./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/hh2012-ex1b.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/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_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/hh2012-ex1b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/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_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/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 7ce79fe11836d82ec064e02fff135ad9866417774e7d276b3384b4d4dde863b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:29:38,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:29:38,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:29:38,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:29:38,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:29:38,368 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:29:38,370 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:29:38,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:29:38,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:29:38,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:29:38,378 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:29:38,378 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:29:38,379 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:29:38,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:29:38,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:29:38,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:29:38,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:29:38,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:29:38,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:29:38,383 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:29:38,383 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:29:38,384 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:29:38,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:29:38,385 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:29:38,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:29:38,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:29:38,387 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:29:38,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:29:38,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:38,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:29:38,389 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:29:38,390 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:29:38,390 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:29:38,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:29:38,390 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:29:38,391 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_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ce79fe11836d82ec064e02fff135ad9866417774e7d276b3384b4d4dde863b5 [2023-11-21 18:29:38,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:29:38,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:29:38,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:29:38,733 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:29:38,734 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:29:38,736 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-lit/hh2012-ex1b.i [2023-11-21 18:29:41,827 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:29:42,095 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:29:42,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/sv-benchmarks/c/loop-lit/hh2012-ex1b.i [2023-11-21 18:29:42,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2/data/9cde2ecdd/b813ec208c2948f69258f61992c2e8a6/FLAGe774c59f1 [2023-11-21 18:29:42,121 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2/data/9cde2ecdd/b813ec208c2948f69258f61992c2e8a6 [2023-11-21 18:29:42,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:29:42,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:29:42,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:42,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:29:42,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:29:42,146 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8b3526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42, skipping insertion in model container [2023-11-21 18:29:42,148 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,176 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:29:42,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:42,389 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:29:42,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:42,420 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:29:42,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42 WrapperNode [2023-11-21 18:29:42,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:42,422 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:42,422 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:29:42,423 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:29:42,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,456 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2023-11-21 18:29:42,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:42,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:29:42,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:29:42,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:29:42,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,468 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,479 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:29:42,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:29:42,481 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:29:42,481 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:29:42,482 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:42,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:29:42,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:29:42,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf2fd3bc-73cb-43f1-9cf4-404158e9ffff/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:29:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:29:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:29:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:29:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:29:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:29:42,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:29:42,632 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:29:42,635 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:29:42,771 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:29:42,811 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:29:42,812 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:29:42,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:42 BoogieIcfgContainer [2023-11-21 18:29:42,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:29:42,815 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:29:42,815 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:29:42,827 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:29:42,827 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:42" (1/1) ... [2023-11-21 18:29:42,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:29:42,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:42,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-21 18:29:42,899 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-21 18:29:42,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:29:42,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:42,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:43,119 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 18:29:43,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2023-11-21 18:29:43,181 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-11-21 18:29:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:29:43,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:43,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:43,230 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 18:29:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-21 18:29:43,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-21 18:29:43,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:29:43,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:43,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:43,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:43,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:43,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2023-11-21 18:29:43,533 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2023-11-21 18:29:43,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:29:43,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:43,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:43,590 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:29:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-21 18:29:43,693 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-21 18:29:43,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:29:43,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:43,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:43,774 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:29:43,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:43,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2023-11-21 18:29:43,845 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2023-11-21 18:29:43,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:29:43,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:43,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:43,992 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:29:44,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 29 transitions. [2023-11-21 18:29:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-21 18:29:44,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:29:44,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:44,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:44,236 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 18:29:44,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:44,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 47 transitions. [2023-11-21 18:29:44,897 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-21 18:29:44,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:29:44,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:44,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:44,986 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 18:29:45,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:45,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 48 transitions. [2023-11-21 18:29:45,015 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2023-11-21 18:29:45,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:29:45,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:45,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:29:45,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:45,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 53 transitions. [2023-11-21 18:29:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2023-11-21 18:29:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:29:45,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:45,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 31 proven. 15 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-21 18:29:46,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:46,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 46 states and 58 transitions. [2023-11-21 18:29:46,279 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-21 18:29:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:29:46,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:46,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:46,526 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 40 proven. 28 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-21 18:29:47,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 63 transitions. [2023-11-21 18:29:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2023-11-21 18:29:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:29:47,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:47,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 49 proven. 45 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:29:47,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:47,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 68 transitions. [2023-11-21 18:29:47,871 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-21 18:29:47,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:29:47,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:47,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:48,150 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 58 proven. 66 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-21 18:29:48,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 73 transitions. [2023-11-21 18:29:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2023-11-21 18:29:48,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:29:48,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:48,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:48,983 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 67 proven. 91 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2023-11-21 18:29:49,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:49,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 78 transitions. [2023-11-21 18:29:49,562 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2023-11-21 18:29:49,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:29:49,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:49,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 76 proven. 120 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-21 18:29:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:50,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 83 transitions. [2023-11-21 18:29:50,630 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2023-11-21 18:29:50,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:29:50,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:50,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 85 proven. 153 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2023-11-21 18:29:51,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:51,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 88 transitions. [2023-11-21 18:29:51,719 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2023-11-21 18:29:51,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:29:51,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:51,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:52,195 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 94 proven. 190 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2023-11-21 18:29:52,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:52,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 74 states and 93 transitions. [2023-11-21 18:29:52,965 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2023-11-21 18:29:52,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-21 18:29:52,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:52,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:53,498 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 103 proven. 231 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-11-21 18:29:54,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:54,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 98 transitions. [2023-11-21 18:29:54,247 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2023-11-21 18:29:54,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-21 18:29:54,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:54,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:54,820 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 112 proven. 276 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2023-11-21 18:29:55,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:55,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 82 states and 103 transitions. [2023-11-21 18:29:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 103 transitions. [2023-11-21 18:29:55,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-21 18:29:55,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:55,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 121 proven. 325 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2023-11-21 18:29:57,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:57,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 108 transitions. [2023-11-21 18:29:57,225 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 108 transitions. [2023-11-21 18:29:57,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-21 18:29:57,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:57,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:57,919 INFO L134 CoverageAnalysis]: Checked inductivity of 859 backedges. 130 proven. 378 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2023-11-21 18:29:58,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:58,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 90 states and 113 transitions. [2023-11-21 18:29:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 113 transitions. [2023-11-21 18:29:58,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-21 18:29:58,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:58,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 963 backedges. 139 proven. 435 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2023-11-21 18:30:00,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:00,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 94 states and 118 transitions. [2023-11-21 18:30:00,407 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 118 transitions. [2023-11-21 18:30:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-21 18:30:00,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:00,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:01,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 148 proven. 496 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-21 18:30:02,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:02,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 98 states and 123 transitions. [2023-11-21 18:30:02,014 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2023-11-21 18:30:02,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-21 18:30:02,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:02,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1189 backedges. 157 proven. 561 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2023-11-21 18:30:03,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:03,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 102 states and 128 transitions. [2023-11-21 18:30:03,721 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 128 transitions. [2023-11-21 18:30:03,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-21 18:30:03,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:03,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:03,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:04,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 166 proven. 630 refuted. 0 times theorem prover too weak. 515 trivial. 0 not checked. [2023-11-21 18:30:05,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:05,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 106 states and 133 transitions. [2023-11-21 18:30:05,686 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 133 transitions. [2023-11-21 18:30:05,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-21 18:30:05,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:05,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:06,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1439 backedges. 175 proven. 703 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-21 18:30:07,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:07,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 110 states and 138 transitions. [2023-11-21 18:30:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 138 transitions. [2023-11-21 18:30:07,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-21 18:30:07,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:07,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:08,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 184 proven. 780 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2023-11-21 18:30:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:09,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 114 states and 143 transitions. [2023-11-21 18:30:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 143 transitions. [2023-11-21 18:30:09,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-21 18:30:09,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:10,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1713 backedges. 193 proven. 861 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2023-11-21 18:30:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:11,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 148 transitions. [2023-11-21 18:30:11,875 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 148 transitions. [2023-11-21 18:30:11,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-21 18:30:11,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:11,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:12,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1859 backedges. 202 proven. 946 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2023-11-21 18:30:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 122 states and 153 transitions. [2023-11-21 18:30:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2023-11-21 18:30:14,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-21 18:30:14,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:14,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 211 proven. 1035 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2023-11-21 18:30:16,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:16,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 126 states and 158 transitions. [2023-11-21 18:30:16,397 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2023-11-21 18:30:16,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-21 18:30:16,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:16,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:17,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2169 backedges. 220 proven. 1128 refuted. 0 times theorem prover too weak. 821 trivial. 0 not checked. [2023-11-21 18:30:18,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 130 states and 163 transitions. [2023-11-21 18:30:18,781 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 163 transitions. [2023-11-21 18:30:18,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-21 18:30:18,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2333 backedges. 229 proven. 1225 refuted. 0 times theorem prover too weak. 879 trivial. 0 not checked. [2023-11-21 18:30:21,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:21,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 134 states and 168 transitions. [2023-11-21 18:30:21,361 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 168 transitions. [2023-11-21 18:30:21,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-21 18:30:21,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:21,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:22,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2503 backedges. 238 proven. 1326 refuted. 0 times theorem prover too weak. 939 trivial. 0 not checked. [2023-11-21 18:30:23,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 138 states and 173 transitions. [2023-11-21 18:30:23,888 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 173 transitions. [2023-11-21 18:30:23,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-21 18:30:23,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:23,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:25,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2679 backedges. 247 proven. 1431 refuted. 0 times theorem prover too weak. 1001 trivial. 0 not checked. [2023-11-21 18:30:26,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:26,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 142 states and 178 transitions. [2023-11-21 18:30:26,582 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 178 transitions. [2023-11-21 18:30:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-21 18:30:26,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:26,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat