./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV --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 ad8e21886f5f45a7c58400298498a881b4f628bf6fff913be81ab14cf250dd19 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:33,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:33,875 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-12 00:04:33,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:33,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:33,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:33,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:33,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:33,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:33,907 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:33,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:33,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:33,909 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:33,909 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:33,910 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:33,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:33,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:33,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:33,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:33,913 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:33,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:33,914 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:33,915 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:33,916 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:33,934 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:33,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:33,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:33,936 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:33,937 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:33,937 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:33,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:33,938 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:33,939 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_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad8e21886f5f45a7c58400298498a881b4f628bf6fff913be81ab14cf250dd19 [2023-11-12 00:04:34,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:34,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:34,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:34,267 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:34,269 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:34,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i [2023-11-12 00:04:37,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:37,769 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:37,769 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/sv-benchmarks/c/loop-invgen/apache-get-tag.i [2023-11-12 00:04:37,778 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/data/380fbf4c9/70816b4083404cfba3fa786d412b73db/FLAGf3d9bee0e [2023-11-12 00:04:37,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/data/380fbf4c9/70816b4083404cfba3fa786d412b73db [2023-11-12 00:04:37,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:37,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:37,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:37,802 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:37,807 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:37,808 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:37" (1/1) ... [2023-11-12 00:04:37,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@358d65b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:37, skipping insertion in model container [2023-11-12 00:04:37,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:37" (1/1) ... [2023-11-12 00:04:37,837 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:38,013 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_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/sv-benchmarks/c/loop-invgen/apache-get-tag.i[893,906] [2023-11-12 00:04:38,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:38,043 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:38,054 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_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/sv-benchmarks/c/loop-invgen/apache-get-tag.i[893,906] [2023-11-12 00:04:38,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:38,076 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:38,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38 WrapperNode [2023-11-12 00:04:38,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:38,078 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:38,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:38,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:38,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,111 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 87 [2023-11-12 00:04:38,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:38,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:38,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:38,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:38,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,128 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,132 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,133 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,134 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:38,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:38,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:38,146 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:38,147 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:38,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:38,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:38,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:38,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:38,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:38,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:38,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:38,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:04:38,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:04:38,306 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:38,309 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:38,499 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:38,526 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:38,526 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:04:38,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:38 BoogieIcfgContainer [2023-11-12 00:04:38,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:38,530 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:38,531 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:38,542 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:38,542 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:38" (1/1) ... [2023-11-12 00:04:38,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:38,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:38,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2023-11-12 00:04:38,612 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2023-11-12 00:04:38,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:04:38,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:38,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:38,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:38,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:38,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2023-11-12 00:04:38,773 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2023-11-12 00:04:38,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:04:38,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:38,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:39,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:39,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:39,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 44 states and 83 transitions. [2023-11-12 00:04:39,246 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2023-11-12 00:04:39,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:04:39,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:39,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:39,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:39,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2023-11-12 00:04:39,381 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2023-11-12 00:04:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:04:39,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:39,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:39,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:39,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:39,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 85 transitions. [2023-11-12 00:04:39,487 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 85 transitions. [2023-11-12 00:04:39,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:04:39,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:39,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:39,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:39,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:39,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 87 transitions. [2023-11-12 00:04:39,997 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2023-11-12 00:04:39,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:04:39,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:39,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:40,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:40,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:40,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 97 transitions. [2023-11-12 00:04:40,353 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 97 transitions. [2023-11-12 00:04:40,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:04:40,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:40,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:40,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 56 states and 101 transitions. [2023-11-12 00:04:40,513 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 101 transitions. [2023-11-12 00:04:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:04:40,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:40,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:40,555 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:40,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:40,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 100 transitions. [2023-11-12 00:04:40,591 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 100 transitions. [2023-11-12 00:04:40,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:04:40,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:40,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:40,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 109 transitions. [2023-11-12 00:04:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 109 transitions. [2023-11-12 00:04:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:04:40,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:40,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:40,813 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:40,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:40,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 112 transitions. [2023-11-12 00:04:40,843 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 112 transitions. [2023-11-12 00:04:40,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:04:40,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:40,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:40,893 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:40,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:40,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 120 transitions. [2023-11-12 00:04:40,916 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 120 transitions. [2023-11-12 00:04:40,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:04:40,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:40,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:40,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:40,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 122 transitions. [2023-11-12 00:04:40,983 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2023-11-12 00:04:40,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:04:40,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:40,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:41,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:41,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:41,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 66 states and 123 transitions. [2023-11-12 00:04:41,047 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 123 transitions. [2023-11-12 00:04:41,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:04:41,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:41,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:41,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:41,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:41,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:41,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 67 states and 125 transitions. [2023-11-12 00:04:41,119 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 125 transitions. [2023-11-12 00:04:41,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-12 00:04:41,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:41,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:04:41,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:41,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 126 transitions. [2023-11-12 00:04:41,271 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 126 transitions. [2023-11-12 00:04:41,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:04:41,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:41,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:41,449 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:04:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:42,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 72 states and 133 transitions. [2023-11-12 00:04:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 133 transitions. [2023-11-12 00:04:42,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:04:42,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:42,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:42,117 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:04:42,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:42,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 76 states and 139 transitions. [2023-11-12 00:04:42,316 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 139 transitions. [2023-11-12 00:04:42,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:04:42,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:42,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:04:42,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:42,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 83 states and 155 transitions. [2023-11-12 00:04:42,662 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 155 transitions. [2023-11-12 00:04:42,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:04:42,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:42,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:42,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:42,778 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:04:42,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:42,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 85 states and 160 transitions. [2023-11-12 00:04:42,837 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 160 transitions. [2023-11-12 00:04:42,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:04:42,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:42,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:42,947 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:04:43,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:43,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 86 states and 161 transitions. [2023-11-12 00:04:43,003 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 161 transitions. [2023-11-12 00:04:43,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:04:43,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:43,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:43,119 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:04:43,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 88 states and 166 transitions. [2023-11-12 00:04:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 166 transitions. [2023-11-12 00:04:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:04:43,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:43,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:43,249 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-12 00:04:43,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:43,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 91 states and 171 transitions. [2023-11-12 00:04:43,319 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 171 transitions. [2023-11-12 00:04:43,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:04:43,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:43,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:43,405 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-12 00:04:43,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:43,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 94 states and 177 transitions. [2023-11-12 00:04:43,752 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 177 transitions. [2023-11-12 00:04:43,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:04:43,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:43,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:43,808 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-12 00:04:44,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:44,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 98 states and 184 transitions. [2023-11-12 00:04:44,028 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 184 transitions. [2023-11-12 00:04:44,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:04:44,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:44,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-12 00:04:44,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:44,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 101 states and 190 transitions. [2023-11-12 00:04:44,230 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 190 transitions. [2023-11-12 00:04:44,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:04:44,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:44,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:44,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:44,287 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-12 00:04:44,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:44,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 102 states and 192 transitions. [2023-11-12 00:04:44,325 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 192 transitions. [2023-11-12 00:04:44,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:04:44,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:44,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:44,374 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-12 00:04:44,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 103 states and 193 transitions. [2023-11-12 00:04:44,526 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 193 transitions. [2023-11-12 00:04:44,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-12 00:04:44,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:44,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:44,578 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-12 00:04:44,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:44,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 104 states and 194 transitions. [2023-11-12 00:04:44,674 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 194 transitions. [2023-11-12 00:04:44,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-12 00:04:44,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:44,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:44,743 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-12 00:04:44,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:44,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 106 states and 198 transitions. [2023-11-12 00:04:44,813 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 198 transitions. [2023-11-12 00:04:44,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-12 00:04:44,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:44,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-12 00:04:44,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:44,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 106 states and 197 transitions. [2023-11-12 00:04:44,912 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 197 transitions. [2023-11-12 00:04:44,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-12 00:04:44,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:44,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:45,110 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-12 00:04:45,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:45,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 110 states and 205 transitions. [2023-11-12 00:04:45,947 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 205 transitions. [2023-11-12 00:04:45,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-12 00:04:45,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:45,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:46,114 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 27 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-12 00:04:46,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:46,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 113 states and 209 transitions. [2023-11-12 00:04:46,397 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 209 transitions. [2023-11-12 00:04:46,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-12 00:04:46,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:46,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:46,537 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 29 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-12 00:04:46,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:46,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 116 states and 210 transitions. [2023-11-12 00:04:46,821 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 210 transitions. [2023-11-12 00:04:46,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 00:04:46,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:46,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:46,985 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-12 00:04:47,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:47,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 121 states and 218 transitions. [2023-11-12 00:04:47,212 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 218 transitions. [2023-11-12 00:04:47,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 00:04:47,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:47,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:47,346 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-12 00:04:47,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:47,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 123 states and 221 transitions. [2023-11-12 00:04:47,446 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 221 transitions. [2023-11-12 00:04:47,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 00:04:47,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:47,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:47,589 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-12 00:04:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:47,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 124 states and 222 transitions. [2023-11-12 00:04:47,650 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 222 transitions. [2023-11-12 00:04:47,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 00:04:47,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:47,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:47,783 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-12 00:04:47,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:47,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 126 states and 225 transitions. [2023-11-12 00:04:47,862 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 225 transitions. [2023-11-12 00:04:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:04:47,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:47,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-12 00:04:48,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 129 states and 231 transitions. [2023-11-12 00:04:48,025 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 231 transitions. [2023-11-12 00:04:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:04:48,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:48,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:48,126 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-12 00:04:48,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:48,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 127 states and 226 transitions. [2023-11-12 00:04:48,165 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 226 transitions. [2023-11-12 00:04:48,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 00:04:48,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:48,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:48,221 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-12 00:04:48,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 128 states and 228 transitions. [2023-11-12 00:04:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 228 transitions. [2023-11-12 00:04:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-12 00:04:48,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:48,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:48,506 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-12 00:04:48,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:48,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 129 states and 230 transitions. [2023-11-12 00:04:48,575 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 230 transitions. [2023-11-12 00:04:48,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-12 00:04:48,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:48,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:48,707 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-12 00:04:48,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:48,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 130 states and 231 transitions. [2023-11-12 00:04:48,934 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 231 transitions. [2023-11-12 00:04:48,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-12 00:04:48,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:48,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:48,995 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-12 00:04:49,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:49,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 129 states and 228 transitions. [2023-11-12 00:04:49,199 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 228 transitions. [2023-11-12 00:04:49,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-12 00:04:49,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:49,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:49,282 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-12 00:04:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:49,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 123 states and 218 transitions. [2023-11-12 00:04:49,375 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 218 transitions. [2023-11-12 00:04:49,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-12 00:04:49,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:49,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:49,439 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-12 00:04:49,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:49,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 124 states and 219 transitions. [2023-11-12 00:04:49,522 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 219 transitions. [2023-11-12 00:04:49,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-12 00:04:49,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:49,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:49,623 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 24 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-12 00:04:49,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:49,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 118 states and 210 transitions. [2023-11-12 00:04:49,800 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 210 transitions. [2023-11-12 00:04:49,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-12 00:04:49,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:49,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:49,884 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-12 00:04:49,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:49,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 91 states and 147 transitions. [2023-11-12 00:04:49,972 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2023-11-12 00:04:49,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-12 00:04:49,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:49,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 23 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-12 00:04:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:50,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 89 states and 144 transitions. [2023-11-12 00:04:50,373 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 144 transitions. [2023-11-12 00:04:50,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-12 00:04:50,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:50,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:50,548 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 24 proven. 14 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-12 00:04:50,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:50,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 91 states and 148 transitions. [2023-11-12 00:04:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 148 transitions. [2023-11-12 00:04:50,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-12 00:04:50,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:50,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:50,817 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 12 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-12 00:04:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:50,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 83 states and 136 transitions. [2023-11-12 00:04:50,879 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2023-11-12 00:04:50,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-12 00:04:50,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:50,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:51,060 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-12 00:04:51,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:51,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 82 states and 134 transitions. [2023-11-12 00:04:51,113 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 134 transitions. [2023-11-12 00:04:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-12 00:04:51,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:51,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:51,285 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 23 proven. 13 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-12 00:04:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:51,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 64 states and 108 transitions. [2023-11-12 00:04:51,325 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2023-11-12 00:04:51,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:04:51,326 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 53 iterations. [2023-11-12 00:04:51,340 INFO L753 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-12 00:04:51,702 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:04:51,707 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:04:51,707 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:04:51,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:04:51 ImpRootNode [2023-11-12 00:04:51,708 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:04:51,708 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:04:51,708 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:04:51,708 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:04:51,709 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:38" (3/4) ... [2023-11-12 00:04:51,711 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:04:51,715 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-12 00:04:51,720 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-12 00:04:51,720 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-12 00:04:51,720 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:04:51,721 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:04:51,810 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:04:51,811 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-12 00:04:51,811 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:04:51,812 INFO L158 Benchmark]: Toolchain (without parser) took 14011.90ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 85.6MB in the beginning and 55.8MB in the end (delta: 29.8MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2023-11-12 00:04:51,812 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:51,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.94ms. Allocated memory is still 130.0MB. Free memory was 85.6MB in the beginning and 74.2MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:51,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.30ms. Allocated memory is still 130.0MB. Free memory was 74.2MB in the beginning and 72.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:51,813 INFO L158 Benchmark]: Boogie Preprocessor took 24.61ms. Allocated memory is still 130.0MB. Free memory was 72.6MB in the beginning and 71.7MB in the end (delta: 872.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:51,813 INFO L158 Benchmark]: RCFGBuilder took 383.63ms. Allocated memory is still 130.0MB. Free memory was 71.7MB in the beginning and 58.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:51,814 INFO L158 Benchmark]: CodeCheck took 13177.36ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 58.7MB in the beginning and 60.9MB in the end (delta: -2.2MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2023-11-12 00:04:51,814 INFO L158 Benchmark]: Witness Printer took 102.87ms. Allocated memory is still 184.5MB. Free memory was 60.9MB in the beginning and 55.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:04:51,816 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 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.8s, OverallIterations: 53, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8269 SdHoareTripleChecker+Valid, 31.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4065 mSDsluCounter, 10200 SdHoareTripleChecker+Invalid, 26.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5140 mSDsCounter, 6122 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18387 IncrementalHoareTripleChecker+Invalid, 24509 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6122 mSolverCounterUnsat, 5060 mSDtfsCounter, 18387 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22255 GetRequests, 21671 SyntacticMatches, 466 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10788 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 1840 NumberOfCodeBlocks, 1840 NumberOfCodeBlocksAsserted, 52 NumberOfCheckSat, 1788 ConstructedInterpolants, 0 QuantifiedInterpolants, 4044 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 52 InterpolantComputations, 30 PerfectInterpolantSequences, 2095/2250 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: 19]: 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: 48]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.94ms. Allocated memory is still 130.0MB. Free memory was 85.6MB in the beginning and 74.2MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.30ms. Allocated memory is still 130.0MB. Free memory was 74.2MB in the beginning and 72.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.61ms. Allocated memory is still 130.0MB. Free memory was 72.6MB in the beginning and 71.7MB in the end (delta: 872.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 383.63ms. Allocated memory is still 130.0MB. Free memory was 71.7MB in the beginning and 58.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 13177.36ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 58.7MB in the beginning and 60.9MB in the end (delta: -2.2MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * Witness Printer took 102.87ms. Allocated memory is still 184.5MB. Free memory was 60.9MB in the beginning and 55.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:04:51,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3343c2d-06e5-4468-8ffb-33dbbb015ae9/bin/ukojak-verify-0OAaufAVZV/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