./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 38a2fba2a92db51b6a97ddc82d5dc9e2df7a8770315ef841bfaf5f0764404946 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:20:03,256 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:20:03,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:20:03,350 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:20:03,351 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:20:03,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:20:03,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:20:03,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:20:03,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:20:03,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:20:03,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:20:03,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:20:03,382 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:20:03,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:20:03,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:20:03,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:20:03,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:20:03,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:20:03,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:20:03,386 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:20:03,387 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:20:03,387 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:20:03,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:20:03,388 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:20:03,389 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:20:03,389 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:20:03,390 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:20:03,390 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:20:03,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:03,391 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:20:03,391 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:20:03,392 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:20:03,392 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:20:03,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:20:03,393 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:20:03,393 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_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38a2fba2a92db51b6a97ddc82d5dc9e2df7a8770315ef841bfaf5f0764404946 [2023-11-19 03:20:03,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:20:03,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:20:03,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:20:03,710 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:20:03,711 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:20:03,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_3.i [2023-11-19 03:20:06,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:07,204 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:07,204 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/sv-benchmarks/c/ldv-memsafety/memleaks_test17_3.i [2023-11-19 03:20:07,230 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/data/dd46b6091/18080c05a69946d9bea105c94605d145/FLAGc2630b055 [2023-11-19 03:20:07,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/data/dd46b6091/18080c05a69946d9bea105c94605d145 [2023-11-19 03:20:07,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:07,250 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:07,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:07,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:07,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:07,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c391935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07, skipping insertion in model container [2023-11-19 03:20:07,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,318 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:07,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:07,704 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:07,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:07,862 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:07,870 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:07,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07 WrapperNode [2023-11-19 03:20:07,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:07,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:07,872 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:07,872 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:07,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,901 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,926 INFO L138 Inliner]: procedures = 165, calls = 76, calls flagged for inlining = 22, calls inlined = 4, statements flattened = 71 [2023-11-19 03:20:07,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:07,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:07,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:07,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:07,937 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,941 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,941 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,952 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:07,967 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:07,967 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:07,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:07,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:07" (1/1) ... [2023-11-19 03:20:07,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:07,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:08,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:08,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca09d29e-e4cd-4278-acd4-9dbeec59161e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 03:20:08,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 03:20:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:20:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:20:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:20:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:20:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:20:08,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:08,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:08,211 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:08,214 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:08,413 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:08,470 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:08,471 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:20:08,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:08 BoogieIcfgContainer [2023-11-19 03:20:08,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:20:08,477 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:20:08,477 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:20:08,489 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:20:08,489 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:08" (1/1) ... [2023-11-19 03:20:08,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:20:08,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:08,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-11-19 03:20:08,556 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-19 03:20:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:20:08,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:08,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:09,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2023-11-19 03:20:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2023-11-19 03:20:09,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:20:09,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:09,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:09,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:09,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:09,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-19 03:20:09,250 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-19 03:20:09,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:20:09,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:09,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:09,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:09,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:09,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2023-11-19 03:20:09,522 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2023-11-19 03:20:09,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:20:09,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:09,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:09,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:09,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:09,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2023-11-19 03:20:09,818 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2023-11-19 03:20:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:20:09,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:09,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:09,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:20:10,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 40 states and 51 transitions. [2023-11-19 03:20:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2023-11-19 03:20:10,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:20:10,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,261 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:10,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 36 states and 42 transitions. [2023-11-19 03:20:10,310 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-19 03:20:10,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:20:10,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:10,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:10,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 46 transitions. [2023-11-19 03:20:10,626 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-19 03:20:10,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:20:10,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:20:10,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 55 transitions. [2023-11-19 03:20:10,813 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-19 03:20:10,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:20:10,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:20:10,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 56 transitions. [2023-11-19 03:20:10,867 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2023-11-19 03:20:10,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:20:10,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:20:10,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 57 transitions. [2023-11-19 03:20:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-11-19 03:20:10,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:20:10,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:11,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:20:11,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:11,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 58 transitions. [2023-11-19 03:20:11,073 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2023-11-19 03:20:11,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:20:11,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:11,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:11,220 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:11,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:11,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 62 transitions. [2023-11-19 03:20:11,429 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-19 03:20:11,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:20:11,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:11,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:20:11,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:11,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 51 states and 64 transitions. [2023-11-19 03:20:11,560 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2023-11-19 03:20:11,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:20:11,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:11,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:11,760 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:11,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:11,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 54 states and 68 transitions. [2023-11-19 03:20:11,994 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-19 03:20:11,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:20:11,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:11,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:12,212 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:20:12,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:12,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 54 states and 67 transitions. [2023-11-19 03:20:12,548 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2023-11-19 03:20:12,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:20:12,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:12,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:12,807 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:13,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 57 states and 71 transitions. [2023-11-19 03:20:13,080 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2023-11-19 03:20:13,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:20:13,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:13,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:13,289 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:20:13,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:13,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 70 transitions. [2023-11-19 03:20:13,778 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2023-11-19 03:20:13,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:20:13,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:13,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,044 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:14,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 74 transitions. [2023-11-19 03:20:14,353 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2023-11-19 03:20:14,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:20:14,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:14,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:14,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:20:15,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 60 states and 73 transitions. [2023-11-19 03:20:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2023-11-19 03:20:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:20:15,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:15,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:15,574 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:15,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:15,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 77 transitions. [2023-11-19 03:20:15,919 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 77 transitions. [2023-11-19 03:20:15,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:20:15,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:15,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:20:16,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:16,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 63 states and 76 transitions. [2023-11-19 03:20:16,890 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2023-11-19 03:20:16,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:20:16,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:16,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:17,286 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:17,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:17,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 80 transitions. [2023-11-19 03:20:17,698 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions. [2023-11-19 03:20:17,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:20:17,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:17,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:20:18,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:18,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 66 states and 79 transitions. [2023-11-19 03:20:18,818 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 79 transitions. [2023-11-19 03:20:18,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:20:18,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:18,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:19,235 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:19,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:19,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 69 states and 83 transitions. [2023-11-19 03:20:19,719 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 83 transitions. [2023-11-19 03:20:19,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:20:19,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:19,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:20,111 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:20:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:20,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 82 transitions. [2023-11-19 03:20:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2023-11-19 03:20:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:20:20,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:20,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:23,022 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 137 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:31,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:31,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 66 states and 78 transitions. [2023-11-19 03:20:31,228 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 78 transitions. [2023-11-19 03:20:31,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:20:31,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:31,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:31,750 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:20:32,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 66 states and 77 transitions. [2023-11-19 03:20:32,568 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2023-11-19 03:20:32,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:20:32,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:32,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:33,326 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:20:34,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:34,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 66 states and 76 transitions. [2023-11-19 03:20:34,124 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2023-11-19 03:20:34,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:20:34,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:34,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:35,306 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:20:36,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:36,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 66 states and 75 transitions. [2023-11-19 03:20:36,151 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2023-11-19 03:20:36,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:20:36,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:36,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:36,621 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:37,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:37,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 71 states and 84 transitions. [2023-11-19 03:20:37,489 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2023-11-19 03:20:37,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:20:37,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:37,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:37,596 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:37,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:37,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 72 states and 85 transitions. [2023-11-19 03:20:37,617 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 85 transitions. [2023-11-19 03:20:37,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:20:37,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:37,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:38,018 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:39,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:39,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 78 states and 94 transitions. [2023-11-19 03:20:39,095 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 94 transitions. [2023-11-19 03:20:39,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:20:39,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:39,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:39,204 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:39,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 80 states and 96 transitions. [2023-11-19 03:20:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 96 transitions. [2023-11-19 03:20:39,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:20:39,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:39,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:39,757 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 03:20:39,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:39,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 79 states and 95 transitions. [2023-11-19 03:20:39,949 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 95 transitions. [2023-11-19 03:20:39,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:20:39,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:39,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:40,410 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:41,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 82 states and 98 transitions. [2023-11-19 03:20:41,239 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 98 transitions. [2023-11-19 03:20:41,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:20:41,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:41,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:41,695 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:20:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:41,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 74 states and 85 transitions. [2023-11-19 03:20:41,906 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 85 transitions. [2023-11-19 03:20:41,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:20:41,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:41,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:42,419 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:20:43,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:43,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 80 states and 94 transitions. [2023-11-19 03:20:43,282 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2023-11-19 03:20:43,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:20:43,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:43,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:43,550 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2023-11-19 03:20:43,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:43,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 82 states and 97 transitions. [2023-11-19 03:20:43,995 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2023-11-19 03:20:43,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:20:43,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:43,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:44,516 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:20:46,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:46,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 87 states and 102 transitions. [2023-11-19 03:20:46,013 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 102 transitions. [2023-11-19 03:20:46,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:20:46,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:46,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:46,569 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-19 03:20:47,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:47,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 93 states and 111 transitions. [2023-11-19 03:20:47,503 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2023-11-19 03:20:47,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:20:47,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:47,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:48,080 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-19 03:20:49,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:49,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 98 states and 116 transitions. [2023-11-19 03:20:49,435 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2023-11-19 03:20:49,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:20:49,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:49,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:50,051 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2023-11-19 03:20:51,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:51,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 104 states and 125 transitions. [2023-11-19 03:20:51,020 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 125 transitions. [2023-11-19 03:20:51,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:20:51,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:51,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:51,603 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2023-11-19 03:20:53,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:53,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 109 states and 130 transitions. [2023-11-19 03:20:53,163 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 130 transitions. [2023-11-19 03:20:53,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 03:20:53,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:53,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat