transitions. [2023-12-03 03:19:46,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-03 03:19:46,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:46,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:47,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 1410 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:19:47,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-03 03:19:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:47,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 445 states and 532 transitions. [2023-12-03 03:19:47,485 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 532 transitions. [2023-12-03 03:19:47,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-03 03:19:47,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:47,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:48,511 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:19:58,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:20:08,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []