./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label00.c --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_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/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_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/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_0ed119ed-c548-4c0c-9328-c3bb84e05297/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 ef0fc431edab04e2bc46b00be67c275761704e057ac7d10029420dfecba76e3a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:43:03,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:43:03,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:43:03,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:43:03,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:43:04,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:43:04,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:43:04,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:43:04,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:43:04,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:43:04,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:43:04,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:43:04,010 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:43:04,010 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:43:04,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:43:04,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:43:04,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:43:04,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:43:04,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:43:04,013 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:43:04,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:43:04,014 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:43:04,015 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:43:04,015 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:43:04,016 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:43:04,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:43:04,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:43:04,017 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:43:04,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:43:04,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:43:04,018 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:43:04,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:43:04,019 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:43:04,019 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_0ed119ed-c548-4c0c-9328-c3bb84e05297/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef0fc431edab04e2bc46b00be67c275761704e057ac7d10029420dfecba76e3a [2023-12-02 21:43:04,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:43:04,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:43:04,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:43:04,263 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:43:04,263 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:43:04,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2023-12-02 21:43:06,966 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:43:07,193 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:43:07,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2023-12-02 21:43:07,206 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/data/151ac8016/1970e457028f4d9f8bc0825f4606524f/FLAG3c0b58c59 [2023-12-02 21:43:07,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/data/151ac8016/1970e457028f4d9f8bc0825f4606524f [2023-12-02 21:43:07,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:43:07,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:43:07,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:43:07,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:43:07,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:43:07,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64695cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07, skipping insertion in model container [2023-12-02 21:43:07,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:43:07,544 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_0ed119ed-c548-4c0c-9328-c3bb84e05297/sv-benchmarks/c/eca-rers2012/Problem01_label00.c[18976,18989] [2023-12-02 21:43:07,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:43:07,584 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:43:07,670 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_0ed119ed-c548-4c0c-9328-c3bb84e05297/sv-benchmarks/c/eca-rers2012/Problem01_label00.c[18976,18989] [2023-12-02 21:43:07,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:43:07,694 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:43:07,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07 WrapperNode [2023-12-02 21:43:07,694 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:43:07,695 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:43:07,695 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:43:07,695 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:43:07,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,721 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,769 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 658 [2023-12-02 21:43:07,769 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:43:07,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:43:07,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:43:07,770 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:43:07,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,785 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,830 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:43:07,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:43:07,832 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:43:07,832 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:43:07,833 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:43:07" (1/1) ... [2023-12-02 21:43:07,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:43:07,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:43:07,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:43:07,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:43:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:43:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:43:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:43:07,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:43:08,032 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:43:08,033 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:43:08,892 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:43:09,139 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:43:09,140 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:43:09,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:43:09 BoogieIcfgContainer [2023-12-02 21:43:09,141 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:43:09,142 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:43:09,143 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:43:09,152 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:43:09,153 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:43:09" (1/1) ... [2023-12-02 21:43:09,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:43:09,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:09,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2023-12-02 21:43:09,216 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2023-12-02 21:43:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:43:09,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:09,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:09,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:09,824 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 21:43:10,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2023-12-02 21:43:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2023-12-02 21:43:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:43:10,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:10,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:10,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:11,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:11,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 214 states and 297 transitions. [2023-12-02 21:43:11,479 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 297 transitions. [2023-12-02 21:43:11,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:43:11,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:11,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:11,792 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:12,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:12,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 367 transitions. [2023-12-02 21:43:12,559 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 367 transitions. [2023-12-02 21:43:12,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:43:12,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:12,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:12,797 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:13,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:13,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 297 states and 386 transitions. [2023-12-02 21:43:13,336 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 386 transitions. [2023-12-02 21:43:13,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 21:43:13,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:13,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:13,483 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:43:13,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:13,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 306 states and 397 transitions. [2023-12-02 21:43:13,707 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 397 transitions. [2023-12-02 21:43:13,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 21:43:13,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:13,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:13,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:43:14,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:14,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2023-12-02 21:43:14,007 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2023-12-02 21:43:14,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 21:43:14,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:14,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:14,148 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:43:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 334 states and 431 transitions. [2023-12-02 21:43:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 431 transitions. [2023-12-02 21:43:15,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 21:43:15,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:15,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:15,179 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:43:15,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:15,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 351 states and 451 transitions. [2023-12-02 21:43:15,800 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 451 transitions. [2023-12-02 21:43:15,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 21:43:15,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:15,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:16,029 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:43:16,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 380 states and 483 transitions. [2023-12-02 21:43:16,611 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 483 transitions. [2023-12-02 21:43:16,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 21:43:16,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:16,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:16,973 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 60 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:43:18,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:18,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 428 states and 537 transitions. [2023-12-02 21:43:18,167 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 537 transitions. [2023-12-02 21:43:18,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 21:43:18,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:18,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:43:18,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:18,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 431 states and 541 transitions. [2023-12-02 21:43:18,738 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 541 transitions. [2023-12-02 21:43:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 21:43:18,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:18,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:20,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:20,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 494 states and 612 transitions. [2023-12-02 21:43:20,706 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 612 transitions. [2023-12-02 21:43:20,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 21:43:20,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:20,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:20,929 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:21,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:21,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 496 states and 613 transitions. [2023-12-02 21:43:21,147 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 613 transitions. [2023-12-02 21:43:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 21:43:21,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:21,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:21,234 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 21:43:21,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:21,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 513 states and 633 transitions. [2023-12-02 21:43:21,624 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 633 transitions. [2023-12-02 21:43:21,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 21:43:21,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:21,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:21,845 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:43:21,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:21,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 514 states and 633 transitions. [2023-12-02 21:43:21,963 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 633 transitions. [2023-12-02 21:43:21,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 21:43:21,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:21,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:22,357 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:23,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:23,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 583 states and 718 transitions. [2023-12-02 21:43:23,713 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 718 transitions. [2023-12-02 21:43:23,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 21:43:23,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:23,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:23,938 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 109 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:24,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:24,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 602 states and 739 transitions. [2023-12-02 21:43:24,764 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 739 transitions. [2023-12-02 21:43:24,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 21:43:24,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:24,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:24,929 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 109 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:25,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:25,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 604 states and 740 transitions. [2023-12-02 21:43:25,159 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 740 transitions. [2023-12-02 21:43:25,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 21:43:25,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:25,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:25,266 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:43:25,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:25,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 606 states and 743 transitions. [2023-12-02 21:43:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 743 transitions. [2023-12-02 21:43:25,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 21:43:25,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:25,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:25,625 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:43:26,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:26,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 631 states and 770 transitions. [2023-12-02 21:43:26,514 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 770 transitions. [2023-12-02 21:43:26,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 21:43:26,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:26,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:26,636 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:43:26,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:26,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 656 states and 795 transitions. [2023-12-02 21:43:26,906 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 795 transitions. [2023-12-02 21:43:26,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 21:43:26,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:26,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:27,033 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:43:27,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:27,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 658 states and 796 transitions. [2023-12-02 21:43:27,296 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 796 transitions. [2023-12-02 21:43:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 21:43:27,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:27,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:27,440 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:43:28,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:28,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 705 states and 858 transitions. [2023-12-02 21:43:28,345 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 858 transitions. [2023-12-02 21:43:28,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 21:43:28,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:28,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:28,464 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:43:28,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:28,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 707 states and 859 transitions. [2023-12-02 21:43:28,682 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 859 transitions. [2023-12-02 21:43:28,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-02 21:43:28,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:28,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:29,227 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:32,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:32,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 791 states and 955 transitions. [2023-12-02 21:43:32,089 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 955 transitions. [2023-12-02 21:43:32,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 21:43:32,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:32,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:32,670 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:33,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:33,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 843 states and 1021 transitions. [2023-12-02 21:43:33,966 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1021 transitions. [2023-12-02 21:43:33,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 21:43:33,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:33,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:34,482 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 156 proven. 38 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:43:35,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:35,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 905 states and 1094 transitions. [2023-12-02 21:43:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1094 transitions. [2023-12-02 21:43:35,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 21:43:35,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:35,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:36,366 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 156 proven. 38 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:43:36,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:36,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 907 states and 1095 transitions. [2023-12-02 21:43:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1095 transitions. [2023-12-02 21:43:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 21:43:36,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:36,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:37,494 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 121 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:40,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1000 states and 1208 transitions. [2023-12-02 21:43:40,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1208 transitions. [2023-12-02 21:43:40,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 21:43:40,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:40,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 121 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:41,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:41,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 1004 states and 1213 transitions. [2023-12-02 21:43:41,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1213 transitions. [2023-12-02 21:43:41,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 21:43:41,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:41,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:41,576 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-12-02 21:43:42,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:42,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1026 states and 1238 transitions. [2023-12-02 21:43:42,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1238 transitions. [2023-12-02 21:43:42,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 21:43:42,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:42,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 120 proven. 51 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 21:43:43,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:43,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1041 states and 1257 transitions. [2023-12-02 21:43:43,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1257 transitions. [2023-12-02 21:43:43,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 21:43:43,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:43,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:43,418 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 67 proven. 122 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:43:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1133 states and 1353 transitions. [2023-12-02 21:43:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1353 transitions. [2023-12-02 21:43:45,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-02 21:43:45,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:45,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:47,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:47,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1177 states and 1406 transitions. [2023-12-02 21:43:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1406 transitions. [2023-12-02 21:43:47,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-02 21:43:47,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:47,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:47,880 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:48,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:48,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1180 states and 1408 transitions. [2023-12-02 21:43:48,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1408 transitions. [2023-12-02 21:43:48,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 21:43:48,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:48,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:48,620 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 21:43:49,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:49,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1224 states and 1465 transitions. [2023-12-02 21:43:49,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1465 transitions. [2023-12-02 21:43:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 21:43:49,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:49,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:49,547 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 21:43:50,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:50,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1240 states and 1481 transitions. [2023-12-02 21:43:50,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1481 transitions. [2023-12-02 21:43:50,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 21:43:50,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:50,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:50,548 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 136 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:52,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:52,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1272 states and 1517 transitions. [2023-12-02 21:43:52,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1517 transitions. [2023-12-02 21:43:52,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 21:43:52,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:52,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:52,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 137 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-02 21:43:55,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1325 states and 1578 transitions. [2023-12-02 21:43:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1578 transitions. [2023-12-02 21:43:55,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 21:43:55,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:55,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 137 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-02 21:43:55,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:55,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1327 states and 1581 transitions. [2023-12-02 21:43:55,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1581 transitions. [2023-12-02 21:43:55,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 21:43:55,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:55,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:56,057 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 138 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:57,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:57,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1355 states and 1616 transitions. [2023-12-02 21:43:57,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1616 transitions. [2023-12-02 21:43:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 21:43:57,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:57,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:57,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:57,396 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 138 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:59,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:59,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1379 states and 1642 transitions. [2023-12-02 21:43:59,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1642 transitions. [2023-12-02 21:43:59,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 21:43:59,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:59,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:59,426 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 138 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:00,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:00,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1395 states and 1658 transitions. [2023-12-02 21:44:00,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1658 transitions. [2023-12-02 21:44:00,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:44:00,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:00,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:00,943 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 208 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 21:44:02,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:02,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1440 states and 1719 transitions. [2023-12-02 21:44:02,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1719 transitions. [2023-12-02 21:44:02,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:44:02,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:02,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:03,329 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 208 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 21:44:04,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:04,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1452 states and 1729 transitions. [2023-12-02 21:44:04,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1729 transitions. [2023-12-02 21:44:04,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:44:04,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:04,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 208 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 21:44:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1454 states and 1734 transitions. [2023-12-02 21:44:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1734 transitions. [2023-12-02 21:44:05,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:44:05,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:05,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:05,304 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 208 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 21:44:05,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:05,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1468 states and 1747 transitions. [2023-12-02 21:44:05,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1747 transitions. [2023-12-02 21:44:05,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:44:05,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:05,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:06,251 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 140 proven. 71 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-02 21:44:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:06,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1471 states and 1750 transitions. [2023-12-02 21:44:06,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1750 transitions. [2023-12-02 21:44:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-02 21:44:06,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:06,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:07,067 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 119 proven. 137 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:44:10,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:10,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1594 states and 1895 transitions. [2023-12-02 21:44:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 1895 transitions. [2023-12-02 21:44:10,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-02 21:44:10,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:10,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:10,597 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 58 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-02 21:44:11,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1619 states and 1921 transitions. [2023-12-02 21:44:11,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 1921 transitions. [2023-12-02 21:44:11,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-02 21:44:11,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:11,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:11,738 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:12,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1632 states and 1936 transitions. [2023-12-02 21:44:12,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 1936 transitions. [2023-12-02 21:44:12,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-02 21:44:12,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:12,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:12,679 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:13,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1635 states and 1940 transitions. [2023-12-02 21:44:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 1940 transitions. [2023-12-02 21:44:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-02 21:44:13,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:13,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:13,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:13,511 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 86 proven. 141 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 21:44:15,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:15,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1723 states and 2036 transitions. [2023-12-02 21:44:15,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2036 transitions. [2023-12-02 21:44:15,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-12-02 21:44:15,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:15,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:16,336 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 129 proven. 142 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:44:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:17,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1797 states and 2112 transitions. [2023-12-02 21:44:17,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2112 transitions. [2023-12-02 21:44:17,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-02 21:44:17,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:17,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:18,106 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 183 proven. 52 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-02 21:44:19,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:19,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1818 states and 2134 transitions. [2023-12-02 21:44:19,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2134 transitions. [2023-12-02 21:44:19,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-12-02 21:44:19,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:19,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:19,799 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 185 proven. 54 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-02 21:44:20,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:20,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1820 states and 2136 transitions. [2023-12-02 21:44:20,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2136 transitions. [2023-12-02 21:44:20,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-02 21:44:20,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:20,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:20,369 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 152 proven. 83 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-02 21:44:20,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:20,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1835 states and 2153 transitions. [2023-12-02 21:44:20,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2153 transitions. [2023-12-02 21:44:20,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-12-02 21:44:20,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:20,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:21,238 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 155 proven. 86 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:44:22,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:22,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1872 states and 2198 transitions. [2023-12-02 21:44:22,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2198 transitions. [2023-12-02 21:44:22,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 21:44:22,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:22,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:22,825 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 159 proven. 90 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-02 21:44:24,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:24,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1904 states and 2236 transitions. [2023-12-02 21:44:24,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2236 transitions. [2023-12-02 21:44:24,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-02 21:44:24,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:24,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:24,943 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 162 proven. 93 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-02 21:44:25,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1907 states and 2239 transitions. [2023-12-02 21:44:25,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2239 transitions. [2023-12-02 21:44:25,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 21:44:25,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:25,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:25,582 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 190 proven. 36 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:44:26,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1919 states and 2253 transitions. [2023-12-02 21:44:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2253 transitions. [2023-12-02 21:44:26,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-12-02 21:44:26,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:26,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:27,148 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 166 proven. 97 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-12-02 21:44:27,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:27,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1933 states and 2268 transitions. [2023-12-02 21:44:27,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2268 transitions. [2023-12-02 21:44:27,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-12-02 21:44:27,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:27,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:28,164 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-02 21:44:29,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:29,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1974 states and 2316 transitions. [2023-12-02 21:44:29,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 2316 transitions. [2023-12-02 21:44:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-12-02 21:44:29,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:29,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:29,832 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 199 proven. 49 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:44:32,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:32,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 2013 states and 2369 transitions. [2023-12-02 21:44:32,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2369 transitions. [2023-12-02 21:44:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-12-02 21:44:32,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:32,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:32,911 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 169 proven. 100 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-02 21:44:33,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:33,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 2027 states and 2384 transitions. [2023-12-02 21:44:33,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2384 transitions. [2023-12-02 21:44:33,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 21:44:33,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:33,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:33,643 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 21:44:34,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:34,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2039 states and 2402 transitions. [2023-12-02 21:44:34,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2402 transitions. [2023-12-02 21:44:34,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 21:44:34,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:34,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:35,123 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 21:44:35,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:35,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 2041 states and 2407 transitions. [2023-12-02 21:44:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 2407 transitions. [2023-12-02 21:44:35,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-02 21:44:35,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:35,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:36,219 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 172 proven. 103 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-12-02 21:44:36,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:36,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 2053 states and 2420 transitions. [2023-12-02 21:44:36,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 2420 transitions. [2023-12-02 21:44:36,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-02 21:44:36,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:36,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 272 proven. 9 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:44:43,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:43,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2130 states and 2521 transitions. [2023-12-02 21:44:43,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2521 transitions. [2023-12-02 21:44:43,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-02 21:44:43,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:43,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:43,504 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 272 proven. 9 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:44:44,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:44,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2147 states and 2537 transitions. [2023-12-02 21:44:44,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2537 transitions. [2023-12-02 21:44:44,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-12-02 21:44:44,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:44,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:45,085 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 179 proven. 104 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:44:45,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:45,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2156 states and 2546 transitions. [2023-12-02 21:44:45,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2546 transitions. [2023-12-02 21:44:45,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-12-02 21:44:45,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:45,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:45,631 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 173 proven. 104 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-12-02 21:44:46,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:46,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2180 states and 2572 transitions. [2023-12-02 21:44:46,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 2572 transitions. [2023-12-02 21:44:46,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:44:46,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:46,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:46,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:46,743 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 174 proven. 105 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:44:47,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:47,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2201 states and 2608 transitions. [2023-12-02 21:44:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2608 transitions. [2023-12-02 21:44:47,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:44:47,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:47,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:48,271 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 174 proven. 105 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:44:49,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:49,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2222 states and 2630 transitions. [2023-12-02 21:44:49,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2630 transitions. [2023-12-02 21:44:49,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:44:49,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:49,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:50,347 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 174 proven. 105 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:44:50,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:50,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2226 states and 2634 transitions. [2023-12-02 21:44:50,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2634 transitions. [2023-12-02 21:44:50,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:44:50,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:50,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:51,305 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 207 proven. 34 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:44:53,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:53,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2241 states and 2657 transitions. [2023-12-02 21:44:53,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2657 transitions. [2023-12-02 21:44:53,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:44:53,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:53,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:54,217 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 207 proven. 34 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:44:55,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2246 states and 2666 transitions. [2023-12-02 21:44:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2666 transitions. [2023-12-02 21:44:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-02 21:44:55,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:55,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:56,029 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 175 proven. 106 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-12-02 21:44:56,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:56,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 2249 states and 2672 transitions. [2023-12-02 21:44:56,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 2672 transitions. [2023-12-02 21:44:56,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:44:56,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:56,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:57,228 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 228 proven. 38 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:44:58,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:58,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2260 states and 2685 transitions. [2023-12-02 21:44:58,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 2685 transitions. [2023-12-02 21:44:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:44:58,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:58,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:45:07,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:07,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 2330 states and 2765 transitions. [2023-12-02 21:45:07,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 2765 transitions. [2023-12-02 21:45:07,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:45:07,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:07,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:45:11,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:11,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2375 states and 2812 transitions. [2023-12-02 21:45:11,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2812 transitions. [2023-12-02 21:45:11,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:45:11,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:11,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:11,836 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:45:12,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:12,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2377 states and 2813 transitions. [2023-12-02 21:45:12,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 2813 transitions. [2023-12-02 21:45:12,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:45:12,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:12,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:12,506 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:45:13,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:13,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2380 states and 2814 transitions. [2023-12-02 21:45:13,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2814 transitions. [2023-12-02 21:45:13,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:45:13,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:13,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:13,320 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 21:45:14,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:14,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2397 states and 2832 transitions. [2023-12-02 21:45:14,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 2832 transitions. [2023-12-02 21:45:14,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:45:14,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:14,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:14,789 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 21:45:15,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:15,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2398 states and 2835 transitions. [2023-12-02 21:45:15,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 2835 transitions. [2023-12-02 21:45:15,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:45:15,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:15,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:15,341 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 21:45:15,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:15,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2399 states and 2835 transitions. [2023-12-02 21:45:15,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 2835 transitions. [2023-12-02 21:45:15,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-02 21:45:15,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:15,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:16,340 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 186 proven. 111 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:45:16,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:16,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 2406 states and 2842 transitions. [2023-12-02 21:45:16,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 2842 transitions. [2023-12-02 21:45:16,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-02 21:45:16,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:16,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:17,049 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 224 proven. 65 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-12-02 21:45:19,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:19,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 2429 states and 2873 transitions. [2023-12-02 21:45:19,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 2873 transitions. [2023-12-02 21:45:19,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-12-02 21:45:19,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:19,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 185 proven. 152 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:45:23,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:23,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 2460 states and 2906 transitions. [2023-12-02 21:45:23,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2906 transitions. [2023-12-02 21:45:23,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:45:23,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:23,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:23,589 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 189 proven. 114 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:45:23,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:23,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2463 states and 2910 transitions. [2023-12-02 21:45:23,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 2910 transitions. [2023-12-02 21:45:23,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:45:23,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:23,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:24,140 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 228 proven. 65 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-12-02 21:45:25,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:25,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2474 states and 2926 transitions. [2023-12-02 21:45:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 2926 transitions. [2023-12-02 21:45:25,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:45:25,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:25,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:26,133 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 228 proven. 65 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-12-02 21:45:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:26,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2475 states and 2926 transitions. [2023-12-02 21:45:26,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 2926 transitions. [2023-12-02 21:45:26,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:45:26,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:26,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:27,138 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 228 proven. 65 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-12-02 21:45:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:27,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 2476 states and 2928 transitions. [2023-12-02 21:45:27,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 2928 transitions. [2023-12-02 21:45:27,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:45:27,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:27,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:28,425 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 125 proven. 170 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-12-02 21:45:35,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:35,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2603 states and 3072 transitions. [2023-12-02 21:45:35,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 3072 transitions. [2023-12-02 21:45:35,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-02 21:45:35,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:35,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 298 proven. 152 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:45:39,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:39,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 2664 states and 3141 transitions. [2023-12-02 21:45:39,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3141 transitions. [2023-12-02 21:45:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-02 21:45:39,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:39,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:39,614 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 298 proven. 152 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:45:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:40,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 2669 states and 3147 transitions. [2023-12-02 21:45:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3147 transitions. [2023-12-02 21:45:40,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-12-02 21:45:40,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:40,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:40,270 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 134 proven. 180 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-02 21:45:40,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 2670 states and 3147 transitions. [2023-12-02 21:45:40,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 3147 transitions. [2023-12-02 21:45:40,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-02 21:45:40,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:40,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:40,947 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 279 proven. 206 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-12-02 21:45:44,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:44,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3195 states to 2722 states and 3195 transitions. [2023-12-02 21:45:44,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3195 transitions. [2023-12-02 21:45:44,131 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:45:44,131 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 99 iterations. [2023-12-02 21:45:44,139 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 21:46:04,126 INFO L560 CodeCheckObserver]: Invariant with dag size 34 [2023-12-02 21:46:04,135 INFO L560 CodeCheckObserver]: Invariant with dag size 35 [2023-12-02 21:46:04,138 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:46:04,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:46:04 ImpRootNode [2023-12-02 21:46:04,139 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:46:04,140 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:46:04,140 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:46:04,140 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:46:04,140 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:43:09" (3/4) ... [2023-12-02 21:46:04,143 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:46:04,163 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 119 nodes and edges [2023-12-02 21:46:04,165 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-12-02 21:46:04,166 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-02 21:46:04,168 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:46:04,327 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:46:04,328 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:46:04,328 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:46:04,329 INFO L158 Benchmark]: Toolchain (without parser) took 177104.06ms. Allocated memory was 148.9MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 113.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 490.7MB. Max. memory is 16.1GB. [2023-12-02 21:46:04,329 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:46:04,329 INFO L158 Benchmark]: CACSL2BoogieTranslator took 468.60ms. Allocated memory is still 148.9MB. Free memory was 113.1MB in the beginning and 85.2MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-02 21:46:04,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.36ms. Allocated memory is still 148.9MB. Free memory was 85.2MB in the beginning and 79.6MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:46:04,330 INFO L158 Benchmark]: Boogie Preprocessor took 60.70ms. Allocated memory is still 148.9MB. Free memory was 79.6MB in the beginning and 75.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:46:04,330 INFO L158 Benchmark]: RCFGBuilder took 1310.10ms. Allocated memory was 148.9MB in the beginning and 190.8MB in the end (delta: 41.9MB). Free memory was 75.4MB in the beginning and 97.7MB in the end (delta: -22.4MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-12-02 21:46:04,331 INFO L158 Benchmark]: CodeCheck took 174996.74ms. Allocated memory was 190.8MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 97.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2023-12-02 21:46:04,331 INFO L158 Benchmark]: Witness Printer took 188.27ms. Allocated memory is still 1.7GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:46:04,333 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 155.0s, OverallIterations: 99, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 299117 SdHoareTripleChecker+Valid, 770.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 298242 mSDsluCounter, 38156 SdHoareTripleChecker+Invalid, 661.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 32368 mSDsCounter, 63832 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 650574 IncrementalHoareTripleChecker+Invalid, 714406 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63832 mSolverCounterUnsat, 5788 mSDtfsCounter, 650574 mSolverCounterSat, 5.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 134814 GetRequests, 126414 SyntacticMatches, 7430 SemanticMatches, 970 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 640817 ImplicationChecksByTransitivity, 100.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.7s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 29.2s InterpolantComputationTime, 20038 NumberOfCodeBlocks, 20038 NumberOfCodeBlocksAsserted, 98 NumberOfCheckSat, 19940 ConstructedInterpolants, 0 QuantifiedInterpolants, 168820 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 98 InterpolantComputations, 20 PerfectInterpolantSequences, 17924/23587 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 510]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((((!((a21 == 1)) || ((((!((a20 == 1)) && (a12 == 8)) && !((a17 == 1))) && (a8 == 15)) && (a16 == 4))) || !((a7 == 1))) || ((((a12 == 8) && (14 == a8)) && (5 == a16)) && !((a17 == 1)))) || (((((a12 == 8) && (a8 == 13)) && (a17 == 1)) && (a20 == 1)) && (a16 == 4))) || ((((!((a20 == 1)) && (a12 == 8)) && (5 == a16)) && !((a17 == 1))) && (a8 == 15))) || ((((!((a20 == 1)) && (a12 == 8)) && (14 == a8)) && !((a17 == 1))) && (a16 == 4))) - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (((((((!((a21 == 1)) || ((((!((a20 == 1)) && (a12 == 8)) && !((a17 == 1))) && (a8 == 15)) && (a16 == 4))) || (((((a12 == 8) && (5 == a16)) && (a17 == 1)) && (a20 == 1)) && (a8 == 15))) || !((a7 == 1))) || ((((a12 == 8) && (14 == a8)) && (5 == a16)) && !((a17 == 1)))) || (((((a12 == 8) && (a8 == 13)) && (a17 == 1)) && (a20 == 1)) && (a16 == 4))) || ((((!((a20 == 1)) && (a12 == 8)) && (5 == a16)) && !((a17 == 1))) && (a8 == 15))) || ((((!((a20 == 1)) && (a12 == 8)) && (14 == a8)) && !((a17 == 1))) && (a16 == 4))) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 468.60ms. Allocated memory is still 148.9MB. Free memory was 113.1MB in the beginning and 85.2MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.36ms. Allocated memory is still 148.9MB. Free memory was 85.2MB in the beginning and 79.6MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.70ms. Allocated memory is still 148.9MB. Free memory was 79.6MB in the beginning and 75.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1310.10ms. Allocated memory was 148.9MB in the beginning and 190.8MB in the end (delta: 41.9MB). Free memory was 75.4MB in the beginning and 97.7MB in the end (delta: -22.4MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * CodeCheck took 174996.74ms. Allocated memory was 190.8MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 97.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 188.27ms. Allocated memory is still 1.7GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 21:46:04,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed119ed-c548-4c0c-9328-c3bb84e05297/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE