./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-acceleration/array_2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/array_2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC --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 866342b97e5be917007cb97e07a0644c7c9d2aa9b428c32cf026d727d672a191 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:55:02,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:55:02,154 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 19:55:02,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:55:02,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:55:02,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:55:02,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:55:02,194 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:55:02,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:55:02,196 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:55:02,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:55:02,198 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:55:02,199 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 19:55:02,200 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:55:02,200 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 19:55:02,201 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:55:02,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:55:02,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:55:02,204 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:55:02,204 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:55:02,205 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:55:02,206 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 19:55:02,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:55:02,207 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:55:02,208 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:55:02,209 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:55:02,209 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:55:02,210 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:55:02,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:55:02,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:55:02,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:55:02,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:55:02,213 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:55:02,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:55:02,215 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:55:02,215 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_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 866342b97e5be917007cb97e07a0644c7c9d2aa9b428c32cf026d727d672a191 [2023-11-23 19:55:02,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:55:02,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:55:02,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:55:02,563 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:55:02,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:55:02,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/loop-acceleration/array_2-2.i [2023-11-23 19:55:06,263 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:55:06,569 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:55:06,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/sv-benchmarks/c/loop-acceleration/array_2-2.i [2023-11-23 19:55:06,580 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/data/516909623/7cbdbb8664304c608b947707600c7482/FLAG61408da85 [2023-11-23 19:55:06,599 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/data/516909623/7cbdbb8664304c608b947707600c7482 [2023-11-23 19:55:06,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:55:06,604 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:55:06,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:55:06,606 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:55:06,613 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:55:06,614 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:06,615 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@435bd8c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06, skipping insertion in model container [2023-11-23 19:55:06,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:06,644 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:55:06,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:55:06,869 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:55:06,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:55:06,928 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:55:06,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06 WrapperNode [2023-11-23 19:55:06,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:55:06,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:55:06,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:55:06,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:55:06,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:06,952 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:06,976 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-11-23 19:55:06,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:55:06,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:55:06,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:55:06,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:55:06,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:06,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:06,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:06,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:07,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:07,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:07,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:07,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:07,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:55:07,010 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:55:07,011 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:55:07,011 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:55:07,012 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:06" (1/1) ... [2023-11-23 19:55:07,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:55:07,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:55:07,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:55:07,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423b099-1141-4555-b1d8-793c373d1f36/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:55:07,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:55:07,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 19:55:07,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 19:55:07,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 19:55:07,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:55:07,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:55:07,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 19:55:07,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 19:55:07,211 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:55:07,214 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:55:07,401 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:55:07,557 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:55:07,557 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 19:55:07,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:07 BoogieIcfgContainer [2023-11-23 19:55:07,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:55:07,561 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:55:07,561 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:55:07,572 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:55:07,572 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:07" (1/1) ... [2023-11-23 19:55:07,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:55:07,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:07,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2023-11-23 19:55:07,670 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2023-11-23 19:55:07,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 19:55:07,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:07,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:08,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:08,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:08,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-23 19:55:08,139 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-23 19:55:08,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 19:55:08,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:08,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:08,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:08,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:08,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-23 19:55:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-23 19:55:08,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 19:55:08,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:08,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:08,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:08,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-23 19:55:08,638 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-23 19:55:08,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:55:08,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:08,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:08,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:08,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 19:55:08,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:08,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-11-23 19:55:08,888 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-11-23 19:55:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:55:08,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:08,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:09,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:09,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:09,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-23 19:55:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-23 19:55:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 19:55:09,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:09,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:09,397 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:09,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:09,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 19:55:09,478 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 19:55:09,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 19:55:09,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:09,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:09,597 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:55:09,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:09,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-23 19:55:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-23 19:55:09,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 19:55:09,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:09,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:09,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:55:09,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:09,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-23 19:55:09,730 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-23 19:55:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:55:09,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:09,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:09,849 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:10,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-11-23 19:55:10,086 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-11-23 19:55:10,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:55:10,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:10,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:10,299 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:10,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:10,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-23 19:55:10,598 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-23 19:55:10,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:55:10,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:10,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:10,875 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:11,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2023-11-23 19:55:11,174 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2023-11-23 19:55:11,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 19:55:11,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:11,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:11,491 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:11,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:11,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2023-11-23 19:55:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-11-23 19:55:11,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 19:55:11,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:11,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:12,265 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:12,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:12,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2023-11-23 19:55:12,670 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2023-11-23 19:55:12,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 19:55:12,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:12,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:13,073 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:13,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:13,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2023-11-23 19:55:13,542 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2023-11-23 19:55:13,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 19:55:13,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:13,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:14,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:14,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2023-11-23 19:55:14,394 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2023-11-23 19:55:14,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 19:55:14,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:14,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:14,824 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:15,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:15,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2023-11-23 19:55:15,345 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2023-11-23 19:55:15,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 19:55:15,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:15,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:15,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:15,950 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:16,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2023-11-23 19:55:16,549 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2023-11-23 19:55:16,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 19:55:16,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:16,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:17,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:17,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2023-11-23 19:55:17,651 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2023-11-23 19:55:17,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 19:55:17,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:17,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:18,155 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:18,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2023-11-23 19:55:18,686 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2023-11-23 19:55:18,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 19:55:18,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:18,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:19,396 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:20,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:20,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2023-11-23 19:55:20,068 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2023-11-23 19:55:20,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 19:55:20,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:20,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:20,776 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:21,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:21,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2023-11-23 19:55:21,467 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2023-11-23 19:55:21,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 19:55:21,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:21,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:22,187 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:22,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:22,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-11-23 19:55:22,760 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-11-23 19:55:22,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 19:55:22,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:22,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:23,520 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:24,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:24,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 62 states and 64 transitions. [2023-11-23 19:55:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 64 transitions. [2023-11-23 19:55:24,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 19:55:24,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:24,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:25,155 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:25,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:25,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 65 states and 67 transitions. [2023-11-23 19:55:25,948 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2023-11-23 19:55:25,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 19:55:25,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:25,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:26,875 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:27,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:27,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 68 states and 70 transitions. [2023-11-23 19:55:27,690 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 70 transitions. [2023-11-23 19:55:27,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 19:55:27,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:27,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:28,704 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:29,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-23 19:55:29,575 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-23 19:55:29,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 19:55:29,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:29,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:30,640 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2023-11-23 19:55:31,553 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2023-11-23 19:55:31,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 19:55:31,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:31,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:32,608 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:33,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:33,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 77 states and 79 transitions. [2023-11-23 19:55:33,553 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 79 transitions. [2023-11-23 19:55:33,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 19:55:33,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:33,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:34,604 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:35,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:35,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 80 states and 82 transitions. [2023-11-23 19:55:35,703 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 82 transitions. [2023-11-23 19:55:35,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 19:55:35,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:35,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,783 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:37,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 83 states and 85 transitions. [2023-11-23 19:55:37,697 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 85 transitions. [2023-11-23 19:55:37,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 19:55:37,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:38,722 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 86 states and 88 transitions. [2023-11-23 19:55:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 88 transitions. [2023-11-23 19:55:39,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 19:55:39,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:39,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:42,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:42,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 89 states and 91 transitions. [2023-11-23 19:55:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 91 transitions. [2023-11-23 19:55:42,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 19:55:42,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:42,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:43,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:55:44,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:44,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 92 states and 94 transitions. [2023-11-23 19:55:44,507 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 94 transitions. [2023-11-23 19:55:44,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-23 19:55:44,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:44,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:45,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.