./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/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_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/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_2510aa5b-7a9b-4d88-bd79-0eb29629becd/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 98addbea2d7583a98dfe535f8a62b1da98b67168a60a4eb76b7c658a539d3a89 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:03:03,013 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:03:03,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:03:03,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:03:03,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:03:03,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:03:03,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:03:03,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:03:03,123 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:03:03,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:03:03,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:03:03,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:03:03,126 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:03:03,126 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:03:03,127 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:03:03,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:03:03,128 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:03:03,128 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:03:03,129 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:03:03,129 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:03:03,130 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:03:03,130 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:03:03,131 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:03:03,131 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:03:03,132 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:03:03,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:03:03,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:03:03,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:03:03,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:03:03,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:03:03,134 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:03:03,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:03:03,135 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:03:03,136 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_2510aa5b-7a9b-4d88-bd79-0eb29629becd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98addbea2d7583a98dfe535f8a62b1da98b67168a60a4eb76b7c658a539d3a89 [2023-12-02 22:03:03,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:03:03,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:03:03,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:03:03,408 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:03:03,411 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:03:03,412 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i [2023-12-02 22:03:06,159 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:03:06,444 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:03:06,444 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i [2023-12-02 22:03:06,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9/data/6ba1b2365/61bd733d8afc491283148b3ad417ad96/FLAGde81abb2f [2023-12-02 22:03:06,714 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9/data/6ba1b2365/61bd733d8afc491283148b3ad417ad96 [2023-12-02 22:03:06,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:03:06,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:03:06,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:03:06,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:03:06,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:03:06,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:03:06" (1/1) ... [2023-12-02 22:03:06,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ac34fc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:06, skipping insertion in model container [2023-12-02 22:03:06,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:03:06" (1/1) ... [2023-12-02 22:03:06,789 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:03:07,119 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_2510aa5b-7a9b-4d88-bd79-0eb29629becd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i[33021,33034] [2023-12-02 22:03:07,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:03:07,211 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:03:07,242 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_2510aa5b-7a9b-4d88-bd79-0eb29629becd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i[33021,33034] [2023-12-02 22:03:07,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:03:07,326 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:03:07,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07 WrapperNode [2023-12-02 22:03:07,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:03:07,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:03:07,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:03:07,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:03:07,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,418 INFO L138 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 955 [2023-12-02 22:03:07,419 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:03:07,420 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:03:07,420 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:03:07,420 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:03:07,430 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,442 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,483 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,494 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:03:07,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:03:07,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:03:07,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:03:07,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:07" (1/1) ... [2023-12-02 22:03:07,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:03:07,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:03:07,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:03:07,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2510aa5b-7a9b-4d88-bd79-0eb29629becd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:03:07,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:03:07,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:03:07,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:03:07,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:03:07,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 22:03:07,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 22:03:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:03:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:03:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:03:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:03:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:03:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:03:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:03:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:03:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:03:07,814 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:03:07,816 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:03:08,771 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:03:09,599 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:03:09,600 INFO L309 CfgBuilder]: Removed 40 assume(true) statements. [2023-12-02 22:03:09,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:03:09 BoogieIcfgContainer [2023-12-02 22:03:09,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:03:09,602 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:03:09,602 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:03:09,612 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:03:09,612 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:03:09,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:09,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 100 states and 170 transitions. [2023-12-02 22:03:09,684 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 170 transitions. [2023-12-02 22:03:09,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:03:09,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:09,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:09,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:09,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:09,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 101 states and 171 transitions. [2023-12-02 22:03:09,920 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 171 transitions. [2023-12-02 22:03:09,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:03:09,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:09,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:10,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:03:10,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:03:10,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:10,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:10,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 101 states and 169 transitions. [2023-12-02 22:03:10,028 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 169 transitions. [2023-12-02 22:03:10,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:03:10,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:10,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:10,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:03:10,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:03:10,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:10,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 101 states and 165 transitions. [2023-12-02 22:03:10,119 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 165 transitions. [2023-12-02 22:03:10,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:03:10,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:10,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:10,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:03:10,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:03:10,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:10,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:10,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 101 states and 159 transitions. [2023-12-02 22:03:10,215 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 159 transitions. [2023-12-02 22:03:10,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:03:10,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:10,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:10,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:03:10,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:03:10,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:20,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:03:20,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:20,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 101 states and 153 transitions. [2023-12-02 22:03:20,502 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2023-12-02 22:03:20,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:03:20,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:20,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:20,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:03:20,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:03:20,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:30,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:03:40,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:03:50,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:04:00,989 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 [] [2023-12-02 22:04:01,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:01,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 128 states and 186 transitions. [2023-12-02 22:04:01,249 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 186 transitions. [2023-12-02 22:04:01,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:04:01,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:01,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:01,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:04:01,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:01,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:01,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:01,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 184 transitions. [2023-12-02 22:04:01,436 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2023-12-02 22:04:01,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 22:04:01,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:01,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:01,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:04:01,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:01,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:01,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:01,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 128 states and 182 transitions. [2023-12-02 22:04:01,676 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 182 transitions. [2023-12-02 22:04:01,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 22:04:01,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:01,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:01,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:04:01,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:11,918 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 [] [2023-12-02 22:04:11,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:11,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 128 states and 180 transitions. [2023-12-02 22:04:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 180 transitions. [2023-12-02 22:04:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:04:11,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:11,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:12,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:04:12,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:12,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:04:22,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:04:32,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:04:43,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:04:53,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:04:53,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:53,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 131 states and 182 transitions. [2023-12-02 22:04:53,555 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 182 transitions. [2023-12-02 22:04:53,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:04:53,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:53,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:53,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:04:53,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:53,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:53,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:53,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 131 states and 180 transitions. [2023-12-02 22:04:53,794 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 180 transitions. [2023-12-02 22:04:53,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:04:53,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:53,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:54,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:04:54,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:54,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:54,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 131 states and 179 transitions. [2023-12-02 22:04:54,125 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 179 transitions. [2023-12-02 22:04:54,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:04:54,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:54,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:54,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:04:54,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:54,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:54,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 140 states and 190 transitions. [2023-12-02 22:04:54,843 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 190 transitions. [2023-12-02 22:04:54,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:04:54,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:54,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:55,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:04:55,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:55,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:04:55,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:55,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 149 states and 200 transitions. [2023-12-02 22:04:55,187 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 200 transitions. [2023-12-02 22:04:55,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 22:04:55,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:55,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:55,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:04:55,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:55,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:04:55,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:55,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 150 states and 202 transitions. [2023-12-02 22:04:55,877 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 202 transitions. [2023-12-02 22:04:55,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:04:55,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:55,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:56,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:04:56,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:56,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:56,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:56,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 150 states and 200 transitions. [2023-12-02 22:04:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 200 transitions. [2023-12-02 22:04:56,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 22:04:56,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:56,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:56,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:04:56,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:56,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:04:57,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:57,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 153 states and 202 transitions. [2023-12-02 22:04:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 202 transitions. [2023-12-02 22:04:57,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 22:04:57,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:57,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:58,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:04:58,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:58,377 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:05:08,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:18,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:28,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:38,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:38,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:38,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 180 states and 235 transitions. [2023-12-02 22:05:38,879 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 235 transitions. [2023-12-02 22:05:38,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 22:05:38,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:38,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:39,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:05:39,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:05:39,248 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:05:49,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:59,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:06:09,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:06:19,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:06:19,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:19,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 183 states and 237 transitions. [2023-12-02 22:06:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 237 transitions. [2023-12-02 22:06:19,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 22:06:19,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:19,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:19,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:06:19,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:19,846 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:20,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:20,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 192 states and 248 transitions. [2023-12-02 22:06:20,095 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 248 transitions. [2023-12-02 22:06:20,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 22:06:20,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:20,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:20,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:06:20,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:20,495 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:06:20,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:20,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 201 states and 258 transitions. [2023-12-02 22:06:20,542 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 258 transitions. [2023-12-02 22:06:20,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 22:06:20,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:20,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:20,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:06:20,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:21,064 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:06:22,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:06:24,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:06:24,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:24,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 202 states and 260 transitions. [2023-12-02 22:06:24,224 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 260 transitions. [2023-12-02 22:06:24,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 22:06:24,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:24,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:24,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:06:24,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:24,723 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:06:25,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:06:26,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:26,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 205 states and 262 transitions. [2023-12-02 22:06:26,468 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 262 transitions. [2023-12-02 22:06:26,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 22:06:26,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:26,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:26,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:06:26,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:27,020 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:37,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:06:47,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:06:57,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:07,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:07,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:07,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 232 states and 295 transitions. [2023-12-02 22:07:07,669 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 295 transitions. [2023-12-02 22:07:07,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 22:07:07,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:07,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:08,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 852 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:07:08,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:08,206 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:07:18,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:28,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:38,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:48,313 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 [] [2023-12-02 22:07:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:48,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 235 states and 297 transitions. [2023-12-02 22:07:48,369 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 297 transitions. [2023-12-02 22:07:48,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:07:48,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:48,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:48,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 996 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:07:48,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:48,969 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:49,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:49,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 244 states and 308 transitions. [2023-12-02 22:07:49,327 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 308 transitions. [2023-12-02 22:07:49,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 22:07:49,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:49,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:49,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 976 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:07:49,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:49,848 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:07:49,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:49,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 253 states and 318 transitions. [2023-12-02 22:07:49,899 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 318 transitions. [2023-12-02 22:07:49,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 22:07:49,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:49,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:50,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 1013 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:07:50,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:50,560 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:07:51,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:51,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 254 states and 320 transitions. [2023-12-02 22:07:51,145 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 320 transitions. [2023-12-02 22:07:51,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 22:07:51,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:51,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:51,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 1101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:07:51,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:51,750 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:07:53,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:53,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 257 states and 322 transitions. [2023-12-02 22:07:53,323 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 322 transitions. [2023-12-02 22:07:53,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-02 22:07:53,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:53,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:53,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 1086 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:07:53,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:54,008 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:04,075 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 [] [2023-12-02 22:08:14,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:08:24,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:08:34,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:08:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 284 states and 355 transitions. [2023-12-02 22:08:34,353 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 355 transitions. [2023-12-02 22:08:34,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 22:08:34,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:34,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:34,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:08:34,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:34,999 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:08:45,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:08:55,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:09:05,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:09:15,154 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 [] [2023-12-02 22:09:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:15,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 287 states and 357 transitions. [2023-12-02 22:09:15,194 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 357 transitions. [2023-12-02 22:09:15,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 22:09:15,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:15,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:15,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:09:15,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:16,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 296 states and 368 transitions. [2023-12-02 22:09:16,253 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 368 transitions. [2023-12-02 22:09:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 22:09:16,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:16,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:16,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 1233 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:09:16,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:17,048 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:09:17,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:17,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 305 states and 378 transitions. [2023-12-02 22:09:17,116 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 378 transitions. [2023-12-02 22:09:17,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-02 22:09:17,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:17,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:17,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:09:17,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:17,843 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:09:19,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:19,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 306 states and 380 transitions. [2023-12-02 22:09:19,372 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 380 transitions. [2023-12-02 22:09:19,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 22:09:19,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:19,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:20,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 1358 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:09:20,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:20,174 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:09:21,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:21,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 309 states and 382 transitions. [2023-12-02 22:09:21,458 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 382 transitions. [2023-12-02 22:09:21,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 22:09:21,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:21,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:22,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:09:22,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:32,414 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 [] [2023-12-02 22:09:42,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:09:52,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:10:02,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:10:02,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:02,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 336 states and 415 transitions. [2023-12-02 22:10:02,823 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 415 transitions. [2023-12-02 22:10:02,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:10:02,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:02,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:03,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 1366 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:10:03,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:03,697 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:10:13,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:10:23,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:10:33,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:10:43,882 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 [] [2023-12-02 22:10:43,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:43,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 339 states and 417 transitions. [2023-12-02 22:10:43,922 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 417 transitions. [2023-12-02 22:10:43,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 22:10:43,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:43,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:44,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:10:44,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:44,868 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:10:45,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:45,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 348 states and 428 transitions. [2023-12-02 22:10:45,145 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 428 transitions. [2023-12-02 22:10:45,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 22:10:45,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:45,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:45,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 1490 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:10:45,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:45,960 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 267 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:10:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:46,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 357 states and 438 transitions. [2023-12-02 22:10:46,067 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 438 transitions. [2023-12-02 22:10:46,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-02 22:10:46,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:46,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:46,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 1527 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:10:46,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:46,986 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:10:49,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:10:49,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:49,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 358 states and 440 transitions. [2023-12-02 22:10:49,093 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 440 transitions. [2023-12-02 22:10:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 22:10:49,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:49,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:49,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 1615 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:10:49,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:10:50,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:50,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 361 states and 442 transitions. [2023-12-02 22:10:50,833 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 442 transitions. [2023-12-02 22:10:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-02 22:10:50,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:50,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:51,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:10:51,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:51,867 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:11:01,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:11:12,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:11:22,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:11:32,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:11:32,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:32,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 388 states and 475 transitions. [2023-12-02 22:11:32,551 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 475 transitions. [2023-12-02 22:11:32,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-02 22:11:32,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:32,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:33,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 1623 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:11:33,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:33,571 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:11:43,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:11:53,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:12:03,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:12:13,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:12:13,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:13,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 391 states and 477 transitions. [2023-12-02 22:12:13,811 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 477 transitions. [2023-12-02 22:12:13,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-12-02 22:12:13,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:13,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:14,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 1767 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:12:14,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:14,898 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:12:15,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:15,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 400 states and 488 transitions. [2023-12-02 22:12:15,259 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 488 transitions. [2023-12-02 22:12:15,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 22:12:15,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:15,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:16,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 1747 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:12:16,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:16,538 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 401 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:12:16,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:16,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 409 states and 498 transitions. [2023-12-02 22:12:16,659 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 498 transitions. [2023-12-02 22:12:16,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 22:12:16,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:16,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:17,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:17,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 1784 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:12:17,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:17,849 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:12:20,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:12:22,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:12:22,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 410 states and 500 transitions. [2023-12-02 22:12:22,639 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 500 transitions. [2023-12-02 22:12:22,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-02 22:12:22,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:22,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:23,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 1872 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:12:23,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:23,757 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:12:25,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:12:27,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:12:27,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:27,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 413 states and 502 transitions. [2023-12-02 22:12:27,521 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 502 transitions. [2023-12-02 22:12:27,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 22:12:27,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:27,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:28,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 1857 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:12:28,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:28,788 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:12:38,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:12:48,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:12:58,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:13:09,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:13:09,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:09,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 440 states and 535 transitions. [2023-12-02 22:13:09,268 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 535 transitions. [2023-12-02 22:13:09,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-02 22:13:09,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:09,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:10,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 1880 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:13:10,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:10,598 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:13:20,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:13:30,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:13:40,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:13:50,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:13:50,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:50,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 443 states and 537 transitions. [2023-12-02 22:13:50,823 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 537 transitions. [2023-12-02 22:13:50,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 22:13:50,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:50,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:51,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 2024 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:13:51,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:13:52,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 452 states and 548 transitions. [2023-12-02 22:13:52,750 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 548 transitions. [2023-12-02 22:13:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-02 22:13:52,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:52,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:53,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 2004 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:13:53,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:54,042 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:13:54,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:54,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 461 states and 558 transitions. [2023-12-02 22:13:54,143 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 558 transitions. [2023-12-02 22:13:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 22:13:54,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:54,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:55,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:13:55,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:13:56,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:56,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 462 states and 560 transitions. [2023-12-02 22:13:56,314 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 560 transitions. [2023-12-02 22:13:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-02 22:13:56,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:56,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:57,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 2129 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:13:57,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:57,635 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:14:07,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:14:08,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:08,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 465 states and 562 transitions. [2023-12-02 22:14:08,233 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 562 transitions. [2023-12-02 22:14:08,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-02 22:14:08,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:08,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:09,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:14:09,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:09,499 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:14:19,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:14:29,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:14:39,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:14:49,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:14:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 492 states and 595 transitions. [2023-12-02 22:14:50,072 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 595 transitions. [2023-12-02 22:14:50,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-02 22:14:50,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:50,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:51,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 2137 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:14:51,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:51,459 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 771 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:15:01,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:15:11,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:15:21,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:15:31,681 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 [] [2023-12-02 22:15:31,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:31,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 495 states and 597 transitions. [2023-12-02 22:15:31,731 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 597 transitions. [2023-12-02 22:15:31,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 22:15:31,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:31,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:32,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 2281 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:15:32,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:33,132 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:15:33,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:33,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 504 states and 608 transitions. [2023-12-02 22:15:33,470 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 608 transitions. [2023-12-02 22:15:33,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-02 22:15:33,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:33,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:34,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 2261 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:15:34,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 753 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:15:34,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:34,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 513 states and 618 transitions. [2023-12-02 22:15:34,939 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 618 transitions. [2023-12-02 22:15:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-12-02 22:15:34,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:34,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:36,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 2298 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:15:36,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:36,402 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:15:37,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:37,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 514 states and 620 transitions. [2023-12-02 22:15:37,316 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 620 transitions. [2023-12-02 22:15:37,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 22:15:37,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:37,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:38,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 2386 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:15:38,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:38,701 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:15:40,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:15:40,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:40,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 517 states and 622 transitions. [2023-12-02 22:15:40,709 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 622 transitions. [2023-12-02 22:15:40,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-12-02 22:15:40,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:40,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:41,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 2371 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:15:41,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:42,125 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:15:52,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:16:02,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:16:12,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:16:22,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:16:22,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:22,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 544 states and 654 transitions. [2023-12-02 22:16:22,719 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 654 transitions. [2023-12-02 22:16:22,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 22:16:22,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:22,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:23,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 2394 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:16:23,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:24,214 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 989 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:16:34,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:16:44,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:16:54,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:17:04,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:17:04,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:04,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 547 states and 656 transitions. [2023-12-02 22:17:04,494 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 656 transitions. [2023-12-02 22:17:04,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-02 22:17:04,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:04,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:05,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 2538 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:17:05,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:17:06,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 556 states and 667 transitions. [2023-12-02 22:17:06,538 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 667 transitions. [2023-12-02 22:17:06,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 22:17:06,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:06,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:07,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 2518 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:17:07,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 965 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:17:08,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:08,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 565 states and 677 transitions. [2023-12-02 22:17:08,291 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 677 transitions. [2023-12-02 22:17:08,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-12-02 22:17:08,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:08,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:09,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 2555 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:17:09,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:09,803 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:17:10,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:10,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 566 states and 679 transitions. [2023-12-02 22:17:10,421 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 679 transitions. [2023-12-02 22:17:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-12-02 22:17:10,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:10,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:11,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 2643 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:17:11,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:12,074 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:17:13,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:13,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 569 states and 681 transitions. [2023-12-02 22:17:13,539 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 681 transitions. [2023-12-02 22:17:13,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-12-02 22:17:13,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:13,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:14,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 2628 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:17:14,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2023-12-02 22:17:25,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:17:35,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:17:45,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:17:55,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:17:55,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:55,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 581 states and 696 transitions. [2023-12-02 22:17:55,347 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 696 transitions. [2023-12-02 22:17:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-12-02 22:17:55,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:55,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:56,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 2651 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:17:56,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:56,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 1117 trivial. 0 not checked. [2023-12-02 22:18:06,881 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 []