./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9 --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 74ee724e3f951f784979d99a99eb9387abbe4e82f01cf4b5e019c1ec7f3be827 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:54:42,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:54:42,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:54:42,851 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:54:42,852 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:54:42,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:54:42,873 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:54:42,874 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:54:42,874 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:54:42,875 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:54:42,876 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:54:42,876 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:54:42,877 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:54:42,877 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:54:42,878 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:54:42,878 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:54:42,879 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:54:42,879 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:54:42,880 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:54:42,880 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:54:42,881 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:54:42,881 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:54:42,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:54:42,882 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:54:42,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:54:42,883 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:54:42,884 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:54:42,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:54:42,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:54:42,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:54:42,886 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:54:42,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:54:42,886 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:54:42,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:54:42,887 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:54:42,887 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_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74ee724e3f951f784979d99a99eb9387abbe4e82f01cf4b5e019c1ec7f3be827 [2023-12-02 23:54:43,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:54:43,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:54:43,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:54:43,105 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:54:43,106 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:54:43,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c [2023-12-02 23:54:46,098 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:54:46,276 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:54:46,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c [2023-12-02 23:54:46,285 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/data/ae1ca5d83/0d9f2c7299d447cba4a102fb904a2a30/FLAGba00fa94d [2023-12-02 23:54:46,300 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/data/ae1ca5d83/0d9f2c7299d447cba4a102fb904a2a30 [2023-12-02 23:54:46,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:54:46,305 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:54:46,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:54:46,307 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:54:46,312 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:54:46,313 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538ae1d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46, skipping insertion in model container [2023-12-02 23:54:46,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,338 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:54:46,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:54:46,522 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:54:46,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:54:46,558 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:54:46,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46 WrapperNode [2023-12-02 23:54:46,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:54:46,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:54:46,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:54:46,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:54:46,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,598 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-12-02 23:54:46,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:54:46,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:54:46,600 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:54:46,600 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:54:46,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,613 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,613 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:54:46,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:54:46,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:54:46,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:54:46,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:54:46" (1/1) ... [2023-12-02 23:54:46,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:54:46,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:54:46,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:54:46,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:54:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:54:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:54:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:54:46,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:54:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:54:46,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:54:46,756 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:54:46,758 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:54:47,153 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:54:47,181 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:54:47,182 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:54:47,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:54:47 BoogieIcfgContainer [2023-12-02 23:54:47,183 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:54:47,184 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:54:47,184 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:54:47,193 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:54:47,193 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:54:47" (1/1) ... [2023-12-02 23:54:47,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:54:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 118 states and 125 transitions. [2023-12-02 23:54:47,267 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 125 transitions. [2023-12-02 23:54:47,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 23:54:47,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:47,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:47,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:47,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:47,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2023-12-02 23:54:47,424 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2023-12-02 23:54:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 23:54:47,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:47,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:47,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:47,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:47,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2023-12-02 23:54:47,553 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-12-02 23:54:47,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:54:47,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:47,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:47,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:47,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2023-12-02 23:54:47,620 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2023-12-02 23:54:47,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:54:47,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:47,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:47,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:47,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:47,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 126 states and 136 transitions. [2023-12-02 23:54:47,807 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 136 transitions. [2023-12-02 23:54:47,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:54:47,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:47,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:47,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:47,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:47,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions. [2023-12-02 23:54:47,884 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2023-12-02 23:54:47,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:54:47,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:47,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:47,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:47,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions. [2023-12-02 23:54:47,928 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2023-12-02 23:54:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:54:47,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:47,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:47,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:47,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 129 states and 139 transitions. [2023-12-02 23:54:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 139 transitions. [2023-12-02 23:54:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:54:47,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:47,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 130 states and 140 transitions. [2023-12-02 23:54:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2023-12-02 23:54:48,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:54:48,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:48,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 132 states and 143 transitions. [2023-12-02 23:54:48,085 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 143 transitions. [2023-12-02 23:54:48,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:54:48,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:48,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 133 states and 144 transitions. [2023-12-02 23:54:48,133 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 144 transitions. [2023-12-02 23:54:48,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:54:48,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:48,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 134 states and 145 transitions. [2023-12-02 23:54:48,197 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2023-12-02 23:54:48,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:54:48,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:48,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2023-12-02 23:54:48,238 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-12-02 23:54:48,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:54:48,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:48,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 134 states and 145 transitions. [2023-12-02 23:54:48,258 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2023-12-02 23:54:48,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:54:48,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:54:48,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:48,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 136 states and 147 transitions. [2023-12-02 23:54:48,365 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 147 transitions. [2023-12-02 23:54:48,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:54:48,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:54:48,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:48,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:48,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2023-12-02 23:54:48,402 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-12-02 23:54:48,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:54:48,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:54:48,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:48,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:48,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 153 states and 169 transitions. [2023-12-02 23:54:48,825 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 169 transitions. [2023-12-02 23:54:48,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:54:48,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:48,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:49,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:49,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 172 states and 194 transitions. [2023-12-02 23:54:49,441 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 194 transitions. [2023-12-02 23:54:49,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:54:49,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:49,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:49,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:49,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:49,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:50,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:50,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 192 states and 220 transitions. [2023-12-02 23:54:50,265 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 220 transitions. [2023-12-02 23:54:50,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:54:50,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:50,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:50,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:54:50,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:50,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:50,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:50,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 195 states and 225 transitions. [2023-12-02 23:54:50,702 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 225 transitions. [2023-12-02 23:54:50,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:54:50,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:50,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:50,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:54:50,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:51,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:51,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 198 states and 229 transitions. [2023-12-02 23:54:51,279 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 229 transitions. [2023-12-02 23:54:51,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:54:51,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:51,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:51,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:51,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:51,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:51,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:51,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 200 states and 233 transitions. [2023-12-02 23:54:51,591 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 233 transitions. [2023-12-02 23:54:51,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:54:51,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:51,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:51,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:51,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:51,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:51,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:51,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:51,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 206 states and 241 transitions. [2023-12-02 23:54:51,996 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 241 transitions. [2023-12-02 23:54:51,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:54:51,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:51,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:52,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:54:52,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:52,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:52,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 208 states and 244 transitions. [2023-12-02 23:54:52,558 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 244 transitions. [2023-12-02 23:54:52,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:54:52,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:52,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:52,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:54:52,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:52,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:53,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:53,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 212 states and 249 transitions. [2023-12-02 23:54:53,138 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 249 transitions. [2023-12-02 23:54:53,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:54:53,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:53,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:53,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:53,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:53,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:53,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:53,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 213 states and 251 transitions. [2023-12-02 23:54:53,489 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 251 transitions. [2023-12-02 23:54:53,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:54:53,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:53,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:53,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:54:53,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:53,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:54:53,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:53,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 215 states and 254 transitions. [2023-12-02 23:54:53,801 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 254 transitions. [2023-12-02 23:54:53,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 23:54:53,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:53,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:53,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:53,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:53,895 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:54:54,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:54,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 225 states and 270 transitions. [2023-12-02 23:54:54,645 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 270 transitions. [2023-12-02 23:54:54,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 23:54:54,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:54,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:54,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:54,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:54,735 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:54:54,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:54,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 226 states and 271 transitions. [2023-12-02 23:54:54,803 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 271 transitions. [2023-12-02 23:54:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:54:54,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:54,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:54,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:54,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:54,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:54:55,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:55,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 237 states and 288 transitions. [2023-12-02 23:54:55,780 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 288 transitions. [2023-12-02 23:54:55,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:54:55,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:55,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:55,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:55,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:55,853 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:54:55,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:55,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 239 states and 290 transitions. [2023-12-02 23:54:55,997 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 290 transitions. [2023-12-02 23:54:55,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:54:55,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:55,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:56,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:56,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:56,063 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:54:56,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:56,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 238 states and 289 transitions. [2023-12-02 23:54:56,107 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 289 transitions. [2023-12-02 23:54:56,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:54:56,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:56,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:56,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:56,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:56,194 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:54:56,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:56,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 243 states and 299 transitions. [2023-12-02 23:54:56,774 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 299 transitions. [2023-12-02 23:54:56,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 23:54:56,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:56,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:56,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:56,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:56,824 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:54:56,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:56,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 242 states and 298 transitions. [2023-12-02 23:54:56,862 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 298 transitions. [2023-12-02 23:54:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 23:54:56,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:56,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:56,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:54:56,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:54:57,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:57,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 248 states and 309 transitions. [2023-12-02 23:54:57,493 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 309 transitions. [2023-12-02 23:54:57,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:54:57,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:57,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:57,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:54:57,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:57,708 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:54:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:59,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 258 states and 326 transitions. [2023-12-02 23:54:59,040 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2023-12-02 23:54:59,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:54:59,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:59,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:59,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:54:59,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:59,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:55:00,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:00,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 273 states and 349 transitions. [2023-12-02 23:55:00,454 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 349 transitions. [2023-12-02 23:55:00,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:55:00,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:00,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:00,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:00,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:00,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:55:00,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 272 states and 348 transitions. [2023-12-02 23:55:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 348 transitions. [2023-12-02 23:55:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:55:00,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:00,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:00,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:00,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:00,664 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:55:00,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 271 states and 347 transitions. [2023-12-02 23:55:00,708 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 347 transitions. [2023-12-02 23:55:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:55:00,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:00,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:00,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:55:00,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:00,911 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:55:02,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:02,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 307 states and 424 transitions. [2023-12-02 23:55:02,557 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 424 transitions. [2023-12-02 23:55:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:55:02,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:02,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:02,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:02,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:02,614 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:55:02,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:02,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 306 states and 423 transitions. [2023-12-02 23:55:02,664 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 423 transitions. [2023-12-02 23:55:02,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:55:02,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:02,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:02,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:55:02,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:02,868 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:55:05,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 343 states and 502 transitions. [2023-12-02 23:55:05,061 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 502 transitions. [2023-12-02 23:55:05,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:55:05,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:05,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:05,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:05,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:05,108 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:55:05,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:05,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 342 states and 501 transitions. [2023-12-02 23:55:05,152 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 501 transitions. [2023-12-02 23:55:05,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:55:05,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:05,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:05,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:55:05,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:05,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:55:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:05,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 341 states and 500 transitions. [2023-12-02 23:55:05,205 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 500 transitions. [2023-12-02 23:55:05,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:55:05,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:05,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:05,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:55:05,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:55:07,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:07,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 367 states and 536 transitions. [2023-12-02 23:55:07,133 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 536 transitions. [2023-12-02 23:55:07,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:55:07,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:07,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:07,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:55:07,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:07,194 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:55:07,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:07,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 370 states and 540 transitions. [2023-12-02 23:55:07,913 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 540 transitions. [2023-12-02 23:55:07,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 23:55:07,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:07,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:07,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:07,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:55:09,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 381 states and 564 transitions. [2023-12-02 23:55:09,304 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 564 transitions. [2023-12-02 23:55:09,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:55:09,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:09,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:09,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:55:09,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:09,472 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:55:11,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:11,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 408 states and 600 transitions. [2023-12-02 23:55:11,877 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 600 transitions. [2023-12-02 23:55:11,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:55:11,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:11,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:11,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:11,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:55:11,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:11,999 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:55:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:13,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 411 states and 604 transitions. [2023-12-02 23:55:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 604 transitions. [2023-12-02 23:55:13,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 23:55:13,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:13,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:13,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:13,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:13,056 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 23:55:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 410 states and 603 transitions. [2023-12-02 23:55:13,394 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 603 transitions. [2023-12-02 23:55:13,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 23:55:13,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:13,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:13,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:13,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:13,429 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:55:13,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:13,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 409 states and 602 transitions. [2023-12-02 23:55:13,757 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 602 transitions. [2023-12-02 23:55:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 23:55:13,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:13,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:13,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:55:13,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:13,781 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:13,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:13,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 408 states and 601 transitions. [2023-12-02 23:55:13,797 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 601 transitions. [2023-12-02 23:55:13,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:55:13,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:13,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:13,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:13,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:13,942 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:14,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:14,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 422 states and 630 transitions. [2023-12-02 23:55:14,581 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 630 transitions. [2023-12-02 23:55:14,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:55:14,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:14,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:14,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:14,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:14,715 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:15,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:15,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 437 states and 659 transitions. [2023-12-02 23:55:15,620 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 659 transitions. [2023-12-02 23:55:15,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:55:15,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:15,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:15,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:15,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:15,655 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-02 23:55:15,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:15,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 436 states and 658 transitions. [2023-12-02 23:55:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 658 transitions. [2023-12-02 23:55:15,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:55:15,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:15,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:15,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:15,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:15,855 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:16,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 452 states and 689 transitions. [2023-12-02 23:55:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 689 transitions. [2023-12-02 23:55:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:55:16,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:16,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:16,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:16,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:17,000 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 23:55:17,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:17,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 451 states and 688 transitions. [2023-12-02 23:55:17,047 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 688 transitions. [2023-12-02 23:55:17,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:55:17,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:17,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:17,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:17,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:17,256 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:17,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:17,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 450 states and 687 transitions. [2023-12-02 23:55:17,416 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 687 transitions. [2023-12-02 23:55:17,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:55:17,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:17,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:17,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:17,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:17,443 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 23:55:17,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:17,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 449 states and 686 transitions. [2023-12-02 23:55:17,797 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 686 transitions. [2023-12-02 23:55:17,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 23:55:17,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:17,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:17,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:17,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:17,967 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:19,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:19,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 467 states and 718 transitions. [2023-12-02 23:55:19,809 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 718 transitions. [2023-12-02 23:55:19,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:55:19,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:19,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:19,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:19,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:19,836 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-12-02 23:55:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:20,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 466 states and 717 transitions. [2023-12-02 23:55:20,190 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 717 transitions. [2023-12-02 23:55:20,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:55:20,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:20,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:20,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:20,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:20,243 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:21,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:21,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 465 states and 716 transitions. [2023-12-02 23:55:21,029 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 716 transitions. [2023-12-02 23:55:21,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:55:21,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:21,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:21,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:21,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:21,080 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:21,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 464 states and 715 transitions. [2023-12-02 23:55:21,893 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 715 transitions. [2023-12-02 23:55:21,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:55:21,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:21,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:21,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:55:21,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:23,218 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:55:24,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:24,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 474 states and 735 transitions. [2023-12-02 23:55:24,347 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 735 transitions. [2023-12-02 23:55:24,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:55:24,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:24,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:24,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:24,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:26,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:26,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 473 states and 734 transitions. [2023-12-02 23:55:26,113 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 734 transitions. [2023-12-02 23:55:26,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:55:26,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:26,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:26,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:26,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:26,316 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:30,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:30,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 495 states and 771 transitions. [2023-12-02 23:55:30,781 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 771 transitions. [2023-12-02 23:55:30,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:55:30,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:30,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:30,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:30,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:30,961 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:31,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:31,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 494 states and 770 transitions. [2023-12-02 23:55:31,389 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 770 transitions. [2023-12-02 23:55:31,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 23:55:31,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:31,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:31,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:31,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:31,626 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:37,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:37,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 518 states and 809 transitions. [2023-12-02 23:55:37,496 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 809 transitions. [2023-12-02 23:55:37,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 23:55:37,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:37,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:37,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:55:37,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:37,687 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:39,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:39,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 537 states and 854 transitions. [2023-12-02 23:55:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 854 transitions. [2023-12-02 23:55:39,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 23:55:39,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:39,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:39,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:55:39,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:40,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 540 states and 857 transitions. [2023-12-02 23:55:40,425 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 857 transitions. [2023-12-02 23:55:40,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 23:55:40,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:40,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:40,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:55:40,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:40,676 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:42,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 559 states and 893 transitions. [2023-12-02 23:55:42,878 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 893 transitions. [2023-12-02 23:55:42,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 23:55:42,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:42,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:42,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:55:42,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:43,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:43,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 562 states and 895 transitions. [2023-12-02 23:55:43,753 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 895 transitions. [2023-12-02 23:55:43,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 23:55:43,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:43,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:43,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:55:43,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:44,006 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:46,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 582 states and 933 transitions. [2023-12-02 23:55:46,249 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 933 transitions. [2023-12-02 23:55:46,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 23:55:46,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:46,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:46,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:55:46,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:46,394 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:47,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:47,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 585 states and 935 transitions. [2023-12-02 23:55:47,298 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 935 transitions. [2023-12-02 23:55:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 23:55:47,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:47,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:47,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:55:47,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:47,536 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:48,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:48,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 588 states and 947 transitions. [2023-12-02 23:55:48,445 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 947 transitions. [2023-12-02 23:55:48,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:55:48,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:48,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:48,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:55:48,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:48,909 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:50,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:50,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 591 states and 951 transitions. [2023-12-02 23:55:50,265 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 951 transitions. [2023-12-02 23:55:50,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:55:50,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:50,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:50,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:55:50,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:51,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 595 states and 960 transitions. [2023-12-02 23:55:51,519 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 960 transitions. [2023-12-02 23:55:51,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:55:51,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:51,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:51,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:55:51,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:53,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:53,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 598 states and 967 transitions. [2023-12-02 23:55:53,486 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 967 transitions. [2023-12-02 23:55:53,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:55:53,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:53,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:53,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:55:53,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:53,715 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:55,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 603 states and 975 transitions. [2023-12-02 23:55:55,652 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 975 transitions. [2023-12-02 23:55:55,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:55:55,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:55,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:55,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:55,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-02 23:55:56,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:56,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 603 states and 974 transitions. [2023-12-02 23:55:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 974 transitions. [2023-12-02 23:55:56,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 23:55:56,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:56,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:56,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:55:56,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:56,548 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:55:57,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:57,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 605 states and 979 transitions. [2023-12-02 23:55:57,101 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 979 transitions. [2023-12-02 23:55:57,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 23:55:57,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:57,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:57,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:57,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:57,161 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-12-02 23:55:59,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:59,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 612 states and 989 transitions. [2023-12-02 23:55:59,699 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 989 transitions. [2023-12-02 23:55:59,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 23:55:59,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:59,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:59,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:55:59,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:59,762 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-02 23:56:02,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:02,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 619 states and 999 transitions. [2023-12-02 23:56:02,211 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 999 transitions. [2023-12-02 23:56:02,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:56:02,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:02,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:02,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:02,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:56:02,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:02,804 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 23:56:08,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:08,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 634 states and 1038 transitions. [2023-12-02 23:56:08,145 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1038 transitions. [2023-12-02 23:56:08,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:56:08,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:08,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:08,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:56:08,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:08,962 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:56:17,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:17,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 704 states and 1211 transitions. [2023-12-02 23:56:17,754 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1211 transitions. [2023-12-02 23:56:17,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:56:17,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:17,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:17,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:17,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:56:17,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:18,596 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:56:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 774 states and 1378 transitions. [2023-12-02 23:56:26,577 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1378 transitions. [2023-12-02 23:56:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 23:56:26,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:26,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:26,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:56:26,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 23:56:30,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:30,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 795 states and 1407 transitions. [2023-12-02 23:56:30,512 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1407 transitions. [2023-12-02 23:56:30,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 23:56:30,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:30,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:30,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:56:30,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:30,587 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-12-02 23:56:32,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:32,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 797 states and 1412 transitions. [2023-12-02 23:56:32,198 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1412 transitions. [2023-12-02 23:56:32,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 23:56:32,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:32,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:32,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:56:32,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:32,543 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 23:56:38,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:38,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 824 states and 1460 transitions. [2023-12-02 23:56:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1460 transitions. [2023-12-02 23:56:38,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 23:56:38,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:38,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:38,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:56:38,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:43,884 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 23:56:45,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:45,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 833 states and 1488 transitions. [2023-12-02 23:56:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1488 transitions. [2023-12-02 23:56:45,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 23:56:45,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:45,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:45,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:56:45,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:45,911 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:56:51,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 859 states and 1554 transitions. [2023-12-02 23:56:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1554 transitions. [2023-12-02 23:56:51,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 23:56:51,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:51,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:51,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:56:51,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 36 proven. 38 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:56:57,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:57,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 885 states and 1609 transitions. [2023-12-02 23:56:57,233 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1609 transitions. [2023-12-02 23:56:57,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-02 23:56:57,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:57,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:57,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:56:57,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:57,604 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:57:01,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:01,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 905 states and 1659 transitions. [2023-12-02 23:57:01,013 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1659 transitions. [2023-12-02 23:57:01,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-02 23:57:01,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:01,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:01,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:57:01,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:57:02,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:02,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 908 states and 1677 transitions. [2023-12-02 23:57:02,651 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1677 transitions. [2023-12-02 23:57:02,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 23:57:02,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:02,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:02,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:57:02,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:03,399 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:57:04,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:04,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 910 states and 1679 transitions. [2023-12-02 23:57:04,493 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1679 transitions. [2023-12-02 23:57:04,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 23:57:04,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:04,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:04,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:57:04,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:57:05,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:05,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 911 states and 1681 transitions. [2023-12-02 23:57:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1681 transitions. [2023-12-02 23:57:05,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 23:57:05,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:05,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:05,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:57:05,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:06,201 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:57:07,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 915 states and 1695 transitions. [2023-12-02 23:57:07,770 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1695 transitions. [2023-12-02 23:57:07,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 23:57:07,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:57:07,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:08,285 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:57:10,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:10,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 918 states and 1707 transitions. [2023-12-02 23:57:10,219 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1707 transitions. [2023-12-02 23:57:10,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 23:57:10,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:10,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:10,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:57:10,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:10,547 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:57:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:11,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 921 states and 1712 transitions. [2023-12-02 23:57:11,990 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1712 transitions. [2023-12-02 23:57:11,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 23:57:11,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:11,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:12,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:57:12,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:12,066 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-12-02 23:57:13,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:13,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 924 states and 1715 transitions. [2023-12-02 23:57:13,541 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1715 transitions. [2023-12-02 23:57:13,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-02 23:57:13,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:13,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:13,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:57:13,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:13,612 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 23:57:14,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:14,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 927 states and 1718 transitions. [2023-12-02 23:57:14,915 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1718 transitions. [2023-12-02 23:57:14,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 23:57:14,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:14,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:14,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:57:14,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:15,660 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:57:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:23,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 942 states and 1765 transitions. [2023-12-02 23:57:23,997 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1765 transitions. [2023-12-02 23:57:23,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 23:57:23,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:23,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:24,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:57:24,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:24,489 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 23:57:32,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 976 states and 1815 transitions. [2023-12-02 23:57:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1815 transitions. [2023-12-02 23:57:32,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 23:57:32,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:32,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:32,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:57:32,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:33,552 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 23:57:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:35,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 978 states and 1825 transitions. [2023-12-02 23:57:35,914 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1825 transitions. [2023-12-02 23:57:35,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 23:57:35,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:35,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:35,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:57:35,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:37,127 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 23:57:47,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:47,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1016 states and 1979 transitions. [2023-12-02 23:57:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1979 transitions. [2023-12-02 23:57:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 23:57:47,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:47,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:47,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:57:47,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:48,213 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 23:57:51,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1020 states and 2087 transitions. [2023-12-02 23:57:51,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2087 transitions. [2023-12-02 23:57:51,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 23:57:51,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:51,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:51,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:57:51,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:52,073 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:57:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:58,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1041 states and 2120 transitions. [2023-12-02 23:57:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2120 transitions. [2023-12-02 23:57:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 23:57:58,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:58,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:58,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:57:58,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:58,595 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:58:00,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1043 states and 2125 transitions. [2023-12-02 23:58:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2125 transitions. [2023-12-02 23:58:00,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-02 23:58:00,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:00,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:00,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:58:00,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:00,341 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 23:58:03,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:03,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1049 states and 2137 transitions. [2023-12-02 23:58:03,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2137 transitions. [2023-12-02 23:58:03,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-02 23:58:03,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:03,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:03,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:58:03,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:03,723 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:58:12,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:12,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1076 states and 2193 transitions. [2023-12-02 23:58:12,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2193 transitions. [2023-12-02 23:58:12,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-02 23:58:12,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:12,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:12,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:58:12,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:12,443 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:58:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1081 states and 2203 transitions. [2023-12-02 23:58:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2203 transitions. [2023-12-02 23:58:15,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 23:58:15,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:15,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:15,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:58:15,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:27,028 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 23:58:29,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:29,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 1090 states and 2240 transitions. [2023-12-02 23:58:29,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2240 transitions. [2023-12-02 23:58:29,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 23:58:29,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:29,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:29,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:58:29,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:29,908 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:58:37,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:37,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 1120 states and 2321 transitions. [2023-12-02 23:58:37,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2321 transitions. [2023-12-02 23:58:37,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 23:58:37,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:37,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:37,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:58:37,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:58:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 1135 states and 2359 transitions. [2023-12-02 23:58:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2359 transitions. [2023-12-02 23:58:40,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 23:58:40,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:40,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:41,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:58:41,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:41,856 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 108 proven. 57 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:58:49,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:49,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 1165 states and 2428 transitions. [2023-12-02 23:58:49,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2428 transitions. [2023-12-02 23:58:49,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 23:58:49,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:49,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:49,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:58:49,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:49,565 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 108 proven. 57 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:58:52,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:52,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 1180 states and 2460 transitions. [2023-12-02 23:58:52,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2460 transitions. [2023-12-02 23:58:52,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 23:58:52,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:52,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:52,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:58:52,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:53,365 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:58:57,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:57,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 1200 states and 2522 transitions. [2023-12-02 23:58:57,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2522 transitions. [2023-12-02 23:58:57,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 23:58:57,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:57,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:57,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:58:57,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:57,719 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:59:01,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:01,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 1215 states and 2552 transitions. [2023-12-02 23:59:01,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2552 transitions. [2023-12-02 23:59:01,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 23:59:01,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:01,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:01,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:59:01,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:01,717 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:59:03,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:03,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 1218 states and 2576 transitions. [2023-12-02 23:59:03,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2576 transitions. [2023-12-02 23:59:03,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 23:59:03,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:03,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:03,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:59:03,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:04,633 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:59:06,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:06,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 1220 states and 2578 transitions. [2023-12-02 23:59:06,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2578 transitions. [2023-12-02 23:59:06,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 23:59:06,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:06,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:06,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:59:06,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:59:07,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:07,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 1221 states and 2580 transitions. [2023-12-02 23:59:07,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 2580 transitions. [2023-12-02 23:59:07,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 23:59:07,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:07,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:07,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:59:07,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:08,312 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:59:10,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:10,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 1225 states and 2596 transitions. [2023-12-02 23:59:10,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2596 transitions. [2023-12-02 23:59:10,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 23:59:10,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:10,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:10,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:59:10,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:11,291 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:59:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 1228 states and 2610 transitions. [2023-12-02 23:59:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2610 transitions. [2023-12-02 23:59:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 23:59:14,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:14,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:14,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:59:14,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:59:16,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:16,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 1231 states and 2615 transitions. [2023-12-02 23:59:16,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2615 transitions. [2023-12-02 23:59:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 23:59:16,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:16,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:16,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:59:16,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-12-02 23:59:18,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 1234 states and 2618 transitions. [2023-12-02 23:59:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2618 transitions. [2023-12-02 23:59:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 23:59:18,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:18,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:18,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:59:18,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:18,205 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2023-12-02 23:59:20,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:20,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 1237 states and 2621 transitions. [2023-12-02 23:59:20,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2621 transitions. [2023-12-02 23:59:20,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-02 23:59:20,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:20,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:20,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:59:20,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:21,089 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 23:59:32,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:32,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 1252 states and 2678 transitions. [2023-12-02 23:59:32,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2678 transitions. [2023-12-02 23:59:32,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 23:59:32,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:32,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:32,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:59:32,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:33,359 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 23:59:44,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:44,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 1286 states and 2734 transitions. [2023-12-02 23:59:44,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2734 transitions. [2023-12-02 23:59:44,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 23:59:44,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:44,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:44,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:59:44,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:45,405 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 23:59:57,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:57,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 1321 states and 2792 transitions. [2023-12-02 23:59:57,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 2792 transitions. [2023-12-02 23:59:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 23:59:57,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:57,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:57,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:59:57,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:58,033 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 00:00:01,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 1336 states and 2806 transitions. [2023-12-03 00:00:01,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2806 transitions. [2023-12-03 00:00:01,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 00:00:01,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:01,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:01,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:00:01,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:02,958 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 12 proven. 324 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 00:00:15,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:15,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 1372 states and 2886 transitions. [2023-12-03 00:00:15,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2886 transitions. [2023-12-03 00:00:15,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 00:00:15,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:15,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:15,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:00:15,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:16,944 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 336 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 00:00:32,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:32,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 1410 states and 3072 transitions. [2023-12-03 00:00:32,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 3072 transitions. [2023-12-03 00:00:32,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-03 00:00:32,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:32,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:32,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:00:32,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:33,269 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:00:42,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:42,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 1431 states and 3109 transitions. [2023-12-03 00:00:42,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3109 transitions. [2023-12-03 00:00:42,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-03 00:00:42,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:42,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:42,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:42,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:00:42,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:43,240 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:00:45,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:45,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 1433 states and 3112 transitions. [2023-12-03 00:00:45,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 3112 transitions. [2023-12-03 00:00:45,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-03 00:00:45,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:45,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:45,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:00:45,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:46,348 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:00:48,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3316 states to 1436 states and 3118 transitions. [2023-12-03 00:00:48,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 3118 transitions. [2023-12-03 00:00:48,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-03 00:00:48,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:48,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:48,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:00:48,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:48,382 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2023-12-03 00:00:53,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:53,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 1442 states and 3132 transitions. [2023-12-03 00:00:53,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 3132 transitions. [2023-12-03 00:00:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-03 00:00:53,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:53,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:53,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:00:53,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:53,864 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:01:06,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:06,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 1469 states and 3194 transitions. [2023-12-03 00:01:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 3194 transitions. [2023-12-03 00:01:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-03 00:01:06,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:06,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:06,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:01:06,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:01:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:01:10,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:10,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 1474 states and 3205 transitions. [2023-12-03 00:01:10,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 3205 transitions. [2023-12-03 00:01:10,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-12-03 00:01:10,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:10,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:11,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:01:11,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:01:34,039 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 00:01:38,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:38,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 1483 states and 3251 transitions. [2023-12-03 00:01:38,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 3251 transitions. [2023-12-03 00:01:38,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-12-03 00:01:38,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:38,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:38,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:01:38,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:01:38,866 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:01:46,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:46,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 1511 states and 3333 transitions. [2023-12-03 00:01:46,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 3333 transitions. [2023-12-03 00:01:46,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-12-03 00:01:46,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:46,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:46,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:01:46,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:01:46,972 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:01:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 1516 states and 3342 transitions. [2023-12-03 00:01:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 3342 transitions. [2023-12-03 00:01:52,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-03 00:01:52,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:52,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:52,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:01:52,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:01:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 216 proven. 76 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:02:05,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:05,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 1546 states and 3416 transitions. [2023-12-03 00:02:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 3416 transitions. [2023-12-03 00:02:05,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-03 00:02:05,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:05,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:05,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:02:05,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:06,649 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:02:13,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:13,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 1566 states and 3487 transitions. [2023-12-03 00:02:13,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 3487 transitions. [2023-12-03 00:02:13,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-03 00:02:13,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:13,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:13,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:02:13,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:13,927 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:02:16,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 1569 states and 3517 transitions. [2023-12-03 00:02:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 3517 transitions. [2023-12-03 00:02:16,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-03 00:02:16,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:16,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:16,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:02:16,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:17,833 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 304 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:02:21,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:21,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 1572 states and 3521 transitions. [2023-12-03 00:02:21,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 3521 transitions. [2023-12-03 00:02:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-03 00:02:21,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:21,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:21,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:02:21,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:02:24,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:24,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 1576 states and 3539 transitions. [2023-12-03 00:02:24,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 3539 transitions. [2023-12-03 00:02:24,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-03 00:02:24,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:24,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:25,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:02:25,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:25,934 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:02:29,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1579 states and 3555 transitions. [2023-12-03 00:02:29,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 3555 transitions. [2023-12-03 00:02:29,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-03 00:02:29,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:29,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:29,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:02:29,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:30,399 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:02:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:32,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 1582 states and 3560 transitions. [2023-12-03 00:02:32,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 3560 transitions. [2023-12-03 00:02:32,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-03 00:02:32,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:32,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:32,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:32,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:02:32,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:32,633 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2023-12-03 00:02:34,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:34,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 1585 states and 3563 transitions. [2023-12-03 00:02:34,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3563 transitions. [2023-12-03 00:02:34,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-03 00:02:34,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:34,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:34,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:02:34,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:34,957 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-12-03 00:02:37,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:37,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 1588 states and 3566 transitions. [2023-12-03 00:02:37,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3566 transitions. [2023-12-03 00:02:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-03 00:02:37,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:37,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:37,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:02:37,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:38,885 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:02:54,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:54,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3866 states to 1603 states and 3633 transitions. [2023-12-03 00:02:54,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 3633 transitions. [2023-12-03 00:02:54,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-03 00:02:54,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:54,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:54,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:02:54,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:03:13,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:03:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 1639 states and 3705 transitions. [2023-12-03 00:03:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3705 transitions. [2023-12-03 00:03:13,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-03 00:03:13,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:03:13,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:03:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:03:13,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:03:13,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:03:13,619 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:03:16,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:03:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 1641 states and 3718 transitions. [2023-12-03 00:03:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 3718 transitions. [2023-12-03 00:03:16,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-12-03 00:03:16,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:03:16,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:03:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:03:16,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:03:16,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:03:17,662 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:03:33,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:03:33,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 1677 states and 3772 transitions. [2023-12-03 00:03:33,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 3772 transitions. [2023-12-03 00:03:33,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-12-03 00:03:33,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:03:33,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:03:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:03:34,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:03:34,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:03:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:03:37,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:03:37,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 1679 states and 3775 transitions. [2023-12-03 00:03:37,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 3775 transitions. [2023-12-03 00:03:37,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-03 00:03:37,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:03:37,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:03:37,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:03:37,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:03:37,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:03:39,138 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 385 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:03:50,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:03:50,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 1700 states and 3833 transitions. [2023-12-03 00:03:50,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 3833 transitions. [2023-12-03 00:03:50,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-03 00:03:50,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:03:50,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:03:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:03:50,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:03:50,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:03:51,572 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 385 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:03:55,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:03:55,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 1702 states and 3837 transitions. [2023-12-03 00:03:55,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3837 transitions. [2023-12-03 00:03:55,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-03 00:03:55,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:03:55,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:03:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:03:55,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:03:55,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:03:56,149 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 385 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:03:59,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:03:59,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4074 states to 1704 states and 3841 transitions. [2023-12-03 00:03:59,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3841 transitions. [2023-12-03 00:03:59,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-12-03 00:03:59,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:03:59,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:03:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:03:59,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:03:59,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:03:59,556 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2023-12-03 00:04:04,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:04,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 1710 states and 3867 transitions. [2023-12-03 00:04:04,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3867 transitions. [2023-12-03 00:04:04,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 00:04:04,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:04,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:04,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:04:04,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:05,540 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:04:21,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:21,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4203 states to 1737 states and 3956 transitions. [2023-12-03 00:04:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3956 transitions. [2023-12-03 00:04:21,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 00:04:21,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:21,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:21,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:21,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:04:21,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:21,856 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:04:24,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:24,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 1739 states and 3959 transitions. [2023-12-03 00:04:24,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3959 transitions. [2023-12-03 00:04:24,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 00:04:24,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:24,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:24,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:04:24,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:25,092 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:04:30,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:30,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4217 states to 1744 states and 3970 transitions. [2023-12-03 00:04:30,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3970 transitions. [2023-12-03 00:04:30,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 00:04:30,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:30,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:30,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:04:30,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:31,063 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:04:34,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 1746 states and 3973 transitions. [2023-12-03 00:04:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3973 transitions. [2023-12-03 00:04:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-03 00:04:34,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:34,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:34,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:04:34,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:36,029 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 640 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:04:52,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:52,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 1784 states and 4023 transitions. [2023-12-03 00:04:52,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 4023 transitions. [2023-12-03 00:04:52,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-03 00:04:52,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:52,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:52,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:04:52,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:54,067 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 640 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:04:57,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:57,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4273 states to 345 states and 586 transitions. [2023-12-03 00:04:57,294 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 586 transitions. [2023-12-03 00:04:57,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-03 00:04:57,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:57,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:57,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:04:57,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:57,940 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 00:05:07,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:07,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 347 states and 593 transitions. [2023-12-03 00:05:07,538 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 593 transitions. [2023-12-03 00:05:07,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-03 00:05:07,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:07,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:07,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:05:07,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:07,818 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 00:05:10,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:10,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4301 states to 328 states and 538 transitions. [2023-12-03 00:05:10,860 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 538 transitions. [2023-12-03 00:05:10,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-03 00:05:10,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:10,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:10,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:05:10,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:12,276 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 360 proven. 20 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 00:05:23,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:23,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4321 states to 245 states and 335 transitions. [2023-12-03 00:05:23,491 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 335 transitions. [2023-12-03 00:05:23,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-03 00:05:23,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:23,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:23,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:05:23,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:24,630 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 00:05:29,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4327 states to 228 states and 288 transitions. [2023-12-03 00:05:29,918 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 288 transitions. [2023-12-03 00:05:29,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:05:29,918 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 169 iterations. [2023-12-03 00:05:29,928 INFO L751 CodeCheckObserver]: All specifications hold 52 specifications checked. All of them hold [2023-12-03 00:05:36,152 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:05:36,156 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:05:36,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:05:36 ImpRootNode [2023-12-03 00:05:36,156 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:05:36,157 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:05:36,157 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:05:36,157 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:05:36,157 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:54:47" (3/4) ... [2023-12-03 00:05:36,158 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:05:36,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 00:05:36,166 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-12-03 00:05:36,166 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 00:05:36,166 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 00:05:36,166 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:05:36,398 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:05:36,399 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:05:36,400 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:05:36,401 INFO L158 Benchmark]: Toolchain (without parser) took 650095.67ms. Allocated memory was 144.7MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 90.0MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2023-12-03 00:05:36,402 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:05:36,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.12ms. Allocated memory is still 144.7MB. Free memory was 89.6MB in the beginning and 79.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 00:05:36,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.43ms. Allocated memory is still 144.7MB. Free memory was 79.1MB in the beginning and 77.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:05:36,403 INFO L158 Benchmark]: Boogie Preprocessor took 25.96ms. Allocated memory is still 144.7MB. Free memory was 77.4MB in the beginning and 76.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:05:36,404 INFO L158 Benchmark]: RCFGBuilder took 556.76ms. Allocated memory is still 144.7MB. Free memory was 75.9MB in the beginning and 112.6MB in the end (delta: -36.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2023-12-03 00:05:36,404 INFO L158 Benchmark]: CodeCheck took 648972.54ms. Allocated memory was 144.7MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 112.6MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2023-12-03 00:05:36,405 INFO L158 Benchmark]: Witness Printer took 243.19ms. Allocated memory is still 3.1GB. Free memory was 1.9GB in the beginning and 2.2GB in the end (delta: -358.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-12-03 00:05:36,407 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 118 locations, 52 error locations. Started 1 CEGAR loops. OverallTime: 642.7s, OverallIterations: 169, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 277137 SdHoareTripleChecker+Valid, 1060.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 265160 mSDsluCounter, 124370 SdHoareTripleChecker+Invalid, 930.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 111264 mSDsCounter, 111540 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 834388 IncrementalHoareTripleChecker+Invalid, 945928 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 111540 mSolverCounterUnsat, 13106 mSDtfsCounter, 834388 mSolverCounterSat, 8.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 239832 GetRequests, 226427 SyntacticMatches, 10800 SemanticMatches, 2605 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5264292 ImplicationChecksByTransitivity, 580.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.7s SsaConstructionTime, 3.6s SatisfiabilityAnalysisTime, 96.9s InterpolantComputationTime, 17699 NumberOfCodeBlocks, 17699 NumberOfCodeBlocksAsserted, 168 NumberOfCheckSat, 17531 ConstructedInterpolants, 0 QuantifiedInterpolants, 68249 SizeOfPredicates, 163 NumberOfNonLiveVariables, 31890 ConjunctsInSsa, 867 ConjunctsInUnsatCore, 168 InterpolantComputations, 109 PerfectInterpolantSequences, 21276/31392 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: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: 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: 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: 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: 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: 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: 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: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 52 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.12ms. Allocated memory is still 144.7MB. Free memory was 89.6MB in the beginning and 79.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.43ms. Allocated memory is still 144.7MB. Free memory was 79.1MB in the beginning and 77.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.96ms. Allocated memory is still 144.7MB. Free memory was 77.4MB in the beginning and 76.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 556.76ms. Allocated memory is still 144.7MB. Free memory was 75.9MB in the beginning and 112.6MB in the end (delta: -36.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * CodeCheck took 648972.54ms. Allocated memory was 144.7MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 112.6MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * Witness Printer took 243.19ms. Allocated memory is still 3.1GB. Free memory was 1.9GB in the beginning and 2.2GB in the end (delta: -358.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 00:05:36,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c2093e-8ef4-4ac4-8699-449418ebf9be/bin/ukojak-verify-Qdu7aM0XO9/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