./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_1-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2 --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 c9ff936057be59b0f479a8c37fd17409fe797633e9a8a05703f5728379735d91 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:17,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:17,267 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:26:17,273 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:26:17,273 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:26:17,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:17,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:17,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:17,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:17,300 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:17,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:17,302 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:17,302 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:26:17,303 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:26:17,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:26:17,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:17,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:17,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:17,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:17,306 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:17,307 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:17,307 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:26:17,308 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:17,308 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:17,309 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:17,309 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:17,310 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:17,310 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:17,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:17,312 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:17,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:17,313 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:17,313 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:26:17,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:26:17,314 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:17,314 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_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ff936057be59b0f479a8c37fd17409fe797633e9a8a05703f5728379735d91 [2023-11-21 18:26:17,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:17,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:17,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:17,629 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:17,630 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:17,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/bitvector/soft_float_1-2a.c.cil.c [2023-11-21 18:26:20,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:20,944 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:20,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/sv-benchmarks/c/bitvector/soft_float_1-2a.c.cil.c [2023-11-21 18:26:20,965 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/data/e1caff56a/806d484293474d2abd340de571d94124/FLAG1309872ce [2023-11-21 18:26:20,983 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/data/e1caff56a/806d484293474d2abd340de571d94124 [2023-11-21 18:26:20,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:20,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:20,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:20,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:20,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:20,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:20" (1/1) ... [2023-11-21 18:26:20,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57d44acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:20, skipping insertion in model container [2023-11-21 18:26:20,996 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:20" (1/1) ... [2023-11-21 18:26:21,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:21,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:21,249 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:21,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:21,352 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:21,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21 WrapperNode [2023-11-21 18:26:21,353 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:21,368 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:21,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:21,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:21,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,387 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,433 INFO L138 Inliner]: procedures = 17, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 204 [2023-11-21 18:26:21,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:21,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:21,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:21,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:21,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,450 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,450 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,458 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:21,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:21,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:21,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:21,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:21,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:21,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:21,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:26:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-21 18:26:21,592 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-21 18:26:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:21,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:21,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:26:21,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:26:21,742 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:21,744 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:22,339 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:22,609 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:22,609 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:26:22,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:22 BoogieIcfgContainer [2023-11-21 18:26:22,612 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:22,613 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:22,613 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:22,624 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:22,625 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:22" (1/1) ... [2023-11-21 18:26:22,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:26:22,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 72 states and 93 transitions. [2023-11-21 18:26:22,695 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2023-11-21 18:26:22,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:26:22,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:22,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:22,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 72 states and 91 transitions. [2023-11-21 18:26:22,911 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 91 transitions. [2023-11-21 18:26:22,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:26:22,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 78 states and 102 transitions. [2023-11-21 18:26:23,058 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 102 transitions. [2023-11-21 18:26:23,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:26:23,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2023-11-21 18:26:23,153 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2023-11-21 18:26:23,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:26:23,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 84 states and 111 transitions. [2023-11-21 18:26:23,291 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 111 transitions. [2023-11-21 18:26:23,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:26:23,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2023-11-21 18:26:23,374 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2023-11-21 18:26:23,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:26:23,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 86 states and 113 transitions. [2023-11-21 18:26:23,470 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 113 transitions. [2023-11-21 18:26:23,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:26:23,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 87 states and 114 transitions. [2023-11-21 18:26:23,552 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 114 transitions. [2023-11-21 18:26:23,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:26:23,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 90 states and 120 transitions. [2023-11-21 18:26:23,705 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 120 transitions. [2023-11-21 18:26:23,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:26:23,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:23,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 89 states and 119 transitions. [2023-11-21 18:26:23,834 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 119 transitions. [2023-11-21 18:26:23,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:26:23,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:24,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:24,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2023-11-21 18:26:24,010 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2023-11-21 18:26:24,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:26:24,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:24,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:24,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:24,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:24,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 137 transitions. [2023-11-21 18:26:24,299 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 137 transitions. [2023-11-21 18:26:24,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:26:24,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:24,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:24,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 102 states and 140 transitions. [2023-11-21 18:26:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2023-11-21 18:26:24,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:26:24,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:24,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:24,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:24,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:24,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 109 states and 151 transitions. [2023-11-21 18:26:24,954 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 151 transitions. [2023-11-21 18:26:24,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:26:24,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:24,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:25,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:25,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 108 states and 150 transitions. [2023-11-21 18:26:25,186 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 150 transitions. [2023-11-21 18:26:25,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:26:25,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:25,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:25,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:25,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 113 states and 157 transitions. [2023-11-21 18:26:25,333 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 157 transitions. [2023-11-21 18:26:25,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:26:25,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:25,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:25,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:25,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:25,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 113 states and 156 transitions. [2023-11-21 18:26:25,381 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 156 transitions. [2023-11-21 18:26:25,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:26:25,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:25,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:25,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:25,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 114 states and 158 transitions. [2023-11-21 18:26:25,484 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 158 transitions. [2023-11-21 18:26:25,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:26:25,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:25,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,503 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:25,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:25,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 113 states and 157 transitions. [2023-11-21 18:26:25,514 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 157 transitions. [2023-11-21 18:26:25,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:26:25,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:25,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,567 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:26:25,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:25,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 98 states and 135 transitions. [2023-11-21 18:26:25,752 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 135 transitions. [2023-11-21 18:26:25,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:26:25,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:25,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:26:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 95 states and 129 transitions. [2023-11-21 18:26:26,103 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 129 transitions. [2023-11-21 18:26:26,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:26:26,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,189 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 94 states and 128 transitions. [2023-11-21 18:26:26,445 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2023-11-21 18:26:26,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:26:26,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,472 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:26,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 93 states and 127 transitions. [2023-11-21 18:26:26,499 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 127 transitions. [2023-11-21 18:26:26,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:26:26,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:26,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 92 states and 126 transitions. [2023-11-21 18:26:26,532 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 126 transitions. [2023-11-21 18:26:26,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:26:26,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,560 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 91 states and 125 transitions. [2023-11-21 18:26:26,570 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2023-11-21 18:26:26,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:26:26,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,599 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:26,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 124 transitions. [2023-11-21 18:26:26,610 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2023-11-21 18:26:26,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:26:26,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:27,180 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:26:27,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:27,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 94 states and 133 transitions. [2023-11-21 18:26:27,810 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 133 transitions. [2023-11-21 18:26:27,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:26:27,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:27,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:28,055 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:26:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:28,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 94 states and 133 transitions. [2023-11-21 18:26:28,069 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 133 transitions. [2023-11-21 18:26:28,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:26:28,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:28,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:28,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:28,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 93 states and 132 transitions. [2023-11-21 18:26:28,952 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2023-11-21 18:26:28,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:26:28,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:28,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:29,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:26:29,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:29,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 94 states and 134 transitions. [2023-11-21 18:26:29,568 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 134 transitions. [2023-11-21 18:26:29,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:26:29,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:29,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:29,827 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:26:29,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 94 states and 134 transitions. [2023-11-21 18:26:29,848 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 134 transitions. [2023-11-21 18:26:29,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:26:29,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:29,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:30,560 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:31,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 93 states and 133 transitions. [2023-11-21 18:26:31,246 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 133 transitions. [2023-11-21 18:26:31,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:26:31,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:31,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:31,377 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:32,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:32,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 92 states and 132 transitions. [2023-11-21 18:26:32,487 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 132 transitions. [2023-11-21 18:26:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:26:32,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:32,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:32,640 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:33,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 91 states and 131 transitions. [2023-11-21 18:26:33,815 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 131 transitions. [2023-11-21 18:26:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:26:33,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:33,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:33,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:33,891 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:26:33,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:33,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 94 states and 136 transitions. [2023-11-21 18:26:33,928 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 136 transitions. [2023-11-21 18:26:33,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:26:33,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:33,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,084 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:26:34,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 98 states and 141 transitions. [2023-11-21 18:26:34,125 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 141 transitions. [2023-11-21 18:26:34,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:26:34,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,252 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:26:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 94 states and 135 transitions. [2023-11-21 18:26:34,481 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 135 transitions. [2023-11-21 18:26:34,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:34,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:34,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 94 states and 135 transitions. [2023-11-21 18:26:34,794 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 135 transitions. [2023-11-21 18:26:34,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:34,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,098 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:35,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:35,328 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:35,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:35,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,611 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:35,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:35,658 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:35,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:35,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,898 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:35,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:35,916 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:35,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:35,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,205 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:36,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:36,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:36,226 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:36,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:36,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:36,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,528 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:36,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:36,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:36,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:36,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,798 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:36,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:36,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:36,815 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:36,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:36,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:36,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:37,177 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:37,201 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:37,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:37,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:37,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:37,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:37,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:37,495 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:37,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:37,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:37,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:37,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:37,831 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:37,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:37,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:37,855 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:37,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:37,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:37,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,150 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:38,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:38,168 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:38,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:38,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,463 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:38,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:38,481 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:38,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:38,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,795 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:38,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:38,812 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:38,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,077 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:39,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:39,095 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:39,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:39,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,338 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:39,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:39,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:39,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:39,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 137 transitions. [2023-11-21 18:26:39,614 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-21 18:26:39,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:39,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,933 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:26:41,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:41,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 90 states and 131 transitions. [2023-11-21 18:26:41,710 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2023-11-21 18:26:41,711 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:26:41,711 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 54 iterations. [2023-11-21 18:26:41,728 INFO L751 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2023-11-21 18:26:41,934 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:26:41,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:26:41,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:26:41,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:26:41,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:26:41,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:26:41,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:26:41,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:26:41 ImpRootNode [2023-11-21 18:26:41,941 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:26:41,942 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:26:41,942 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:26:41,942 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:26:41,943 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:22" (3/4) ... [2023-11-21 18:26:41,945 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:26:41,949 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure base2flt [2023-11-21 18:26:41,949 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 18:26:41,965 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2023-11-21 18:26:41,966 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-21 18:26:41,967 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 18:26:41,968 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:26:42,129 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:26:42,130 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:26:42,130 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:26:42,131 INFO L158 Benchmark]: Toolchain (without parser) took 21143.74ms. Allocated memory was 169.9MB in the beginning and 482.3MB in the end (delta: 312.5MB). Free memory was 138.9MB in the beginning and 409.6MB in the end (delta: -270.7MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2023-11-21 18:26:42,131 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:26:42,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.73ms. Allocated memory is still 169.9MB. Free memory was 138.7MB in the beginning and 124.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:26:42,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.17ms. Allocated memory is still 169.9MB. Free memory was 124.6MB in the beginning and 122.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:26:42,133 INFO L158 Benchmark]: Boogie Preprocessor took 37.19ms. Allocated memory is still 169.9MB. Free memory was 122.2MB in the beginning and 120.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:26:42,133 INFO L158 Benchmark]: RCFGBuilder took 1139.61ms. Allocated memory is still 169.9MB. Free memory was 120.3MB in the beginning and 123.8MB in the end (delta: -3.5MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2023-11-21 18:26:42,133 INFO L158 Benchmark]: CodeCheck took 19328.34ms. Allocated memory was 169.9MB in the beginning and 482.3MB in the end (delta: 312.5MB). Free memory was 123.8MB in the beginning and 417.0MB in the end (delta: -293.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-21 18:26:42,134 INFO L158 Benchmark]: Witness Printer took 188.39ms. Allocated memory is still 482.3MB. Free memory was 417.0MB in the beginning and 409.6MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 18:26:42,136 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 72 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 19.1s, OverallIterations: 54, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10050 SdHoareTripleChecker+Valid, 23.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6029 mSDsluCounter, 10787 SdHoareTripleChecker+Invalid, 19.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6988 mSDsCounter, 4087 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13826 IncrementalHoareTripleChecker+Invalid, 17913 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4087 mSolverCounterUnsat, 3799 mSDtfsCounter, 13826 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12732 GetRequests, 12453 SyntacticMatches, 101 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15232 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 8.8s InterpolantComputationTime, 1418 NumberOfCodeBlocks, 1418 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 1365 ConstructedInterpolants, 0 QuantifiedInterpolants, 2550 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 53 InterpolantComputations, 53 PerfectInterpolantSequences, 466/466 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 110]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 110]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 134]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 134]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 142]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 142]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.73ms. Allocated memory is still 169.9MB. Free memory was 138.7MB in the beginning and 124.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.17ms. Allocated memory is still 169.9MB. Free memory was 124.6MB in the beginning and 122.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.19ms. Allocated memory is still 169.9MB. Free memory was 122.2MB in the beginning and 120.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1139.61ms. Allocated memory is still 169.9MB. Free memory was 120.3MB in the beginning and 123.8MB in the end (delta: -3.5MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * CodeCheck took 19328.34ms. Allocated memory was 169.9MB in the beginning and 482.3MB in the end (delta: 312.5MB). Free memory was 123.8MB in the beginning and 417.0MB in the end (delta: -293.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Witness Printer took 188.39ms. Allocated memory is still 482.3MB. Free memory was 417.0MB in the beginning and 409.6MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:26:42,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87668671-ebdf-4d7d-a468-7156a653df69/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE